Registry · NAICS Index · Sector 62

621330 — Offices of Mental Health Practitioners (except Physicians)

NAICS 621330 is 'Offices of Mental Health Practitioners (except Physicians)', a 2022 U.S. national industry under Sector 62 (Health Care and Social Assistance); the SBA small-business size standard is $9,000,000.

Description

This industry comprises establishments of independent mental health practitioners (except physicians) primarily engaged in (1) the diagnosis and treatment of mental, emotional, and behavioral disorders and/or (2) the diagnosis and treatment of individual or group social dysfunction brought about by such causes as mental illness, alcohol and substance abuse, physical and emotional trauma, or stress. These practitioners operate private or group practices in their own offices (e.g., centers, clinics) or in the facilities of others, such as hospitals or HMO medical centers.

Exclusions & Cross-References

  • Establishments of psychiatrists, psychoanalysts, and psychotherapists having the degree of M.D. (Doctor of
  • Medicine) or D.O. (Doctor of Osteopathic Medicine) are classified in U.S. Industry 621112, Offices of
  • Physicians, Mental Health Specialists;
  • Outpatient mental health and substance abuse centers are classified in Industry 621420, Outpatient Mental
  • Health and Substance Abuse Centers; and
  • Establishments primarily engaged in providing nonresidential counseling services for substance abuse,
  • mental health, suicide intervention, and other crisis intervention social services to children and youth, the
  • elderly, persons with disabilities, and all other individuals and families are classified in Industry Group
  • 6241, Individual and Family Services.

Overview Facts

NAICS Code621330
Industry TitleOffices of Mental Health Practitioners (except Physicians)
SBA Size Standard$9,000,000
U.S. Establishments46,513 (Census CBP, 2023)
IRS PBA Code621330 (exact match)
Sectors HierarchySector 62 → 621 → 6213
Source / VerifiedUS Census 2022 NAICS Manual, Census CBP / 2026-06-28
NAICS Structure: 621330 National Industry
Sector (2)
62
Health Care and Social Assistance
Subsector (3)
621
Ambulatory Health Care Services
Industry Group (4)
6213
Offices of Other Health Practitioners
Industry (5)
62133
Offices of Mental Health Practitioners (except Physicians)
National Industry (6)
621330
Offices of Mental Health Practitioners (except Physicians)

Legacy SIC Concordance

Trace the historical mapping chain from the 1987 Standard Industrial Classification (SIC) to the modern 2022 NAICS code format.

Suggested Product Service Codes (Advisory)

The following Product Service Codes (PSCs) are advisory suggestions aligned with this NAICS code. Note: NAICS and PSC codes map to different dimensions of procurement (industry vs. product/service). There is no official binding 1:1 crosswalk.

  • PSC Q519 — Behavioral and Mental Health

Source: DoD DPCAP PSC Selection Tool (Ingested: 2026-06-29)

Related Resources & Compliance Guides

Further regulatory reference links for NAICS code 621330:

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Frequently Asked Questions (FAQ)

Is 621330 a valid 2022 NAICS code?

NAICS 621330 is 'Offices of Mental Health Practitioners (except Physicians)', a 2022 U.S. national industry under Sector 62 (Health Care and Social Assistance); the SBA small-business size standard is $9,000,000.

What is the SBA size standard for NAICS 621330?

The SBA small business size standard for NAICS 621330 is $9,000,000 (based on receipts).

What is the legacy SIC code mapping for 621330?

NAICS code 621330 maps to the legacy 1987 SIC codes: 8049 - Offices and Clinics of Health Practitioners, NEC.