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Internal Medicine in Lancaster, OH

Active Internal Medicine providers practising in Lancaster, Ohio. Profiles include the NPI number, taxonomy code, license state, and practice address.

84 providers indexed

Internal Medicine providers in Lancaster, OH

NPI Name Type Specialty Location
1881814796 Alissa Ackelson Individual Infectious Disease Physician Lancaster, OH
1770844367 Amanda Slater Individual Internal Medicine Physician Lancaster, OH
1821403726 Anastasia Bessas Individual Internal Medicine Physician Lancaster, OH
1972351112 Andrea Quach Individual Internal Medicine 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
1053687525 Andrew Stiff Individual Cardiovascular Disease Physician Lancaster, OH
1346457355 Andrew Twehues Individual Pulmonary Disease Physician Lancaster, OH
1003158031 Anokh Kondru Individual Internal Medicine Physician Lancaster, OH
1700865722 Assem Houssein Individual Endocrinology, Diabetes & Metabolism Physician Lancaster, OH
1790147379 Avneet Singh Individual Pulmonary Disease 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
1871728303 Cardiovascular Specialists, LLC Organization Cardiovascular Disease Physician Lancaster, OH
1629961800 Charles Casa Individual Internal Medicine 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
1811710197 Endocrinology of Lancaster LLC Organization Endocrinology, Diabetes & Metabolism Physician Lancaster, OH
1912180886 Fairfield Healthcare Professionals Inc Organization Cardiovascular Disease Physician Lancaster, OH
1801992706 Fairfield Internal Medicine, Inc Organization Internal Medicine Physician Lancaster, OH
1063874113 Galen Hayek Individual Internal Medicine Physician Lancaster, OH
1386263614 Gene Michael Individual Internal Medicine Physician Lancaster, OH
1427398429 Gregory Riffle Individual Internal Medicine Physician Lancaster, OH
1477740801 Gwella Rheumatology Organization Rheumatology Physician Lancaster, OH
1740046655 Gwella Rheumatology LLC Organization Rheumatology Physician Lancaster, OH
1184244485 Imthiaz Khan Individual Internal Medicine Physician Lancaster, OH
1427283076 Irving Rosenberg Individual 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
1114188273 Jason Weingart Individual Cardiovascular Disease Physician Lancaster, OH
1558298612 Jency Koshy Individual Internal Medicine Physician Lancaster, OH
1720106248 Jeremy Buckley Individual Cardiovascular Disease Physician Lancaster, OH
1992596522 Jessica Khemani Individual Internal Medicine Physician Lancaster, OH
1336434729 John Lazarus Individual Cardiovascular Disease Physician Lancaster, OH
1902885403 Johnny Abidin Individual Internal Medicine Physician Lancaster, OH
1295189355 Jon Reed Individual Internal Medicine Physician Lancaster, OH
1396977385 Jonathan Forquer Individual Cardiovascular Disease Physician Lancaster, OH
1720462807 Joseph Tasch Individual Nephrology Physician Lancaster, OH
1679765770 Kanwaljit Singh Individual Hematology & Oncology 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 2026-07-13.