NAICS 2022 nationalIndustry USA Verified: Census NAICS 2022 · 2026-01-01
621420
NAICS 621420 — Outpatient Mental Health and Substance Abuse Centers
Outpatient Mental Health and Substance Abuse Centers
NAICS 621420 is the national industry code for outpatient mental health and substance abuse centers establishments in the United States. The Small Business Administration sets a size standard of $19.0 for this classification. It forms part of the hierarchical North American Industry Classification System maintained by the Census Bureau.
SBA: $19.0
View full SBA standard
Official Inclusions
- provision of a counselling staff and information regarding a wide range of mental health and substance abuse issues
Official Illustrative Examples
Primary activities officially recognized by Census Bureau / Statistics Canada:
out-patient mental health clinics out-patient treatment clinics for alcoholism and drug addiction rehabilitation clinics for alcohol and substance use, out-patient
Complete Index of Activities (8 recognized activities) ▼
out-patient detoxification centres, drug addiction centres, mental health centres etc. with medical doctors providing services
out-patient detoxification centres, drug addiction centres, mental health centres without medical doctors providing services
out-patient mental health clinics
out-patient treatment clinics for alcoholism and drug addiction
provision of a counselling staff and information regarding a wide range of mental health and substance abuse issues
psychiatric clinics, run by medical staff
rehabilitation centres, out-patient (medical treatment)
rehabilitation clinics for alcohol and substance use, out-patient
Official data
| Feature | Description |
|---|---|
| Official name | North American Industry Classification System (NAICS) 2022 |
| Issuing authority | U.S. Census Bureau with OMB, Statistics Canada, and INEGI |
| Tax authority | Internal Revenue Service (IRS) |
| Purpose | Statistical business classification and federal contracting (SAM.gov, SBA standards) |
| Used in | SAM.gov registration, SBA size determinations, IRS tax classification, SEC EDGAR (via SIC crosswalk) |
| Active since | 2022 (current edition) |
| Hierarchy level | Sector (2-digit) |
| Source | https://www.census.gov/naics/ |
NAICS hierarchy path
Trace the classification from the broadest sector down to this national industry code.
Cross-references & crosswalks
NAICS 2017 equivalent 621420
Outpatient Mental Health and Substance Abuse Centers
View full 2022 → 2017 crosswalkSBA size standard description
Outpatient Mental Health and Substance Abuse Centers
Changes to receipts-based standard: [object Object]