622310

Specialty (except Psychiatric and Substance Abuse) Hospitals

Health Care and Social Assistance › Hospitals › Specialty (except Psychiatric and Substance Abuse) Hospitals

SBA Size Standard

$47M average annual receipts

Revenue-Based Verify at SBA.gov →

NAICS Code Hierarchy

62

Sector

Health Care and Social Assistance

622

Subsector

Hospitals

6223

Industry Group

Specialty (except Psychiatric and Substance Abuse) Hospitals

622310

National Industry (This Code)

Specialty (except Psychiatric and Substance Abuse) Hospitals

Official NAICS Description

Source: U.S. Census Bureau 2022 NAICS

📘 Source: U.S. Census Bureau — 2022 NAICS Manual
This industry comprises establishments known and licensed as specialty hospitals primarily engaged in providing diagnostic and medical treatment to inpatients with a specific type of disease or medical condition (except psychiatric or substance abuse). Hospitals providing long-term care for the chronically ill and hospitals providing rehabilitation, restorative, and adjustive services to physically challenged or disabled people are included in this industry. These establishments maintain inpatient beds and provide patients with food services that meet their nutritional requirements. They have an organized staff of physicians and other medical staff to provide patient care services. These hospitals may provide other services, such as outpatient services, diagnostic X-ray services, clinical laboratory services, operating room services, physical therapy services, educational and vocational services, and psychological and social work services.

✓ Small Business Eligibility at a Glance

Based on SBA Table of Small Business Size Standards (2024)

Size Standard

$47M average annual receipts

Measurement Period

3-year average

Standard Type

Revenue-Based

Applies To

All contracts under NAICS 622310

Set-Aside Programs

8(a), WOSB, HUBZone, SDVOSB

Certification Required

No (self-certify in SAM.gov)

Size standards are set by the SBA and reviewed periodically. Always verify at SBA.gov before bidding.

Cross-References

The following activities are classified elsewhere in the NAICS system:

Establishments known and licensed as hospitals primarily engaged in providing diagnostic and therapeutic inpatient services for a variety of medical conditions, both surgical and nonsurgical, are classified in Industry 622110, General Medical and Surgical Hospitals;
Establishments known and licensed as hospitals primarily engaged in providing diagnostic and treatment services for inpatients with psychiatric or substance abuse illnesses are classified in Industry 622210, Psychiatric and Substance Abuse Hospitals;
Establishments referred to as hospitals but primarily engaged in providing inpatient nursing and rehabilitative services to persons requiring convalescence are classified in Industry 623110, Nursing Care Facilities (Skilled Nursing Facilities);
Establishments referred to as hospitals but primarily engaged in providing residential care of persons with intellectual and developmental disabilities are classified in Industry 623210, Residential Intellectual and Developmental Disability Facilities; and
Establishments referred to as hospitals but primarily engaged in providing inpatient treatment for mental health and substance abuse illnesses with the emphasis on counseling rather than medical treatment are classified in Industry 623220, Residential Mental Health and Substance Abuse Facilities.

How to Use NAICS 622310 in SAM.gov

NAICS code 622310Specialty (except Psychiatric and Substance Abuse) Hospitals — is used in SAM.gov to identify businesses whose primary activity falls within this classification. When you add this code to your SAM.gov entity registration, contracting officers searching for vendors in the Specialty (except Psychiatric and Substance Abuse) Hospitals space will be able to find your business.

If this code represents your primary business activity, designate it as your primary NAICS code. Your primary NAICS code determines your size standard for any contract solicited under this code. With a size standard of $47M average annual receipts, your business must be at or below this threshold to qualify as a small business for set-aside contracts under NAICS 622310.

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Frequently Asked Questions

What is NAICS code 622310?

NAICS code 622310 is 'Specialty (except Psychiatric and Substance Abuse) Hospitals', classified under the Health Care and Social Assistance sector (NAICS 62). This industry comprises establishments known and licensed as specialty hospitals primarily engaged in providing diagnostic and medical treatment to inpatients with a specific type of disease or medica

What is the SBA small business size standard for NAICS code 622310?

The SBA defines a small business under NAICS code 622310 (Specialty (except Psychiatric and Substance Abuse) Hospitals) as one with $47M average annual receipts. This size standard determines eligibility for small business set-aside contracts, 8(a), HUBZone, WOSB, and SDVOSB programs in SAM.gov.

How do I register NAICS code 622310 in SAM.gov?

To register NAICS code 622310 in SAM.gov: (1) Log in at sam.gov, (2) Navigate to your Entity Registration, (3) Go to the Assertions section, (4) Add 622310 (Specialty (except Psychiatric and Substance Abuse) Hospitals) to your NAICS code list. You may designate one code as your Primary NAICS code.

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Related PSC Codes

PSC codes commonly used with this NAICS sector

Source: GSA PSC Manual April 2025

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