Internal Medicine in Lancaster, OH
84 active Internal Medicine providers practice in Lancaster, Ohio 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 |
|---|---|---|---|---|
| 1881814796 | Alissa Ackelson | Individual | Infectious Disease Physician | Lancaster, OH |
| 1144210055 | Andrew Dagg-Murry | Individual | Infectious Disease Physician | Lancaster, OH |
| 1073695482 | Andrew R. Murry, MD, LLC | Organization | Infectious Disease Physician | Lancaster, OH |
| 1346457355 | Andrew Twehues | Individual | Pulmonary Disease Physician | Lancaster, OH |
| 1700865722 | Assem Houssein | Individual | Endocrinology, Diabetes & Metabolism Physician | Lancaster, OH |
| 1710961412 | Brian Hendrickson | Individual | Internal Medicine Physician | Lancaster, OH |
| 1407985724 | Buckeye Family Health LLC | Organization | Internal Medicine Physician | Lancaster, OH |
| 1164646220 | Capitol City Cardiology, Inc. | Organization | Cardiovascular Disease Physician | Lancaster, OH |
| 1265656318 | Capitol City Cardiology, Inc. | Organization | Cardiovascular Disease Physician | Lancaster, OH |
| 1225229586 | Chest Consultants, Inc. | Organization | Pulmonary Disease Physician | Lancaster, OH |
| 1336292085 | Christian Tencza | Individual | Pulmonary Disease Physician | Lancaster, OH |
| 1962481465 | Christopher Nickison | Individual | Internal Medicine Physician | Lancaster, OH |
| 1912984105 | Christopher Ryckman | Individual | Critical Care Medicine (Internal Medicine) Physician | Lancaster, OH |
| 1255427217 | Colonnade Medical Group, Inc | Organization | Internal Medicine Physician | Lancaster, OH |
| 1740288026 | David Brown | Individual | Pulmonary Disease Physician | Lancaster, OH |
| 1295712032 | David Dunbar | Individual | Internal Medicine Physician | Lancaster, OH |
| 1447371570 | Digestive Medical Services, Inc | Organization | Gastroenterology Physician | Lancaster, OH |
| 1093786857 | Douglas Pope | Individual | Internal Medicine Physician | Lancaster, OH |
| 1851383657 | Elaine Lewis | Individual | Internal Medicine Physician | Lancaster, OH |
| 1801992706 | Fairfield Internal Medicine, Inc | Organization | Internal Medicine Physician | Lancaster, OH |
| 1477740801 | Gwella Rheumatology | Organization | Rheumatology Physician | Lancaster, OH |
| 1518152974 | James F Lesar MD Inc | Organization | Critical Care Medicine (Internal Medicine) Physician | Lancaster, OH |
| 1417933490 | James Guenther | Individual | Addiction Medicine (Internal Medicine) Physician | Lancaster, OH |
| 1134162563 | Jarrod Bruce | Individual | Pulmonary Disease Physician | Lancaster, OH |
| 1720106248 | Jeremy Buckley | Individual | Cardiovascular Disease Physician | Lancaster, OH |
| 1902885403 | Johnny Abidin | Individual | Internal Medicine Physician | Lancaster, OH |
| 1679765770 | Kanwaljit Singh | Individual | Hematology & Oncology Physician | Lancaster, OH |
| 1245215029 | Lancaster Hematology/Oncology Inc | Organization | Hematology & Oncology Physician | Lancaster, OH |
| 1477524247 | Laura Morgan | Individual | Internal Medicine Physician | Lancaster, OH |
| 1932179348 | Laurence Entsuah | Individual | Gastroenterology Physician | Lancaster, OH |
| 1083696207 | Leon Hughes | Individual | Internal Medicine Physician | Lancaster, OH |
| 1396716155 | Mark Lepi | Individual | Internal Medicine Physician | Lancaster, OH |
| 1386733244 | Martha Buckley | Individual | Internal Medicine Physician | Lancaster, OH |
| 1780878728 | Medical Associates of Lancaster | Organization | Internal Medicine Physician | Lancaster, OH |
| 1346275104 | Michael Murray | Individual | Internal Medicine Physician | Lancaster, OH |
| 1770510927 | Michael Reinig | Individual | Clinical Cardiac Electrophysiology Physician | Lancaster, OH |
| 1558466227 | Mobusher Mahmud | Individual | Interventional Cardiology Physician | Lancaster, OH |
| 1760468953 | Neelkant Raya | Individual | Internal Medicine Physician | Lancaster, OH |
| 1417961996 | Paul Ruff | Individual | Cardiovascular Disease Physician | Lancaster, OH |
| 1356435887 | Renuka Gonela | Individual | Internal Medicine Physician | Lancaster, OH |
| 1619978889 | Richard Bardales | Individual | Cardiovascular Disease Physician | Lancaster, OH |
| 1013196880 | Robert L. Zee, D.O., Inc. | Organization | Internal Medicine Physician | Lancaster, OH |
| 1992796775 | Robert Zee | Individual | Obesity Medicine (Internal Medicine) Physician | Lancaster, OH |
| 1396856191 | Roopa Srikantiah-Saha | Individual | Medical Oncology Physician | Lancaster, OH |
| 1124029426 | Shantanu Sinha | Individual | Cardiovascular Disease Physician | Lancaster, OH |
| 1215154562 | Stephanie Ott | Individual | Rheumatology Physician | Lancaster, OH |
| 1841274552 | Troy Edwards | Individual | Internal Medicine Physician | Lancaster, OH |
| 1609989284 | Vijaya Venkataraman | Individual | Nephrology Physician | Lancaster, OH |
Frequently asked questions
How many Internal Medicine providers are in Lancaster, OH?
The latest NPPES snapshot lists 84 active Internal Medicine providers with a practice address in Lancaster, Ohio.
How do I check a Internal Medicine provider's NPI in Lancaster?
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.