Provider Profile
Marian Thomas, PMHNP
Unclaimed ProfileAbout Marian Thomas
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Education & Training
Specialty
Credentials & Licensing
License numbers are what the provider reported to NPPES when the NPI was issued or updated. NPPES does not verify licensure; confirm current standing with the state licensing board.
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
- (202) 745-8000
- Email not available
Practice Locations
50 IRVING ST NW
Washington, DC 20422
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 7
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.
Other psychiatrists in Washington 8
Same specialty, same city.
More connections — 16 related providers in 2 groups
Trained at Other 8
Other providers in the same specialty who trained at the same institution.
Class of 2023 at Other 8
Providers who graduated from the same medical school in the same year.
Common questions
What does Marian Thomas specialize in?
Marian Thomas is a psychiatrist in Washington, DC. That is the designation recorded for this NPI in the federal registry, where it is listed as “Psychiatry”.
NPI registry
Where is Marian Thomas located?
Marian Thomas is listed at 50 Irving St Nw, Washington, DC 20422. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
What is Marian Thomas's phone number?
The number on file is (202) 745-8000. Guide.md cannot book appointments or pass on messages — please call the office directly.
NPI registry
What is Marian Thomas's NPI number?
Marian Thomas's National Provider Identifier is 1720772692. 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
Where did Marian Thomas train?
Marian Thomas attended Other, graduating in 2023. This comes from the CMS National Downloadable File.
CMS public data
How long has Marian Thomas been practicing?
Marian Thomas has 3 years experience. Calculated from a graduation year of 2023, reported in the CMS National Downloadable File.
CMS public data
Has Marian Thomas confirmed this information?
Not yet. This profile is built from public federal data and has not been confirmed by Marian Thomas. If this is you, claiming it is free.
Guide.md
Provider data sourced from the NPPES NPI Registry and CMS public datasets. Information is provided for reference and is not medical advice.