621991 — Blood and Organ Banks
NAICS 621991 is 'Blood and Organ Banks', a 2022 U.S. national industry under Sector 62 (Health Care and Social Assistance); the SBA small-business size standard is $40,000,000.
Description
This U.S. industry comprises establishments primarily engaged in collecting, storing, and distributing blood and blood products and storing and distributing body organs.
Exclusions & Cross-References
- Establishments primarily engaged in providing courier and express delivery services for blood, blood products,
- and body organs without storage are classified in Industry 492110, Couriers and Express Delivery Services.
Overview Facts
| NAICS Code | 621991 |
|---|---|
| Industry Title | Blood and Organ Banks |
| SBA Size Standard | $40,000,000 |
| IRS PBA Code | 621900 (rolled-up match) |
| Sectors Hierarchy | Sector 62 → 621 → 6219 |
| Source / Verified | US Census 2022 NAICS Manual / 2026-06-28 |
NAICS Structure: 621991
National Industry
Sector (2)
62
Health Care and Social Assistance
Subsector (3)
621
Ambulatory Health Care Services
Industry Group (4)
6219
Other Ambulatory Health Care Services
Industry (5)
62199
All Other Ambulatory Health Care Services
National Industry (6)
621991
Blood and Organ Banks
Legacy SIC Concordance
Trace the historical mapping chain from the 1987 Standard Industrial Classification (SIC) to the modern 2022 NAICS code format.
- SIC 8099 - Health and Allied Services, NEC (via SIC1987:8099→NAICS1997:621991→2002:621991→2007:621991→2012:621991→2017:621991→2022:621991)
Related Resources & Compliance Guides
Further regulatory reference links for NAICS code 621991:
- 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 6219
Frequently Asked Questions (FAQ)
Is 621991 a valid 2022 NAICS code?
NAICS 621991 is 'Blood and Organ Banks', a 2022 U.S. national industry under Sector 62 (Health Care and Social Assistance); the SBA small-business size standard is $40,000,000.
What is the SBA size standard for NAICS 621991?
The SBA small business size standard for NAICS 621991 is $40,000,000 (based on receipts).
What is the legacy SIC code mapping for 621991?
NAICS code 621991 maps to the legacy 1987 SIC codes: 8099 - Health and Allied Services, NEC.