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

John Tweed, MD

Individual provider Psychiatry Physician · NPI 1992802003

John Tweed, MD is a Psychiatry Physician in Portland, Maine. Practices as a sole proprietor. Licensed in Maine.

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

See every abbreviation used in this directory →

Practice location Address checks out

932 Congress St
Portland, ME 04102-3032
Phone: (207) 662-3097
Fax: (207) 842-6556
Show map & directions

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

Specialties & licences

Psychiatry Physician (primary) Taxonomy 2084P0800X · Licence 015119 (ME)

Record details

NPI number1992802003
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorYes
NPI enumeratedSeptember 20, 2006
Last updated in NPPESMarch 3, 2020
Certification dateMarch 3, 2020
Mailing address932 Congress St, Portland, ME 04102-3032

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