Physiological Laboratory in District of Columbia — NPI Providers
4 active Physiological Laboratory providers have a practice location in District of Columbia according to the latest NPPES snapshot. Each profile shows the NPI number, taxonomy code, license details, and practice address — useful for claims, credentialing, and verifying a provider.
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Physiological Laboratory providers in District of Columbia
| NPI | Name | Type | Specialty | Location |
|---|---|---|---|---|
| 1417906876 | Dhc of Washington, L.L.C. | Organization | Physiological Laboratory | Washington, DC |
Frequently asked questions
How many Physiological Laboratory providers are in District of Columbia?
The latest NPPES snapshot lists 4 active providers with Physiological Laboratory as their primary taxonomy and a practice location in District of Columbia.
How do I verify a Physiological Laboratory provider's NPI in District of Columbia?
Open the provider's profile below to see their NPI, taxonomy code, license state, and practice address, then cross-check against the official NPPES registry (linked on every profile).
Can I get this data through an API?
Yes — the NPI Portal API provides JSON search by specialty, state, and city, plus batch NPI verification.
Source: CMS NPPES (public data). Snapshot 2026-07-09.