NAICS 2022 nationalIndustry USA Verified: Census NAICS 2022 · 2026-01-01

NAICS 621330 — Offices of Mental Health Practitioners (except Physicians)

Offices of Mental Health Practitioners (except Physicians)

NAICS 621330 is the national industry code for offices of mental health practitioners (except physicians) establishments in the United States. The Small Business Administration sets a size standard of $9.0 for this classification. It forms part of the hierarchical North American Industry Classification System maintained by the Census Bureau.

SBA: $9.0 View full SBA standard

Exclusions & Cross-References

Activities classified under other official NAICS codes:

providing treatment and diagnostic services by psychiatrists, psychoanalysts and psychotherapists having a doctoral degree in medicine (See 621110 Offices of physicians (CAN))

Official Illustrative Examples

Primary activities officially recognized by Census Bureau / Statistics Canada:

psychologists' offices psychology social workers, offices of psychotherapists (except M.D.), offices of

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/