Are you William P. Clark? This profile is yours to edit: update your address, phone, photo and services.

Edit this profile

Provider Profile

William P. Clark

Is this you? Edit this profile

At a glance

About William Clark

William P. Clark is listed as a student in an organized health care education program in Portland, ME. NPI 1265370134 identifies this record in the national registry.

Factual summary compiled by Guide.md from public records; not written by this provider.

Credentials & Licensing

NPINational Provider Identifier
1265370134Issued 2026

As reported to the NPI registry ↗

Medicare information

Medicare opt-outNo
Can order and refer in MedicareYes

Exactly as CMS reports it (National Downloadable File, Opt-Out Affidavits, Order & Referring). Not an insurance directory; confirm coverage with the office.

Common questions

What kind of doctor is William P. Clark?

William P. Clark is a medical trainee in Portland, ME. That is the designation recorded for this NPI in the federal registry, where it is listed as “Student in an Organized Health Care Education Program”.

NPI registry

What is William P. Clark's address?

William P. Clark is listed at 22 Bramhall St, Portland, ME 04102. Addresses come from the NPI registry and can lag a move, so confirm before travelling.

NPI registry

How can I make an appointment with William P. Clark?

The number on file is (207) 662-0111. Contact the office directly to confirm availability and scheduling.

NPI registry

What is William P. Clark's NPI number?

William P. Clark's National Provider Identifier is 1265370134. 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

Has William P. Clark confirmed this information?

Not yet. This profile is built from public federal data and has not been confirmed by William P. Clark. If this is you, claiming it is free.

Guide.md

Guide.md listings do not constitute medical advice or an endorsement.