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

Individual provider Psychiatry Physician · NPI 1427114537

Matthew L Johnson, MD is a Psychiatry Physician in Portland, Maine. Practices as a sole proprietor. Licensed in Maine.

Licensed in
ME
In the registry since
2007
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

251 Woodford St
Portland, ME 04103-5617
Phone: (207) 773-2828
Fax: (207) 761-8150
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Psychiatry Physician (primary) Taxonomy 2084P0800X · Licence ME012756 (ME)

Record details

NPI number1427114537
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorYes
NPI enumeratedJanuary 1, 2007
Last updated in NPPESJuly 23, 2018
Mailing address251 Woodford St, Portland, ME 04103-5617

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