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

Marc Gagnier, MD

Individual provider Psychiatry Physician · NPI 1265960470

Marc Gagnier, MD is a Psychiatry in Clinton, Massachusetts. Graduated from University of Louisville School of Medicine in 2019, 7 years ago. Practices with The Commonwealth of Massachusetts, a 144-clinician group, accepts Medicare assignment and offers telehealth. Licensed in Massachusetts.

Years since qualifying
7
Trained at
University of Louisville School of Medicine
Licensed in
MA
In the registry since
2017
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

201 Highland St
Clinton, MA 01510-1037
Phone: (978) 368-3000
Show map & directions

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

Specialties & licences

Psychiatry Physician (primary) Taxonomy 2084P0800X · Licence 292576 (MA)

Record details

NPI number1265960470
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedJune 1, 2017
Last updated in NPPESOctober 24, 2022
Certification dateOctober 24, 2022
Mailing addressPo Box 415348, Boston, MA 02241-5348

Medicare enrollment

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

Medicare specialtyPSYCHIATRY
Medical schoolUNIVERSITY OF LOUISVILLE SCHOOL OF MEDICINE
Graduated 2019 (7 years in practice)
Group practice The Commonwealth Of Massachusetts — 144 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
TelehealthOffers telehealth services

Other providers in Clinton