621492

Kidney Dialysis Centers

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

SBA Size Standard

$47M 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

621492

National Industry (This Code)

Kidney Dialysis 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 outpatient kidney or renal dialysis 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 621492

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.

How to Use NAICS 621492 in SAM.gov

NAICS code 621492Kidney Dialysis 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 $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 621492.

Log in Entity Registration Goods & Services Add NAICS Code Enter 621492 Save

Frequently Asked Questions

What is NAICS code 621492?

NAICS code 621492 is 'Kidney Dialysis 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 outpatient kidney or renal dialysis services.

What is the SBA small business size standard for NAICS code 621492?

The SBA defines a small business under NAICS code 621492 (Kidney Dialysis Centers) 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 621492 in SAM.gov?

To register NAICS code 621492 in SAM.gov: (1) Log in at sam.gov, (2) Navigate to your Entity Registration, (3) Go to the Assertions section, (4) Add 621492 (Kidney Dialysis Centers) to your NAICS code list. You may designate one code as your Primary NAICS code.

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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

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