Billing Code Overview

HCPCS Level II code H0038 represents self‑help/peer services, billed per 15 minutes. These services are delivered as peer-led or peer-supported interventions designed to promote recovery, self‑management, and community integration for individuals receiving behavioral health services. The service type is categorized under Mental Health Programs and Medication Administration Training, and the typical site of service is a Community Mental Health Center (POS 53).

Clinical Context

A 28-year-old patient diagnosed with F32.9 (major depressive disorder, single episode, unspecified) presents to a Community Mental Health Center (POS 53) for ongoing recovery support. The patient attends a scheduled 60-minute group peer support session led by a certified peer specialist and a licensed mental health clinician. The peer specialist documents time spent providing H0038 services in 15-minute increments for skills coaching, mutual support facilitation, and linkage to community resources. The clinical workflow includes intake assessment, care plan review, group facilitation in 15-minute billing blocks using HCPCS Level II code H0038, progress documentation in the electronic health record, and communication with the supervising licensed clinician for any clinical concerns.

Coding Specifications

• Modifiers

• HQ: Group Setting — Use when H0038 is furnished in a group environment and the payer requires a group modifier to denote group-delivered peer/self-help services.

• U1: Medicaid Level 1 — Use for state Medicaid plans that stratify peer service intensity or funding under a Level 1 designation; attaches to H0038 per payer guidance.

• U2: Medicaid Level 2 — Use for state Medicaid plans that designate a higher intensity or alternative Medicaid level for peer services; attaches to H0038 per payer guidance.

• Provider Taxonomies and Specialties

• 101YM0800X: Mental Health Counselor — Licensed counselor providing behavioral health services and may supervise or coordinate peer support.

• 1041C0700X: Clinical Social Worker — Provides clinical social work services and integrates community supports with treatment plans.

• 103T00000X: Psychologist — Provides psychological assessment and oversight; may collaborate with peer services.

• 101Y00000X: Counselor — General counseling professionals who may document or co-facilitate peer support.

• 106H00000X: Marriage & Family Therapist — Provides systemic therapy and may incorporate or refer to peer/self-help services for psychosocial support.

Related Diagnoses

• F32.9 — Major depressive disorder, single episode, unspecified

  This diagnosis commonly aligns with peer support services for symptom management, coping strategies, and community linkage provided under H0038.

• F41.1 — Generalized anxiety disorder

  Peer/self-help services support anxiety symptom coping, stress management techniques, and peer-led education, appropriate for billing H0038 in 15-minute increments.

• F43.10 — Post-traumatic stress disorder, unspecified

  Peer support can provide trauma-informed mutual support, stabilization strategies, and resource connection that map to H0038 service delivery.

• F31.9 — Bipolar disorder, unspecified

  H0038 may be used for peer-delivered services focusing on mood management, relapse prevention planning, and peer coaching complementary to clinical treatment.

• F60.3 — Borderline personality disorder

  Peer/self-help interventions billed with H0038 can assist with skills reinforcement, support network development, and recovery-oriented activities relevant to this diagnosis.

Related Codes

H0038 (Self-help/peer services, per 15 minutes) is used for peer-delivered support billed in 15-minute units. 90832, 90834, and 90837 are clinician-delivered psychotherapy codes used for individual therapy sessions and may be billed in the same episode of care as H0038 when distinct services are provided by different providers. H2015 and H2017 are alternative community-based service codes billed in 15-minute units; they may be used instead of or in addition to H0038 depending on service scope and payer rules. H0038 is commonly billed concurrently with clinician psychotherapy codes when peer support is a separate, distinct component of the treatment plan.

National mean rates for HCPCS Level II code H0038 show Medicare and BUCA (average commercial) near parity, with Medicare mean at $17.63 and BUCA mean at $17.88. Aetna and Blue Cross Blue Shield diverge markedly from those levels, with Aetna mean considerably lower at $2.89 and Blue Cross Blue Shield mean substantially higher at $38.53; Cigna Health and UnitedHealthcare fall between those extremes.

Rate dispersion (P75 minus P25) varies across payers. Blue Cross Blue Shield exhibits the widest spread (65 - 15 = 50), indicating high variability. BUCA and Cigna Health show moderate dispersion (23 - 2 = 21 for BUCA, 23 - 23 = 0 for Cigna Health indicating no dispersion in reported percentiles). Aetna shows a tight distribution (2 - 1 = 1). UnitedHealthcare and Medicare have minimal dispersion (17.75 - 17.4 = 0.35), indicating tight clustering. The table and chart below present the full breakdown.