You are currently viewing Psychiatry Billing and Coding Guidelines: A Complete Guide for 2026

Psychiatry Billing and Coding Guidelines: A Complete Guide for 2026

Psychiatry has the highest claim denial rate of any outpatient medical specialty. According to Becker’s ASC Review, psychiatric practices face a denial rate of approximately 16% — more than double the 5–10% industry average across all specialties. The causes are not random. They cluster around three specific billing challenges that are unique to this specialty: the precise time-based documentation requirements for psychotherapy codes, the complex interplay between E/M and psychotherapy when both are provided in the same session, and an increasingly aggressive payer environment where AI-powered claim review systems and intensified Medicare RAC audits are scrutinizing psychiatric documentation more closely than ever before.

In 2026, two additional compliance layers have been added to this already demanding environment. The updated 42 CFR Part 2 privacy rules for substance use disorder records are now fully enforceable as of February 16, 2026. And the 2024 MHPAEA final rule — which strengthens enforcement of mental health parity for commercial payers — is now actively reshaping how prior authorization denials must be justified and how providers can challenge them.

At the same time, 2026 brings rare stability on the telehealth front. Medicare has extended behavioral health telehealth flexibilities through December 31, 2027 — including audio-only services and no in-person visit requirement before initiating telehealth. For practices that have built telehealth delivery into their clinical model, this extension provides a meaningful window of operational certainty.

This guide covers the complete psychiatry billing and coding framework for 2026 — organized by service type, with the 2026 updates, ICD-10 coding requirements, telehealth rules, and the denial patterns that drive the specialty’s unusually high rejection rate.

Psychiatry Billing Guide 2026 — ClaimsXperts
Specialty billing guide · 2026

Psychiatry Billing

The highest claim denial rate of any outpatient specialty — 16% vs. the 5–10% industry average — driven by specific, correctable billing gaps in evaluation codes, time documentation, and combined E/M and therapy visits.

16% denial rate Time-based codes Telehealth through 2027 42 CFR Part 2 enforced
Specialty denial rate
16%
vs. 5–10% industry average. Most denials are correctable documentation and coding errors.
Telehealth extended through
2027
No in-person requirement, audio-only permitted, no geographic restrictions. Returns Jan 1, 2028.
42 CFR Part 2 enforcement
Feb ’26
Full enforcement of updated SUD privacy rules since February 16, 2026. Updated consent workflows required.
Evaluation codes — the most audited distinction
90791
Psychiatric evaluation — WITHOUT medical services
No medication prescribed, reviewed, or managed. For non-prescribing evaluations only.
Medicare ~$237 · PMHNP ~$201 (85%)
90792
Psychiatric evaluation — WITH medical services
Medication prescribed, adjusted, or managed. Must use when any pharmacological decision is made.
Medicare ~$257 · PMHNP ~$172 (85%)
⚠️ Billing 90791 when medication was prescribed is the #1 audited error in psychiatry. The claim may process — but the documentation mismatch triggers post-payment recoupment.
Individual psychotherapy — time-based codes
90832 16–37 min 30-minute therapy ~$80
90834 38–52 min 45-minute therapy (most billed) ~$131
90837 53+ min 60-minute therapy ~$185
90839 30–74 min Crisis psychotherapy $152
90846 Family therapy, patient absent
90847 Family therapy, patient present
90853 Group psychotherapy
Time = face-to-face only. Document start and stop times on every session. AI claim review systems flag time-code mismatches against documentation in 2026.
Combined E/M + psychotherapy (prescribers only) — the most complex billing scenario
Psychotherapy add-on codes (used alongside E/M — never standalone)
+9083316–37 minutes of psychotherapy added to E/M
+9083638–52 minutes of psychotherapy added to E/M
+9083853+ minutes of psychotherapy added to E/M
Example: 20 min medication management + 30 min CBT = Bill 99213 (E/M for 20 min) + 90833 (30 min therapy add-on). Do NOT count any time toward both components.
❌ The time overlap error
Counting the same minutes toward both the E/M level AND the psychotherapy add-on. A 50-minute session has 50 total minutes — not 50 for E/M AND 50 for therapy.
✅ Correct documentation
“E/M time: 20 min (medication review, dose adjustment). Psychotherapy time: 30 min (CBT — rumination patterns). Total session: 50 min.” Bill: 99213 + Modifier 25 + +90833
Telehealth 2026 — modifiers and POS
Video, patient at home Mod 95 + POS 10
Video, patient at clinical site Mod 95 + POS 02
Audio-only, patient at home Mod 93 + FQ + POS 10
Some Medicaid programs Mod GT
POS 10 = non-facility rate (higher). POS 02 = facility rate (lower). Always use POS 10 when the patient is at home. Using POS 02 for home sessions underpays every telehealth claim.
No in-person requirement through Dec 31, 2027. Buprenorphine telehealth prescribing expires Dec 31, 2026 — monitor for extension.
2026 key updates
Telehealth extended through Dec 31, 2027 — audio-only, no geography restriction, no in-person requirement
In effect 2026 — returns Jan 1, 2028
42 CFR Part 2 full enforcement — updated SUD privacy rules, revised consent workflows, secure record segmentation required
Effective February 16, 2026
MHPAEA 2024 final rule — commercial payers must justify BH denials with parity-aligned reasoning. Document denials to support parity complaints.
Active enforcement 2026
AI-powered claim review targeting time-code mismatches, E/M time overlaps, and telehealth modifier errors
Intensifying 2026
LPCs and LMFTs Medicare coverage continues — confirm individual NPI enrollment for all clinicians
Since January 2024 — fully established 2026
Top denial patterns driving the 16% denial rate
1
90791 billed when medication was prescribed or managed
Fix: Any medication decision = 90792. Build mandatory checkpoint before submission.
2
Time-code mismatch — 90837 billed for a 52-minute session
Fix: Document start/stop times. Select code from actual documented time.
3
E/M time and psychotherapy time double-counted in combined visits
Fix: Document as two separate, non-overlapping time blocks.
4
Missing or wrong telehealth modifier/POS — POS 02 used instead of POS 10
Fix: POS 10 for all home-based sessions. Build modifier into scheduling workflow.
5
Crisis 90839 without required documentation — no risk assessment or disposition
Fix: Use crisis documentation template with all 6 CMS-required elements.
6
Group therapy without individual patient notes
Fix: Require individual note for each patient attending each group session.
7
42 CFR Part 2 consent missing or outdated for SUD claims
Fix: Audit all SUD patient consent forms against Feb 2026 requirements.
8
Parity-based prior auth denials not challenged
Fix: Track parity denials. Reference MHPAEA in every appeal. File complaints for systematic violations.

Part 1: Psychiatric Evaluation Codes — The Most Commonly Miscoded Area

Two codes cover the initial psychiatric diagnostic evaluation. Getting this selection wrong is the most common compliance error in psychiatry billing.

90791 vs. 90792 — The Critical Distinction

CodeDescriptionWhen to UseMedicare 2026 Rate
90791Psychiatric diagnostic evaluation — WITHOUT medical servicesWhen no medication is prescribed, adjusted, or managed during the evaluation~$237 (full rate)
90792Psychiatric diagnostic evaluation — WITH medical servicesWhen medication is prescribed, reviewed, or managed as part of the evaluation~$257 (full rate); ~$172 at PMHNP 85% rate

The rule that auditors look for first: If medication services occur during the evaluation — including prescribing, reviewing current medications, or making any pharmacological decision — 90792 must be used. Not 90791.

Billing 90791 when medication was prescribed or managed during the same session is one of the most audited errors in psychiatry. The claim may process, but the documentation mismatch creates significant recoupment risk during post-payment review.

Documentation requirements for 90791 and 90792:

  • Complete medical and psychiatric history including past, family, and social history
  • Mental status examination — documented with specificity
  • Initial diagnosis with appropriate ICD-10 codes
  • Assessment of the patient’s capacity to respond to treatment
  • Initial treatment plan and recommendations
  • For 90792 specifically: medication decisions, rationale, risks/benefits discussed

Who can bill 90791 and 90792:

  • Psychiatrists (MD/DO) — both codes at full rate
  • Psychiatric Mental Health Nurse Practitioners (PMHNPs) — both codes at 85% of physician rate for Medicare
  • Licensed Clinical Social Workers (LCSWs) — 90791 only
  • Psychologists — 90791 only
  • Licensed Professional Counselors (LPCs) and Marriage and Family Therapists (LMFTs) — 90791 (Medicare coverage expanded January 2024)

Frequency rule: 90791 and 90792 are used for the initial evaluation. They are not routine annual codes — they are used for new patients or for established patients presenting with a genuinely new clinical condition requiring a complete new diagnostic assessment.


Part 2: Individual Psychotherapy — Standalone Codes

For therapists, counselors, psychologists, and LCSWs providing psychotherapy without a prescribing or E/M component, standalone psychotherapy codes are the primary billing vehicle.

The Three Individual Psychotherapy Codes

CodeTime ThresholdCommon NameMedicare 2026 Rate
9083216–37 minutes30-minute therapy~$80
9083438–52 minutes45-minute therapy — most commonly billed~$131
9083753+ minutes60-minute therapy~$175–195

The most important rule in psychotherapy billing: time is face-to-face time only.

The time threshold applies to direct, face-to-face psychotherapy time with the patient — not total appointment time. Time spent on documentation, phone calls, treatment planning, or any activity outside the direct patient interaction does not count toward the threshold.

Document start time and stop time on every session. This is not optional — it is the documentation standard that CMS and commercial payers use to validate time-based codes. A note that says “45-minute session” without start/stop times is significantly more vulnerable in audit than one that says “Session 2:00 PM–2:47 PM.”

The time threshold boundaries matter precisely:

  • A 37-minute session → 90832 (16–37 minutes)
  • A 38-minute session → 90834 (38–52 minutes)
  • A 52-minute session → 90834
  • A 53-minute session → 90837

Billing 90837 for a 52-minute session is upcoding. AI-powered claim review systems deployed by commercial payers in 2026 are specifically flagging time-code mismatches against documentation, making this a higher-risk error than in prior years.

Commercial Rates for Psychotherapy

Medicare reimburses 90834 at approximately $131 nationally in 2026. Commercial payers typically range from $110 to $180 for the same code depending on geography, network tier, and contract rates. Verifying contracted rates for each commercial payer — rather than assuming Medicare parity — is an important part of psychiatric billing revenue management.


Part 3: Psychotherapy With E/M — The Most Complex Area in Psychiatry Billing

When a prescribing psychiatrist or PMHNP provides both a medication management E/M visit AND psychotherapy in the same session, the coding structure is fundamentally different from standalone therapy. This combined billing scenario is the highest-complexity, highest-audit-risk area in psychiatry.

How Combined Visits Are Billed

Wrong approach (common mistake): Billing a standalone psychotherapy code (90834) when both medication management and therapy were provided in the same session.

Correct approach: The session is billed as two components:

  1. An E/M code (99202–99215 for outpatient) covering the medical decision-making and medication management
  2. A psychotherapy add-on code covering the therapy component — appended to the E/M

Psychotherapy Add-On Codes (Used Only With E/M)

Add-On CodePsychotherapy TimePaired With
+9083316–37 minutes of psychotherapyAny E/M code (99202–99215)
+9083638–52 minutes of psychotherapyAny E/M code (99202–99215)
+9083853+ minutes of psychotherapyAny E/M code (99202–99215)

The Time Separation Rule — Critical and Frequently Violated

E/M time and psychotherapy time are counted separately and cannot overlap.

When a psychiatrist spends 20 minutes on medication management (E/M) and 30 minutes on psychotherapy in the same session:

  • Bill the E/M at the appropriate level for the 20 minutes of E/M work (or MDM)
  • Bill +90833 for the 30 minutes of psychotherapy time

The total session was 50 minutes. But the E/M is selected based on the E/M portion only, and the psychotherapy add-on reflects the therapy portion only. Counting any time toward both components is double-counting — a compliance violation and a leading cause of audit findings in psychiatric billing.

Example of correct combined visit documentation:

  • “Total session time: 50 minutes. E/M time: 20 minutes (medication review, laboratory interpretation, prescription adjustment). Psychotherapy time: 30 minutes (CBT technique addressing rumination patterns). E/M billed: 99213. Add-on billed: +90833.”

Modifier 25 Requirement

Some payers require Modifier 25 on the E/M code when billing a combined E/M and psychotherapy add-on visit — to indicate the E/M was a significant, separately identifiable service. This requirement varies by payer. Verify each commercial payer’s specific policy on Modifier 25 for combined visits and build the correct rule into your billing workflow.


Part 4: Interactive Complexity Add-On — +90785

CPT +90785 covers the additional work involved when communication during a psychiatric service is significantly complicated by factors requiring special management. It is an add-on code — it cannot be billed alone.

When interactive complexity applies (all four criteria do not need to be present — any one is sufficient):

  • Mandated reporting is required
  • The patient is involved in a court/legal matter
  • Communication requires a translator or interpreter
  • The patient has a guardian or caregiver who must be involved in communication
  • The patient is uncooperative or has limited communication capacity requiring special management techniques

Codes +90785 can be added to: 90791, 90792, 90832, 90834, 90837, 90833, 90836, 90838, 90845, 90847, 90849, 90853

+90785 cannot be added to: 90846 (family therapy without the patient present) — the patient’s communication capacity is irrelevant when they are not present.


Part 5: Group, Family, and Crisis Therapy

Group Psychotherapy

CodeDescriptionKey Rules
90853Group psychotherapyPatient must be present; document group size, therapeutic modality, and each patient’s participation
90849Multiple-family group psychotherapyGroup must include more than one family; each family is billed separately

Group therapy is one of the most frequently under-documented services in psychiatry. Each patient’s medical record must contain an individual note — not a group note — documenting their specific participation, response, and clinical status during the session.

Family Psychotherapy

CodeDescription
90846Family psychotherapy without the patient present
90847Family psychotherapy with the patient present

Critical distinction: 90846 (without patient) and 90847 (with patient) cannot be billed on the same date as standalone individual psychotherapy (90832, 90834, 90837) for the same patient. They can be billed on the same date as E/M codes or other qualifying services with appropriate documentation.

Crisis Psychotherapy

CodeDescriptionMedicare 2026 Rate
90839Crisis psychotherapy, first 30–74 minutes$152.40
+90840Each additional 30 minutes (add-on to 90839)$75.20 per unit

Crisis psychotherapy is the most documentation-intensive service in psychiatry. CMS Local Coverage Article A57480 specifies exactly what the documentation must contain:

  • Crisis precipitant — what triggered the crisis and the clinical context
  • Risk assessment — documented suicide and/or violence screening with clinical reasoning, not just “patient denies SI/HI”
  • Mental status examination — specific findings, not a generic template
  • Interventions performed — de-escalation techniques, safety planning, any contact with ER or family
  • Total time — start and stop time explicitly documented
  • Disposition — specific plan: admitted, referred, discharged with safety plan, etc.

Crisis documentation that simply states “patient in crisis, seen and stabilized” will not survive audit. Every element above must be present in the clinical record.


Part 6: Medication Management Billing

Medication management visits for established psychiatric patients are billed using standard outpatient E/M codes — not psychiatric evaluation codes.

Medication management E/M visit codes:

CodeMDM LevelMinimum Time
99212Straightforward10–19 minutes
99213Low complexity20–29 minutes
99214Moderate complexity30–39 minutes
99215High complexity40–54 minutes

Documentation that supports higher-level E/M in psychiatry:

  • Managing two or more psychiatric medications or conditions in the same visit
  • Adjusting medication doses based on symptom response or lab results
  • Reviewing and interpreting laboratory results (lithium levels, metabolic panels for antipsychotics, thyroid function)
  • Managing medication side effects or adverse reactions
  • Coordinating with other providers or facilities

When psychotherapy is also provided during medication management: See Part 3 above — use the E/M code + psychotherapy add-on, not a standalone therapy code.


Part 7: Psychological and Neuropsychological Testing

Testing services require careful code selection because evaluation/interpretation and administration/scoring are billed separately.

Testing Evaluation and Interpretation

CodeDescription
96130Psychological testing evaluation, first hour (interpretation, integration of results, treatment planning)
+96131Each additional hour
96132Neuropsychological testing evaluation, first hour
+96133Each additional hour

Testing Administration and Scoring

CodeDescription
96136Psychological/neuropsychological testing administration by physician or QHP, first 30 minutes
+96137Each additional 30 minutes (by physician/QHP)
96138Testing administration by technician, first 30 minutes
+96139Each additional 30 minutes (by technician)

Matching code to test type:

  • Personality, emotional, behavioral testing (MMPI-3, PAI, Rorschach) → 96130/96131
  • Cognitive and neurobehavioral batteries (WAIS, WMS, Halstead-Reitan) → 96132/96133

Documentation must include: instruments used and rationale for selection, total time for each component, interpretation findings, and an integrated clinical report.


Part 8: Collaborative Care Model

The Psychiatric Collaborative Care Model (CoCM) is an increasingly used framework for integrating behavioral health into primary care settings. Medicare covers CoCM services under two code structures:

CodeDescription
G0502CoCM, first 70 minutes in the first calendar month
G0503CoCM, first 60 minutes in subsequent calendar months
G0504CoCM, each additional 30 minutes (add-on)
99492CoCM initial month, 70+ minutes (alternative CPT structure)
99493CoCM subsequent months, 60+ minutes

CoCM involves a team of three: the treating primary care physician, a behavioral health care manager (BHCM), and a psychiatric consultant. The psychiatric consultant does not need to directly treat the patient — they provide case consultation and supervision of the care plan.

CMS recently proposed that FQHCs and RHCs bill CoCM as standalone services — expanding access to this model in community health settings.


Part 9: Substance Use Disorder Billing

HCPCS SUD Codes (primarily Medicaid)

CodeDescription
H0001Alcohol and/or drug assessment
H0004Behavioral health counseling and therapy, per 15 minutes
H0005Alcohol and/or drug services, group counseling
H2011Crisis intervention service, per 15 minutes

Opioid Treatment Program (OTP) — Medicare Bundled Payment

Medicare covers OTP services through a bundled weekly payment model requiring:

  • SAMHSA certification as an Opioid Treatment Program
  • Medicare OTP enrollment (separate from standard Medicare enrollment)
  • Bundled weekly G-codes covering methadone or buprenorphine treatment

Telehealth prescribing of buprenorphine without a prior in-person visit is currently permitted under federal flexibilities — however this flexibility expires December 31, 2026. Practices prescribing buprenorphine via telehealth should monitor for Congressional action on extension before year-end.


Part 10: Telehealth Billing in Psychiatry — 2026 Rules

Telehealth Flexibilities Extended Through 2027

The most operationally significant 2026 update for psychiatry: Medicare’s extension of telehealth flexibilities through 2027 offers rare stability for tele-mental health and addiction treatment programs. Key provisions:

  • No in-person visit requirement before initiating behavioral health telehealth — this requirement has been delayed until January 1, 2028
  • Audio-only services remain billable when patients lack video access or decline video
  • No geographic restrictions for behavioral health telehealth
  • All psychotherapy and evaluation codes are telehealth-eligible

Telehealth Modifiers and Place of Service

ScenarioModifierPlace of ServiceRate
Real-time audio/video — patient at home95POS 10 (patient’s home)Non-facility rate (higher)
Real-time audio/video — patient at clinical site95POS 02Facility rate (lower)
Audio-only — patient at home93 (or FQ for Medicare)POS 10Non-facility rate

Critical billing rule: POS 10 (patient’s home) generates the non-facility rate — which is meaningfully higher than POS 02 (facility). Always use POS 10 when the patient is at home for telehealth sessions. Using POS 02 when the patient is at home systematically underpays every telehealth claim.

Audio-Only Attestation Requirements

For audio-only sessions under Medicare:

  • The provider must document that the patient is unable or unwilling to use video technology
  • The patient must consent to audio-only care
  • The attestation must be in the clinical record for each audio-only session — not just at intake

Part 11: ICD-10 Coding for Common Psychiatric Diagnoses

Accurate ICD-10 coding in psychiatry directly supports medical necessity, prior authorization approval, and audit defense. Unspecified codes are common in psychiatry but create risk when specific diagnoses are documented.

Depression

CodeDescription
F32.0Major depressive disorder, single episode, mild
F32.1Major depressive disorder, single episode, moderate
F32.2Major depressive disorder, single episode, severe without psychotic features
F32.3Major depressive disorder, single episode, severe with psychotic features
F33.1Major depressive disorder, recurrent, moderate
F33.2Major depressive disorder, recurrent, severe without psychotic features
F32.9Major depressive disorder, single episode, unspecified — avoid when severity is documented

Anxiety Disorders

CodeDescription
F41.1Generalized anxiety disorder
F41.0Panic disorder
F40.10Social phobia, unspecified
F40.10Social anxiety disorder
F42.2Mixed obsessional thoughts and acts (OCD)

Trauma

CodeDescription
F43.10PTSD, unspecified
F43.11PTSD, acute
F43.12PTSD, chronic
F43.21Adjustment disorder with depressed mood
F43.22Adjustment disorder with anxiety

Bipolar and Psychotic Disorders

CodeDescription
F31.0Bipolar I, current episode hypomanic
F31.30Bipolar I, current/most recent episode depressed, mild severity
F31.32Bipolar I, current episode depressed, moderate severity
F31.9Bipolar disorder, unspecified
F20.9Schizophrenia, unspecified
F25.0Schizoaffective disorder, bipolar type

Neurodevelopmental and Other

CodeDescription
F90.0ADHD, predominantly inattentive presentation
F90.1ADHD, predominantly hyperactive/impulsive presentation
F90.2ADHD, combined presentation
F84.0Autism spectrum disorder
F11.20Opioid use disorder, moderate
F10.20Alcohol use disorder, moderate
F17.210Nicotine dependence, cigarettes, uncomplicated

ICD-10 specificity rule: Use the most specific code the documentation supports. Payers are increasingly using diagnosis codes to determine medical necessity — a claim for 90837 (60-minute therapy) with F41.9 (anxiety disorder, unspecified) when the record clearly documents GAD is a coding error that may survive but creates audit exposure.


Part 12: 2026 Key Updates in Psychiatry Billing

1. Telehealth Extended Through December 31, 2027

All behavioral health telehealth flexibilities — including audio-only, no in-person requirement, no geographic restrictions — remain in effect through December 31, 2027. The in-person visit requirement returns January 1, 2028 unless extended by Congress. This provides a clear operational planning window for telehealth-heavy psychiatric practices.

2. 42 CFR Part 2 Full Enforcement — February 16, 2026

Updated 42 CFR Part 2 privacy rules governing SUD treatment records are now fully enforceable. These rules now more closely align with HIPAA but maintain stricter requirements for SUD-specific disclosures. Practices treating substance use disorders must have:

  • Updated Notices of Privacy Practices
  • Revised patient consent forms for SUD record disclosures
  • Stronger breach notification processes
  • Secure record segmentation separating SUD records from general medical records
  • Documented staff training on the updated regulations

Non-compliance with 42 CFR Part 2 creates both billing risk (claims may be denied if consent documentation is incomplete) and legal risk (federal enforcement action).

3. MHPAEA 2024 Final Rule — Active Enforcement

The Mental Health Parity and Addiction Equity Act final rule strengthened enforcement mechanisms that are now actively shaping how commercial payer denials are issued and how providers can challenge them:

  • Plans must maintain documented parity analyses showing their nonquantitative treatment limitations (prior auth requirements, visit limits, step therapy) are equally stringent for MH/SUD services compared to medical services
  • Any denial of MH/SUD services must follow the same review logic used for equivalent medical services
  • Providers who face systematic prior authorization denials for psychiatric services now have stronger grounds for formal parity complaints to state insurance departments or the Department of Labor

Practical action: Build a parity denial tracking workflow. When a commercial payer denies a psychiatric service that would not require prior authorization for an equivalent medical service, document the pattern. A documented pattern of parity-violating denials supports both individual appeals and formal complaints.

4. AI-Powered Claim Review Intensification

Commercial payers have broadly deployed AI systems that flag documentation inconsistencies that human reviewers might not catch consistently. In 2026, these systems are specifically targeting:

  • Time-based code mismatches — billed time vs. documented session time
  • E/M + psychotherapy double-counting of time
  • Telehealth claims without correct POS codes and modifiers
  • High-frequency 90837 billing without time documentation variation (suspiciously identical session lengths)
  • Group therapy claims without individual patient documentation

Response: Build documentation precision into your clinical workflow, not your billing workflow. The documentation must be accurate before the claim is generated — not corrected after a denial.

5. OTP Buprenorphine Telehealth Prescribing — Expires December 31, 2026

The federal flexibility allowing telehealth prescribing of buprenorphine without a prior in-person visit expires December 31, 2026. Congressional action would be required to extend. Practices with OTP programs or buprenorphine prescribing practices should monitor for extension legislation in Q4 2026 and develop contingency plans for in-person visit compliance if the flexibility expires.

6. LPCs and LMFTs — Medicare Coverage Continues

Licensed Professional Counselors and Licensed Marriage and Family Therapists have been covered by Medicare since January 1, 2024. In 2026 this coverage is fully established — LPCs and LMFTs can bill Medicare independently using their own NPIs. Practices employing these provider types should confirm each clinician is enrolled in Medicare under their own NPI if they are seeing Medicare patients.


Part 13: Common Modifiers in Psychiatry

ModifierWhen to Use
25Significant, separately identifiable E/M on same day as psychotherapy — required by some payers when billing combined E/M + add-on
95Synchronous telemedicine via real-time audio and video
93Audio-only telemedicine — patient unable or unwilling to use video
FQMedicare-specific audio-only modifier (pairs with 93 for Medicare claims)
GTInteractive audio/video (still required by some Medicaid programs)
59Distinct procedural service — when multiple psychiatric services are genuinely separate
HOMaster’s level — identifies counselor with master’s degree (some Medicaid programs)
HNBachelor’s level
HMLess than bachelor’s level
SANurse practitioner rendering service in collaboration with physician

Part 14: Top Denial Reasons in Psychiatry and How to Fix Them

1. 90791 Billed When Medication Was Prescribed

The most audited error in psychiatry. Documentation shows medication prescribed but 90791 (without medical services) was billed.

Fix: Build a mandatory checkpoint: if medication is prescribed, reviewed, or managed during the evaluation → 90792. Period. No exceptions.

2. Time-Based Code Mismatch

Billing 90837 for a 52-minute session. AI systems flag documented time against billed code.

Fix: Document start and stop times on every session. Select the code based on the actual documented time — not the scheduled appointment length.

3. E/M Time and Psychotherapy Time Double-Counted

Combined visit where the full session time is counted toward both the E/M level and the psychotherapy add-on.

Fix: Train providers to document E/M time and psychotherapy time as separate, non-overlapping components. The total of both components should equal total session time.

4. Missing or Incorrect Telehealth Modifier/POS

Telehealth claim missing Modifier 95 or 93, or using POS 02 instead of POS 10 when patient is at home.

Fix: Build telehealth modifier and POS rules into your scheduling and billing system. Home-based sessions must have Modifier 95 or 93 + POS 10 before submission.

5. Crisis Psychotherapy Without Required Documentation Elements

90839 billed without a documented risk assessment, crisis precipitant, or specific disposition.

Fix: Use a crisis documentation template that includes all six required elements (precipitant, risk assessment, mental status exam, interventions, total time, disposition). Every crisis note must be completed before the claim is submitted.

6. Group Therapy Without Individual Patient Notes

90853 billed with a single group note rather than individual documentation for each patient.

Fix: Require an individual note for every patient attending every group session — documenting their specific participation, response, and clinical status.

7. 42 CFR Part 2 Consent Missing for SUD Claims

SUD-related billing denied because patient consent for disclosure was not documented or was outdated.

Fix: Audit all SUD patient consent documentation against the updated 42 CFR Part 2 requirements effective February 16, 2026. Update consent forms and workflows before submitting any SUD-related claims.

8. Parity-Based Prior Authorization Denials Not Appealed Correctly

Psychiatric prior auth denials accepted without challenging whether the same authorization requirement would apply to equivalent medical services.

Fix: Build a parity violation tracking log. When prior auth is required for a psychiatric service, document whether the same restriction applies to equivalent medical services. Reference MHPAEA in every appeal letter for parity-based denials.


What Your Psychiatric Practice Should Do Right Now

Coding and documentation:

  • Audit your last 30 evaluation claims — confirm 90791 vs. 90792 selection matches the documentation (medication involvement = 90792)
  • Confirm start and stop times are documented on every psychotherapy session note
  • For combined E/M and psychotherapy visits — confirm E/M time and psychotherapy time are documented as separate, non-overlapping components

Telehealth:

  • Confirm all telehealth claims use POS 10 (not POS 02) for home-based sessions
  • Confirm Modifier 95 (video) or 93/FQ (audio-only) is present on every telehealth claim
  • Confirm audio-only consent and attestation are documented at each audio-only session

Compliance:

  • Update your Notice of Privacy Practices and patient consent forms to reflect the updated 42 CFR Part 2 requirements effective February 16, 2026
  • Implement secure record segmentation for SUD treatment records
  • Build a parity denial tracking workflow for commercial payer prior authorization denials

Revenue opportunities:

  • Confirm LPCs and LMFTs in your practice are enrolled in Medicare under their own NPIs
  • Evaluate whether your practice is eligible for Collaborative Care Model billing (G0502–G0504) if integrated with primary care
  • Review your crisis documentation for completeness — 90839 and +90840 are permanently covered via telehealth and represent meaningful revenue when correctly documented

Final Thoughts

Psychiatry’s 16% claim denial rate is not inevitable — it reflects specific, correctable billing gaps that cluster around time documentation, the E/M and psychotherapy interaction, and telehealth modifier accuracy. Practices that invest in precision documentation workflows, updated compliance processes for 42 CFR Part 2 and MHPAEA, and accurate telehealth billing consistently outperform the specialty average.

The 2026 telehealth stability, Medicare coverage for LPCs and LMFTs, and MHPAEA enforcement creating new appeal leverage all represent meaningful positive developments for psychiatric practices positioned to use them.

At ClaimsXperts, we work with psychiatric and behavioral health practices on evaluation code compliance, combined visit billing, telehealth modifier accuracy, 42 CFR Part 2 workflows, and full-cycle revenue cycle management.

Contact us today at https://www.rcmmasters.com/#contactus to learn how ClaimsXperts can strengthen your psychiatry billing operation.

ClaimsXperts is a Revenue Cycle Management company based in Frisco, TX, serving medical practices across the United States. We specialize in medical billing, coding, and insurance credentialing for solo practitioners, group practices, and specialty clinics.

Leave a Reply