Clinical Medical Laboratory Providers — NPI Directory

18,553 active Clinical Medical Laboratory providers hold an NPI in the latest NPPES snapshot. Clinical Medical Laboratory falls under the “Laboratories” taxonomy grouping and spans 1 NUCC taxonomy code. Browse by state, or look a provider up by name or NPI number.

Clinical Medical Laboratory by state

Taxonomy codes for Clinical Medical Laboratory

Frequently asked questions

How do I find a Clinical Medical Laboratory provider's NPI number?
Search by name with the NPI search, or browse by state below. Every profile shows the provider's NPI, taxonomy code, practice address, and NPPES status.
What taxonomy codes does Clinical Medical Laboratory use?
Clinical Medical Laboratory covers 1 NUCC taxonomy code, including 291U00000X (Clinical Medical Laboratory). Each code page explains when it applies.
How many Clinical Medical Laboratory providers are there in the U.S.?
Our latest NPPES snapshot lists 18,553 active providers with Clinical Medical Laboratory as their primary taxonomy.

Source: CMS NPPES (public data). Snapshot 2026-07-09.