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Edit this profileAt a glance
- 5801 Defense Pentagon, Washington, DC 20310
About Dr. Williams
John P. Williams, M.D. is a healthcare provider in Washington, DC specializing in internal medicine. John is also listed as specializing in student in an organized health care education program. This provider record is associated with NPI 1154588820.
Factual summary compiled by Guide.md from public records; not written by this provider.
Specialty
Credentials & Licensing
Medicare information
Exactly as CMS reports it (National Downloadable File, Opt-Out Affidavits, Order & Referring). Not an insurance directory; confirm coverage with the office.
Contact Information
- (703) 614-7765
- Email not available
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Practice Locations
5801 DEFENSE PENTAGON
Washington, DC 20310
Related providers
Connections drawn from the registry and from what providers have told us. A link here is not a referral or an endorsement.
Related specialists at this location 1
Clinically related specialties at the same address — the people this provider most likely works alongside.
Also at this address 4
Providers at the same street address. Each files their own registry entry, so a shared practice often appears under several different names.
Common questions
What is John P. Williams's specialty?
John P. Williams is an internist in Washington, DC. That is the designation recorded for this NPI in the federal registry, where it is listed as “Internal Medicine”.
NPI registry
Where can I find John P. Williams?
John P. Williams is listed at 5801 Defense Pentagon, Washington, DC 20310. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
How do I contact John P. Williams?
The number on file is (703) 614-7765. Contact the office directly to confirm availability and scheduling.
NPI registry
What is John P. Williams's NPI number?
John P. Williams's National Provider Identifier is 1154588820. It is issued by the Centers for Medicare & Medicaid Services and is unique and permanent — it does not change if they move practice.
NPI registry
How long has John P. Williams been practicing?
John P. Williams has 18+ years experience. Registered with an NPI since 2008. National Provider Identifiers only began in 2005, so a provider who qualified earlier may have practiced for longer than this.
NPI registry
Has John P. Williams confirmed this information?
Not yet. This profile is built from public federal data and has not been confirmed by John P. Williams. If this is you, claiming it is free.
Guide.md
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