# H0001: Substance use assessment

- **HCPCS code:** H0001
- **CMS description:** Alcohol and/or drug assessment

## Service Type Codes to Send

1. [AI Substance Abuse](https://www.verifytx.com/stc-lookup/service-types/AI/)
2. [CJ Substance Abuse Facility - Outpatient](https://www.verifytx.com/stc-lookup/service-types/CJ/)

**Why these codes:** An intake assessment for substance use; payers answer it under the substance abuse benefit, outpatient facility first where the program bills.

**Sources:** CMS HCPCS Level II descriptor; X12 HIPAA 5010 service type code definitions; VerifyTX billing practice

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Canonical: https://www.verifytx.com/stc-lookup/procedure-codes/H0001/