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

Marc Lafrance Demers, MD

Individual provider Surgery Physician · NPI 1396847794

Marc Lafrance Demers, MD is a Surgery Physician in Portland, Maine. Works from 2 locations. Licensed in Florida and Maine.

Licensed in
FL, ME
In the registry since
2006
Specialties on file
3
What do these letters mean?
MD — Doctor of Medicine
A physician who completed allopathic medical school.

See every abbreviation used in this directory →

Claim this listing Report a problem Suggest an edit

Practice location Address checks out

887 Congress St Ste 400
Portland, ME 04102-3163
Phone: (207) 373-6000
Show map & directions

Directions in Google Maps · Apple Maps · OpenStreetMap

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

Additional practice locations (1)

  • 93 Campus Ave I2 Wing, Lewiston, ME 04240-6030 — (207) 777-8650

Specialties & licences

Surgery Physician (primary) Taxonomy 208600000X · Licence MD12883 (ME)
Surgery Physician Taxonomy 208600000X · Licence ME0070771 (FL)
Surgical Oncology Physician Taxonomy 2086X0206X · Licence ME0070771 (FL)

Record details

NPI number1396847794
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedSeptember 5, 2006
Last updated in NPPESOctober 14, 2020
Certification dateOctober 14, 2020

Other providers in Portland