423450 — Medical, Dental, and Hospital Equipment and Supplies Merchant Wholesalers
Description
This industry comprises establishments primarily engaged in the merchant wholesale distribution of professional medical equipment, instruments, and supplies (except ophthalmic equipment and instruments and goods used by ophthalmologists, optometrists, and opticians).
Illustrative Examples
- Dental equipment and supplies merchant wholesalers
- Surgical dressings merchant wholesalers
- Electromedical equipment merchant wholesalers
- Patient monitoring equipment merchant wholesalers
- Hospital beds merchant wholesalers
- Prosthetic appliances and supplies merchant wholesalers
- Hospital furniture merchant wholesalers
- Surgical instruments and apparatus merchant wholesalers
- Medical and dental X-ray machines and parts merchant wholesalers
- First-aid kits (except household) merchant wholesalers
- Surgical and medical masks merchant wholesalers
Exclusions & Cross-References
- Merchant wholesale distribution of professional equipment, instruments, and/or goods sold, prescribed, or
- used by ophthalmologists, optometrists, and opticians--are classified in Industry 423460, Ophthalmic
- Goods Merchant Wholesalers;
- Merchant wholesale distribution of personal safety devices and supplies (e.g., eye shields, face shields,
- nonelectric respirators)--are classified in Industry 423990, Other Miscellaneous Durable Goods Merchant
- Wholesalers; and
- Merchant wholesale distribution of household first-aid kits and nonsurgical bandages--are classified in
- Industry 424210, Drugs and Druggists' Sundries Merchant Wholesalers.
Overview Facts
| NAICS Code | 423450 |
|---|---|
| Industry Title | Medical, Dental, and Hospital Equipment and Supplies Merchant Wholesalers |
| SBA Size Standard | 200 employees |
| U.S. Establishments | 10,296 (Census CBP, 2023) |
| IRS PBA Code | 423400 (rolled-up match) |
| Sectors Hierarchy | Sector 42 → 423 → 4234 |
| 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 5047 - Medical, Dental and Hospital Equipment and Supplies (via SIC1987:5047→NAICS1997:42145→2002:423450→2007:423450→2012:423450→2017:423450→2022:423450)
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 L065 — Technical Representation Services: Medical, Dental, and Veterinary Equipment and Supplies
Source: DoD DPCAP PSC Selection Tool (Ingested: 2026-06-29)
Related Resources & Compliance Guides
Further regulatory reference links for NAICS code 423450:
- Sector 42 Directory Hub — List of related industries in the Wholesale Trade 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 4234
Frequently Asked Questions (FAQ)
Is 423450 a valid 2022 NAICS code?
NAICS 423450 is 'Medical, Dental, and Hospital Equipment and Supplies Merchant Wholesalers', a 2022 U.S. national industry under Sector 42 (Wholesale Trade); the SBA small-business size standard is 200 employees.
What is the SBA size standard for NAICS 423450?
The SBA small business size standard for NAICS 423450 is 200 employees (based on employees).
What is the legacy SIC code mapping for 423450?
NAICS code 423450 maps to the legacy 1987 SIC codes: 5047 - Medical, Dental and Hospital Equipment and Supplies.