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

Elizabeth K Ackerson, MD

Individual provider Internal Medicine Physician · NPI 1912920117

Elizabeth K Ackerson, 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.

See every abbreviation used in this directory →

Practice location Address checks out

1685 Congress St
Portland, ME 04102
Phone: (207) 774-5816
Fax: (207) 774-3329
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 012073 (ME)

Record details

NPI number1912920117
Entity typeIndividual (Type 1)
GenderFemale
Credentials MD
Sole proprietorNo
NPI enumeratedJuly 26, 2006
Last updated in NPPESJuly 8, 2007
Mailing address100 Foden Road East, Suite 201, South Portland, ME 04106

Other providers in Portland