NPI Portal NPI Lookup & Verification

Internal Medicine in Harwich, MA

13 active Internal Medicine providers practice in Harwich, Massachusetts according to the latest NPPES snapshot. Profiles include the NPI number, taxonomy code, license state, and practice address.

Internal Medicine providers in Harwich, MA
NPI Name Type Specialty Location
1558355016 Alice Barton Individual Internal Medicine Physician Harwich, MA
1225019367 Brian Koll Individual Infectious Disease Physician Harwich Port, MA
1124036751 Eldad Rosenthal Individual Internal Medicine Physician Harwich, MA
1952461402 Jane Craig Individual Internal Medicine Physician Harwich, MA
1598724072 John Shackelford Individual Internal Medicine Physician Harwich, MA
1770928681 Katrin Sadigh Individual Internal Medicine Physician Harwich, MA
1205941275 Mary Romeyn Individual Internal Medicine Physician Harwich, MA
1558309336 Monica Smith Individual Medical Oncology Physician Harwich, MA
1760137467 Oceanside Health Pllc Organization Internal Medicine Physician Harwich, MA
1942212998 Paul Dolinsky Individual Internal Medicine Physician Harwich, MA
1982618880 Peter M Mckay MD PC Organization Internal Medicine Physician Harwich, MA
1780364240 Pleasant Lake Cancer Center LLC Organization Hematology & Oncology Physician Harwich, MA
1194105312 Qiang Nai Individual Medical Oncology Physician Harwich, MA
1093880411 Teresa Corcoran Individual Internal Medicine Physician Harwich Port, MA
1700854619 Ziad Farah Individual Endocrinology, Diabetes & Metabolism Physician Harwich, MA
1629352869 Zona Batacchi Individual Endocrinology, Diabetes & Metabolism Physician Harwich Port, MA

Frequently asked questions

How many Internal Medicine providers are in Harwich, MA?
The latest NPPES snapshot lists 13 active Internal Medicine providers with a practice address in Harwich, Massachusetts.
How do I check a Internal Medicine provider's NPI in Harwich?
Open a profile below to see the NPI number, taxonomy code, and practice address, then verify against the official NPPES registry — every profile links directly to the CMS record.

Source: CMS NPPES (public data). Snapshot 2026-07-11.