Internal Medicine in Amherst, MA
18 active Internal Medicine providers practice in Amherst, Massachusetts according to the latest NPPES snapshot. Profiles include the NPI number, taxonomy code, license state, and practice address.
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| NPI | Name | Type | Specialty | Location |
|---|---|---|---|---|
| 1033188636 | Alan Berkenwald | Individual | Internal Medicine Physician | Amherst, MA |
| 1740259993 | Alan Calhoun | Individual | Internal Medicine Physician | Amherst, MA |
| 1669536595 | Amity Medical Associates | Organization | Internal Medicine Physician | Amherst, MA |
| 1659893402 | Amity Medical Group, Inc. | Organization | Internal Medicine Physician | Amherst, MA |
| 1083612345 | Anne Weaver | Individual | Internal Medicine Physician | Amherst, MA |
| 1841238649 | Charles Hinckley | Individual | Internal Medicine Physician | Amherst, MA |
| 1003883513 | Constance Lentz | Individual | Internal Medicine Physician | Amherst, MA |
| 1447358106 | Denise Spence | Individual | Internal Medicine Physician | Amherst, MA |
| 1205957354 | Donald Lundgren | Individual | Internal Medicine Physician | Amherst, MA |
| 1801926233 | James Muspratt | Individual | Pulmonary Disease Physician | Amherst, MA |
| 1568598993 | Katherine J. Atkinson, MD, PC | Organization | Internal Medicine Physician | Amherst, MA |
| 1326002833 | Lesley Harrington | Individual | Internal Medicine Physician | Amherst, MA |
| 1669486395 | Michelle Duffelmeyer | Individual | Internal Medicine Physician | Amherst, MA |
| 1831119478 | Robert Vigderman | Individual | Internal Medicine Physician | Amherst, MA |
| 1972757946 | Samah Jafari | Individual | Internal Medicine Physician | Amherst, MA |
| 1811316045 | Shayne Taylor | Individual | Internal Medicine Physician | Amherst, MA |
| 1699775585 | Stuart Chipkin | Individual | Endocrinology, Diabetes & Metabolism Physician | Amherst, MA |
| 1316145196 | Yarima Santiago | Individual | Internal Medicine Physician | Amherst, MA |
Frequently asked questions
How many Internal Medicine providers are in Amherst, MA?
The latest NPPES snapshot lists 18 active Internal Medicine providers with a practice address in Amherst, Massachusetts.
How do I check a Internal Medicine provider's NPI in Amherst?
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 2026-07-10.