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

Dr. Peter Westervelt, MD

Individual provider Medical Oncology Physician · NPI 1043292246

Dr. Peter Westervelt, MD is a Medical Oncology in Brunswick, Maine. Graduated from Washington University School of Medicine in 1992, 34 years ago. Practices with Mainehealth, a 2,615-clinician group, works from 2 locations and accepts Medicare assignment. Licensed in Massachusetts, Maine and Missouri.

Years since qualifying
34
Trained at
Washington University School of Medicine
Licensed in
MA, ME, MO
In the registry since
2005
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 →

Practice location Address checks out

329 Maine St
Brunswick, ME 04011-3310
Phone: (207) 373-2266
Fax: (314) 454-5902
Show map & directions

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

Additional practice locations (1)

  • 55 Fruit St, Boston, MA 02114-2621 — (617) 726-2000

Specialties & licences

Medical Oncology Physician (primary) Taxonomy 207RX0202X · Licence MD27026 (ME)
Medical Oncology Physician Taxonomy 207RX0202X · Licence 2006008771 (MO)
Medical Oncology Physician Taxonomy 207RX0202X · Licence 211561 (MA)

Record details

NPI number1043292246
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedNovember 15, 2005
Last updated in NPPESNovember 28, 2023
Certification dateNovember 28, 2023
Mailing address329 Maine St, Brunswick, ME 04011-3310

Medicare enrollment

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

Medicare specialtyMEDICAL ONCOLOGY
Medical schoolWASHINGTON UNIVERSITY SCHOOL OF MEDICINE
Graduated 1992 (34 years in practice)
Group practice Mainehealth — 2615 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
Practice locations2 on file with Medicare

Other providers in Brunswick