621498

All Other Outpatient Care Centers

Health Care and Social Assistance › Ambulatory Health Care Services › Outpatient Care Centers

SBA Size Standard

$25.5M average annual receipts

Revenue-Based Verify at SBA.gov →

NAICS Code Hierarchy

62

Sector

Health Care and Social Assistance

621

Subsector

Ambulatory Health Care Services

6214

Industry Group

Outpatient Care Centers

621498

National Industry (This Code)

All Other Outpatient Care Centers

Official NAICS Description

Source: U.S. Census Bureau 2022 NAICS

📘 Source: U.S. Census Bureau — 2022 NAICS Manual
This U.S. industry comprises establishments with medical staff primarily engaged in providing general or specialized outpatient care (except family planning centers, outpatient mental health and substance abuse centers, HMO medical centers, kidney dialysis centers, and freestanding ambulatory surgical and emergency centers). Centers or clinics of health practitioners with different degrees from more than one industry practicing within the same establishment (e.g., Doctor of Medicine and Doctor of Dental Medicine) are included in this industry. Illustrative Examples: Outpatient biofeedback centers and clinics Outpatient pain therapy centers and clinics Outpatient community health centers and clinics Outpatient sleep disorder centers and clinics

✓ Small Business Eligibility at a Glance

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

Size Standard

$25.5M average annual receipts

Measurement Period

3-year average

Standard Type

Revenue-Based

Applies To

All contracts under NAICS 621498

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:

Centers and clinics of health practitioners from the same industry primarily engaged in the independent practice of their profession are classified in Industry 62111, Offices of Physicians; Industry 621210, Offices of Dentists; and Industry Group 6213, Offices of Other Health Practitioners;
Family planning centers are classified in Industry 621410, Family Planning Centers;
Outpatient mental health and substance abuse centers are classified in Industry 621420, Outpatient Mental Health and Substance Abuse Centers;
HMO medical centers are classified in U.S. Industry 621491, HMO Medical Centers;
Dialysis centers are classified in U.S. Industry 621492, Kidney Dialysis Centers; and
Freestanding ambulatory surgical and emergency centers are classified in U.S. Industry 621493, Freestanding Ambulatory Surgical and Emergency Centers.

How to Use NAICS 621498 in SAM.gov

NAICS code 621498All Other Outpatient Care Centers — 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 Outpatient Care Centers 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 $25.5M average annual receipts, your business must be at or below this threshold to qualify as a small business for set-aside contracts under NAICS 621498.

Log in Entity Registration Goods & Services Add NAICS Code Enter 621498 Save

Frequently Asked Questions

What is NAICS code 621498?

NAICS code 621498 is 'All Other Outpatient Care Centers', classified under the Health Care and Social Assistance sector (NAICS 62). This U.S. industry comprises establishments with medical staff primarily engaged in providing general or specialized outpatient care (except family planning centers, outpatient mental health and subst

What is the SBA small business size standard for NAICS code 621498?

The SBA defines a small business under NAICS code 621498 (All Other Outpatient Care Centers) as one with $25.5M 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 621498 in SAM.gov?

To register NAICS code 621498 in SAM.gov: (1) Log in at sam.gov, (2) Navigate to your Entity Registration, (3) Go to the Assertions section, (4) Add 621498 (All Other Outpatient Care Centers) to your NAICS code list. You may designate one code as your Primary NAICS code.

Quick Actions

Related NAICS Codes

Other codes in Outpatient Care Centers

Related PSC Codes

PSC codes commonly used with this NAICS sector

Source: GSA PSC Manual April 2025

GovBidLab Pro

Not sure which NAICS codes fit your business?

GovBidLab's Federal Sales Roadmap includes a complete NAICS and PSC code strategy tailored to your business.

Get Your Free Consultation

No commitment required • Response within 24 hours

Find Another NAICS Code

Search all 1,012 NAICS codes with SBA size standards and descriptions

Browse by sector:

Agriculture Construction Manufacturing Information/IT Health Care