Provider records sourced from NPPES (CMS National Plan & Provider Enumeration System). Data current as of August 10, 2026.

William C Ervin, MD

Individual provider Internal Medicine Physician · NPI 1730148859

William C Ervin, MD is an Internal Medicine Physician in Portland, Maine. Licensed in Maine. Registered with an NPI since 2006.

Licensed in
ME
In the registry since
2006
What do these letters mean?
MD — Doctor of Medicine
A physician who completed allopathic medical school.

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Practice location Address checks out

84 Marginal Way Ste 700
Portland, ME 04101-2443
Phone: (207) 774-5816
Fax: (207) 523-8597
Show map & directions

Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Internal Medicine Physician (primary) Taxonomy 207R00000X · Licence 009853 (ME)

Record details

NPI number1730148859
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedMarch 18, 2006
Last updated in NPPESNovember 17, 2010
Mailing address100 Foden Road West, Suite 203, South Portland, ME 04106

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