Sleep Specialist, PhD Providers — NPI Directory

130 active Sleep Specialist, PhD providers hold an NPI in the latest NPPES snapshot. Sleep Specialist, PhD falls under the “Other Service Providers” taxonomy grouping and spans 1 NUCC taxonomy code. Browse by state, or look a provider up by name or NPI number.

Sleep Specialist, PhD by state

Taxonomy codes for Sleep Specialist, PhD

Frequently asked questions

How do I find a Sleep Specialist, PhD 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 Sleep Specialist, PhD use?
Sleep Specialist, PhD covers 1 NUCC taxonomy code, including 173F00000X (Sleep Specialist (PhD)). Each code page explains when it applies.
How many Sleep Specialist, PhD providers are there in the U.S.?
Our latest NPPES snapshot lists 130 active providers with Sleep Specialist, PhD as their primary taxonomy.

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