Internal Medicine in Great Falls, MT
89 active Internal Medicine providers practice in Great Falls, Montana 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 |
|---|---|---|---|---|
| 1952372294 | Alrich Gray | Individual | Cardiovascular Disease Physician | Great Falls, MT |
| 1477646750 | Barry Cohan | Individual | Endocrinology, Diabetes & Metabolism Physician | Great Falls, MT |
| 1184650855 | Benefis Healthcare Practitioners | Organization | Cardiovascular Disease Physician | Great Falls, MT |
| 1356457204 | Benefis Healthcare Practitioners | Organization | Critical Care Medicine (Internal Medicine) Physician | Great Falls, MT |
| 1487665592 | Benefis Healthcare Practitioners, PC | Organization | Interventional Cardiology Physician | Great Falls, MT |
| 1851404172 | Benefis Healthcare Practitioners, PC | Organization | Medical Oncology Physician | Great Falls, MT |
| 1013152727 | Benefis Healthcare Practitioners, PC | Organization | Hematology & Oncology Physician | Great Falls, MT |
| 1043469513 | Benefis Medical Group | Organization | Hematology & Oncology Physician | Great Falls, MT |
| 1356748859 | Berilonson Osiro | Individual | Internal Medicine Physician | Great Falls, MT |
| 1083793244 | Big Sky Oncology | Organization | Hematology & Oncology Physician | Great Falls, MT |
| 1851228183 | Big Sky Rpm LLC | Organization | Internal Medicine Physician | Great Falls, MT |
| 1235130113 | Bradford Bergman | Individual | Internal Medicine Physician | Great Falls, MT |
| 1942558432 | Brooks Corp | Organization | Critical Care Medicine (Internal Medicine) Physician | Great Falls, MT |
| 1689786519 | Bryan Martin | Individual | Medical Oncology Physician | Great Falls, MT |
| 1477665305 | Craig Brayko | Individual | Gastroenterology Physician | Great Falls, MT |
| 1154631893 | Daniel R Walker MD Pllc | Organization | Cardiovascular Disease Physician | Great Falls, MT |
| 1861540593 | Daniel Walker | Individual | Cardiovascular Disease Physician | Great Falls, MT |
| 1063413789 | David Anderson | Individual | Sleep Medicine (Internal Medicine) Physician | Great Falls, MT |
| 1336171149 | Deborah Rose | Individual | Addiction Medicine (Internal Medicine) Physician | Great Falls, MT |
| 1114934221 | Donald Berdeaux | Individual | Hematology & Oncology Physician | Great Falls, MT |
| 1275541559 | Donald H Berdeaux MD Facp PC | Organization | Hematology & Oncology Physician | Great Falls, MT |
| 1003812660 | Edmund Brennan | Individual | Clinical Cardiac Electrophysiology Physician | Great Falls, MT |
| 1023497708 | Elias Baied | Individual | Infectious Disease Physician | Great Falls, MT |
| 1457312464 | Eve Gerasimou | Individual | Internal Medicine Physician | Great Falls, MT |
| 1427059138 | Frederick Miller | Individual | Internal Medicine Physician | Great Falls, MT |
| 1235342999 | Gabor Varju | Individual | Pulmonary Disease Physician | Great Falls, MT |
| 1922009802 | Gary Buffington | Individual | Internal Medicine Physician | Great Falls, MT |
| 1609965946 | Gerald Spencer | Individual | Gastroenterology Physician | Great Falls, MT |
| 1669739017 | Great Falls Nephrology Associates PC | Organization | Nephrology Physician | Great Falls, MT |
| 1265883607 | Heidi Peynado De Pena | Individual | Endocrinology, Diabetes & Metabolism Physician | Great Falls, MT |
| 1548310998 | Holly Strong | Individual | Critical Care Medicine (Internal Medicine) Physician | Great Falls, MT |
| 1871605790 | James Legan | Individual | Internal Medicine Physician | Great Falls, MT |
| 1801882139 | James Whittle | Individual | Interventional Cardiology Physician | Great Falls, MT |
| 1891136644 | Jennifer Carter | Individual | Hematology & Oncology Physician | Great Falls, MT |
| 1811335003 | Jessica Kaae | Individual | Hematology & Oncology Physician | Great Falls, MT |
| 1790282754 | John Elibol | Individual | Hospice and Palliative Medicine (Internal Medicine) Physician | Great Falls, MT |
| 1659364651 | John Mazur | Individual | Pulmonary Disease Physician | Great Falls, MT |
| 1609877471 | John Molloy | Individual | Geriatric Medicine (Internal Medicine) Physician | Great Falls, MT |
| 1942444146 | John T Molloy MD Pllc | Organization | Gastroenterology Physician | Great Falls, MT |
| 1811951601 | Jorge Castriz | Individual | Cardiovascular Disease Physician | Great Falls, MT |
| 1376003400 | Justinn Lahaye | Individual | Critical Care Medicine (Internal Medicine) Physician | Great Falls, MT |
| 1437150331 | Karl Guter | Individual | Hematology & Oncology Physician | Great Falls, MT |
| 1427685270 | Katherine Zitello | Individual | Internal Medicine Physician | Great Falls, MT |
| 1346335189 | Kathleen Blair | Individual | Internal Medicine Physician | Great Falls, MT |
| 1174627756 | Kirsten Krauss | Individual | Internal Medicine Physician | Great Falls, MT |
| 1477656734 | Lee Pietrangelo | Individual | Internal Medicine Physician | Great Falls, MT |
| 1598734980 | Lorenzo Boccuzzi | Individual | Internal Medicine Physician | Great Falls, MT |
| 1306132279 | Megan Sisk | Individual | Pulmonary Disease Physician | Great Falls, MT |
| 1629450333 | Merhala Balasubramaniam | Individual | Pulmonary Disease Physician | Great Falls, MT |
| 1336290337 | Michael Doubek | Individual | Internal Medicine Physician | Great Falls, MT |
Frequently asked questions
How many Internal Medicine providers are in Great Falls, MT?
The latest NPPES snapshot lists 89 active Internal Medicine providers with a practice address in Great Falls, Montana.
How do I check a Internal Medicine provider's NPI in Great Falls?
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.