621492 — Kidney Dialysis Centers
Description
This U.S. industry comprises establishments with medical staff primarily engaged in providing outpatient kidney or renal dialysis services.
Overview Facts
| NAICS Code | 621492 |
|---|---|
| Industry Title | Kidney Dialysis Centers |
| SBA Size Standard | $47,000,000 |
| U.S. Establishments | 8,418 (Census CBP, 2023) |
| IRS PBA Code | 621492 (exact match) |
| Sectors Hierarchy | Sector 62 → 621 → 6214 |
| Source / Verified | US Census 2022 NAICS Manual, Census CBP / 2026-06-28 |
Legacy SIC Concordance
Trace the historical mapping chain from the 1987 Standard Industrial Classification (SIC) to the modern 2022 NAICS code format.
- SIC 8092 - Kidney Dialysis Centers (via SIC1987:8092→NAICS1997:621492→2002:621492→2007:621492→2012:621492→2017:621492→2022:621492)
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 Q701 — Specialized Medical Support
Source: DoD DPCAP PSC Selection Tool (Ingested: 2026-06-29)
Related Resources & Compliance Guides
Further regulatory reference links for NAICS code 621492:
- Sector 62 Directory Hub — List of related industries in the Health Care and Social Assistance sector.
- SIC ↔ NAICS Crosswalk Tool — Look up mappings between legacy SIC codes and modern classifications.
- SBA Size Standards Guide — Complete rules and averaging periods for small business classifications.
- Calculating Annual Receipts Guide — Detailed worked example of revenue calculation rules.
- IRS Principal Business Activity Guide — How NAICS codes map to corporate and entity tax filings.
Related Industries in 6214
Frequently Asked Questions (FAQ)
Is 621492 a valid 2022 NAICS code?
NAICS 621492 is 'Kidney Dialysis Centers', a 2022 U.S. national industry under Sector 62 (Health Care and Social Assistance); the SBA small-business size standard is $47,000,000.
What is the SBA size standard for NAICS 621492?
The SBA small business size standard for NAICS 621492 is $47,000,000 (based on receipts).
What is the legacy SIC code mapping for 621492?
NAICS code 621492 maps to the legacy 1987 SIC codes: 8092 - Kidney Dialysis Centers.