G9212 HCPCS — Reimbursement & Policy Benchmarks | OpenPayer

Summary & Overview

HCPCS G9212: Initial Evaluation — DSM-IV-TR Major Depressive Disorder Criteria Documented

HCPCS Level II code G9212 denotes documentation that DSM-IV-TR criteria for Major Depressive Disorder were evaluated and recorded at an initial psychiatric assessment. Nationally, structured documentation of diagnostic criteria supports clinical clarity, appropriate care planning, and alignment with payer medical record requirements for behavioral health services. Clear use of this code can affect claims processing and utilization tracking for initial mental health evaluations.

Key payers included in this overview are Aetna, Blue Cross Blue Shield, Cigna Health, UnitedHealthcare, and Medicare. Readers will find a concise explanation of what G9212 represents clinically and operationally, plus context on where the service is typically provided. The publication outlines common billing modifiers and operational considerations relevant to outpatient behavioral health services, and it summarizes what types of benchmarks and policy updates are commonly associated with behavioral health diagnostic coding.

This piece is intended to help coding, billing, and clinical teams understand the clinical meaning of G9212, recognize typical sites of service, and identify the payer landscape relevant to initial diagnostic evaluations for major depressive disorder. Data not available in the input is noted where applicable.

AetnaBlue Cross Blue ShieldCigna HealthUnitedHealthcareMedicareG9212HCPCS Level IImajor depressive disorderbehavioral healthinitial psychiatric evaluationmental health codingdiagnostic documentationDSM-IV-TR

Billing Code Overview

HCPCS Level II code G9212 documents that DSM-IV-TR criteria for Major Depressive Disorder were assessed and recorded at the initial evaluation. The entry indicates a structured diagnostic evaluation focused on establishing whether the patient meets DSM-IV-TR criteria for major depressive disorder.

Service type: Initial psychiatric diagnostic evaluation for depression

Typical site of service: Behavioral health clinic, psychiatrist or psychologist office, or other outpatient mental health setting

Clinical & Coding Specifications

Clinical Context

A 34-year-old woman presents to an outpatient behavioral health clinic for an initial psychiatric evaluation with complaints of persistent low mood, anhedonia, sleep disturbance, and decreased appetite for six weeks following a stressful life event. The intake is performed by a licensed psychiatrist who documents a comprehensive psychiatric history, review of systems, mental status examination, past psychiatric and medical history, family history, substance use, psychosocial stressors, and risk assessment for self-harm. During the initial evaluation the clinician applies and documents the DSM-IV-TR diagnostic criteria for Major Depressive Disorder, single episode, moderate, noting that symptoms meet duration, number, and functional impairment thresholds. The evaluation includes treatment planning and discussion of therapy and pharmacologic options.

Typical site of service for this billing code is an outpatient behavioral health clinic or psychiatric office. The clinical workflow begins with scheduling and pre-visit screening, intake forms, focused psychiatric interview, standardized rating scales as indicated (for example PHQ-9), documentation of DSM-IV-TR criteria met, formulation, and initiation of a treatment plan. Relevant administrative steps include confirming patient demographics, insurance eligibility, and attaching the G9212 modifier claim line to indicate that DSM-IV-TR criteria for major depressive disorder were documented at the initial evaluation.

Coding Specifications

Modifier	Description	When to Use

HCPCS G8497: CABG Quality Measures Completed

HCPCS-G9835-TRASTUZUMAB-WITHIN-12-MONTHS-OF-DIAGNOSIS

HCPCS G9835: Trastuzumab Administered Within 12 Months of Diagnosis

HCPCS-G9295-SPECIMEN-SITE-NON-CUTANEOUS

HCPCS G9295: Specimen Site Other Than Cutaneous Location

HCPCS-G9169-MEMORY-FUNCTIONAL-LIMITATION-THERAPY-REPORTING

HCPCS G9169: Memory Functional Limitation, Episode Reporting

HCPCS-G0059-ANESTHESIA-PATIENT-SAFETY-MIPS-VALUE-PATHWAY

HCPCS G0059: Patient Safety and Positive Anesthesia Experience

HCPCS-G9342-MISSED-SEARCH-FOR-PRIOR-CT-STUDIES

HCPCS G9342: Search Not Conducted for Prior External CT Studies

HCPCS-G2137-POSTOPERATIVE-BACK-PAIN-VASSCORE-INSUFFICIENT-IMPROVEMENT

HCPCS G2137: Postoperative Back Pain VAS/Numeric Score Assessment

HCPCS-G0571-INTRAOPERATIVE-NERVE-CRYOABLATION-POST-SURGICAL-PAIN

HCPCS G0571: Intraoperative Nerve Cryoablation for Post-Surgical Pain Relief

HCPCS-G9349-CT-PARANASAL-SINUSES-DIAGNOSTIC-IMAGING

HCPCS G9349: CT Scan of Paranasal Sinuses, Diagnostic Imaging

HCPCS-G9749-PALLIATIVE-DIALYSIS-WITH-CATHETER

HCPCS G9749: Palliative Dialysis with Catheter

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Taxonomy Code	Specialty	Notes
`2084P0800X`	Psychiatry	Psychiatrists commonly perform initial diagnostic evaluations and document DSM criteria.
`2084N0400X`	Child and Adolescent Psychiatry	Used when initial evaluations are performed for pediatric or adolescent patients.
`363L00000X`	Clinical Social Worker	Clinical social workers often conduct initial mental health assessments and document diagnostic criteria.
`363LA2200X`	Licensed Professional Counselor	Counselors may perform initial evaluations and document DSM criteria under scope of practice.
`364S00000X`	Clinical Psychologist	Psychologists perform diagnostic evaluations and document DSM criteria as part of initial assessments.

Related CPT Codes

CPT Code	Description	Relationship to This Procedure
`90791`	Psychiatric diagnostic evaluation (no medical service)	Commonly performed for initial psychiatric assessment; documents DSM criteria and forms primary clinical encounter.
`90792`	Psychiatric diagnostic evaluation with medical services (e.g., medication management)	Used when the initial evaluation includes medical evaluation and prescribing, often following DSM documentation.
`90834`	Psychotherapy, 45 minutes with patient	Often initiated after the initial diagnostic evaluation when psychotherapy is planned.
`99406`	Brief intervention for smoking cessation, intermediate, 3-10 minutes	Frequently provided during behavioral health visits when relevant to comorbid substance use and depressive symptoms.
`96127`	Brief emotional/behavioral assessment with scoring and documentation	Used to report administration and scoring of brief standardized depression screening tools such as PHQ-9 during the initial visit.

Related Diagnoses

ICD-10 Code	Description	Clinical Relevance
`F32.0`	Major depressive disorder, single episode, mild	Represents a common diagnostic specification when DSM-IV-TR criteria for MDD are met at initial evaluation.
`F32.1`	Major depressive disorder, single episode, moderate	Frequently used when symptom burden and functional impairment correspond to moderate severity.
`F32.2`	Major depressive disorder, single episode, severe without psychotic features	Applied when multiple DSM criteria and significant impairment indicate severe episode.
`F33.0`	Major depressive disorder, recurrent, mild	Used when patient history indicates prior episodes and current presentation meets DSM criteria.
`F33.1`	Major depressive disorder, recurrent, moderate	Applied for recurrent presentations with moderate severity documented at evaluation.
`F33.2`	Major depressive disorder, recurrent, severe without psychotic features	Used when recurrent severe symptoms are documented.
`F34.1`	Dysthymia (persistent depressive disorder)	Relevant differential diagnosis when symptoms are chronic but milder than MDD.
`Z13.31`	Encounter for screening for depression	Relevant when screening tools prompt an initial diagnostic evaluation for depressive disorder.

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