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

Ryan David Demmendaal, MD

Individual provider Emergency Medicine Physician · NPI 1245932607

Ryan David Demmendaal, MD is an Emergency Medicine in Farmington, Maine. Graduated from University of Washington School of Medicine in 2023, 3 years ago. Works from 3 locations. Licensed in Maine and New Hampshire.

Years since qualifying
3
Trained at
University of Washington School of Medicine
Licensed in
ME, NH
In the registry since
2023
Specialties on file
2
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

111 Franklin Health Cmns
Farmington, ME 04938-6144
Phone: (207) 778-6031
Fax: (207) 779-2632
Show map & directions

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

Additional practice locations (2)

  • 22 Bramhall St, Portland, ME 04102-3175 — (207) 662-0111
  • 3073 White Mountain Hwy, North Conway, NH 03860-7101 — (603) 356-5461

Specialties & licences

Emergency Medicine Physician (primary) Taxonomy 207P00000X · Licence MD29926 (ME)
Emergency Medicine Physician Taxonomy 207P00000X · Licence 39961 (NH)

Record details

NPI number1245932607
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedMarch 20, 2023
Last updated in NPPESJuly 23, 2026
Certification dateJuly 23, 2026
Mailing address111 Franklin Health Cmns, Farmington, ME 04938-6144

Medicare enrollment

From the CMS Doctors & Clinicians file — this clinician is enrolled in Medicare.

Medicare specialtyEMERGENCY MEDICINE
Medical schoolUNIVERSITY OF WASHINGTON SCHOOL OF MEDICINE
Graduated 2023 (3 years in practice)
Accepts Medicare assignment Not indicated

Other providers in Farmington