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

Dr. Thomas John Duff, DO

Individual provider Emergency Medicine Physician · NPI 1326421728

Dr. Thomas John Duff, DO is an Emergency Medicine in Damariscotta, Maine. Graduated from University of New England, College of Osteo Medicine in 2015, 11 years ago. Practices with Mainehealth, a 2,615-clinician group and accepts Medicare assignment. Licensed in Maine.

Years since qualifying
11
Trained at
University of New England, College of Osteo Medicine
Licensed in
ME
In the registry since
2015
What do these letters mean?
DO — Doctor of Osteopathic Medicine
A fully licensed physician, trained like an MD with additional musculoskeletal training. Equivalent practice rights in all 50 states.

See every abbreviation used in this directory →

Practice location Address checks out

35 Miles St
Damariscotta, ME 04543-4047
Phone: (207) 563-4521
Fax: (207) 810-4989
Show map & directions

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

Specialties & licences

Emergency Medicine Physician (primary) Taxonomy 207P00000X · Licence DO3033 (ME)

Record details

NPI number1326421728
Entity typeIndividual (Type 1)
GenderMale
Credentials DO
Sole proprietorNo
NPI enumeratedJuly 2, 2015
Last updated in NPPESApril 22, 2025
Certification dateApril 22, 2025
Mailing address35 Miles St, Damariscotta, ME 04543-4047

Medicare enrollment

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

Medicare specialtyEMERGENCY MEDICINE
Medical schoolUNIVERSITY OF NEW ENGLAND, COLLEGE OF OSTEO MEDICINE
Graduated 2015 (11 years in practice)
Group practice Mainehealth — 2615 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
Practice locations3 on file with Medicare

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