Provider Profile
Margaret Thumm, FNP
Unclaimed ProfileAbout Margaret Thumm
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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.
Contact Information
- (207) 874-8445
- Email not available
Practice Locations
20 PORTLAND ST
Portland, ME 04101
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 3
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 kind of doctor is Margaret Thumm?
Margaret Thumm is a nurse practitioner in Portland, ME. That is the designation recorded for this NPI in the federal registry, where it is listed as “Nurse Practitioner — Family”.
NPI registry
What is Margaret Thumm's address?
Margaret Thumm is listed at 20 Portland St, Portland, ME 04101. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
How can I make an appointment with Margaret Thumm?
The number on file is (207) 874-8445. Guide.md cannot book appointments or pass on messages — please call the office directly.
NPI registry
What is the NPI for Margaret Thumm?
Margaret Thumm's National Provider Identifier is 1164548897. 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 much experience does Margaret Thumm have?
Margaret Thumm has 19+ years experience. Registered with an NPI since 2007. National Provider Identifiers only began in 2005, so a provider who qualified earlier may have practiced for longer than this.
NPI registry
Is Margaret Thumm's profile verified?
Not yet. This profile is built from public federal data and has not been confirmed by Margaret Thumm. 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.