NPI Portal NPI Lookup & Verification

Internal Medicine in Waterloo, IA

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

Internal Medicine providers in Waterloo, IA
NPI Name Type Specialty Location
1992899702 Ahsan Maqsood Individual Interventional Cardiology Physician Waterloo, IA
1750767786 Ali Aziz Individual Internal Medicine Physician Waterloo, IA
1902100746 Ami Patel Individual Infectious Disease Physician Waterloo, IA
1366050064 Baha Abbad Individual Internal Medicine Physician Waterloo, IA
1194952200 Brent Buhr Individual Internal Medicine Physician Waterloo, IA
1205894581 Bruce Baridon Individual Internal Medicine Physician Waterloo, IA
1730138769 Burton Adrian Individual Internal Medicine Physician Waterloo, IA
1407833577 Chitravathi Yerrapareddy Individual Endocrinology, Diabetes & Metabolism Physician Waterloo, IA
1801838354 Cristina Pasarin Individual Nephrology Physician Waterloo, IA
1912979261 David Visokey Individual Pulmonary Disease Physician Waterloo, IA
1376810770 David W Kabel, MD, Facc, P.C. Organization Cardiovascular Disease Physician Waterloo, IA
1275028276 Dileepa Ramanayake Pathirannehelage Individual Gastroenterology Physician Waterloo, IA
1386166171 Fnu Deepika Individual Endocrinology, Diabetes & Metabolism Physician Waterloo, IA
1578557013 Frank Haugland Individual Clinical Cardiac Electrophysiology Physician Waterloo, IA
1497378640 Gowthami Koorapati Individual Internal Medicine Physician Waterloo, IA
1679877393 Hamid R. Amjadi, D.O. Organization Internal Medicine Physician Waterloo, IA
1952501918 Himanshu Tandon Individual Cardiovascular Disease Physician Waterloo, IA
1366428559 Hridendra Basu Individual Internal Medicine Physician Waterloo, IA
1588617880 Hugo Koo Individual Cardiovascular Disease Physician Waterloo, IA
1154646149 Hussain Naseri Individual Hematology & Oncology Physician Waterloo, IA
1396944120 Internal Medicine of Waterloo Organization Internal Medicine Physician Waterloo, IA
1932540168 Iowa Adult Medical Clinic, LLC Organization Internal Medicine Physician Waterloo, IA
1154659845 Iowa Gastroenterology Associates Inc. Organization Gastroenterology Physician Waterloo, IA
1912950205 James Cafaro Individual Pulmonary Disease Physician Waterloo, IA
1629047204 James Lehman Individual Internal Medicine Physician Waterloo, IA
1215980602 Jasjeet Sangha Individual Hematology & Oncology Physician Waterloo, IA
1699330381 John Sherret Individual Pulmonary Disease Physician Waterloo, IA
1780115964 Jonathan Bui Individual Internal Medicine Physician Waterloo, IA
1033273628 Joud Dib Individual Cardiovascular Disease Physician Waterloo, IA
1013960285 Kalyana Sundaram Individual Cardiovascular Disease Physician Waterloo, IA
1336662733 Kamran Ilyas Individual Internal Medicine Physician Waterloo, IA
1285251538 Karim Bayoumy Individual Internal Medicine Physician Waterloo, IA
1265418552 Kent Miller Individual Internal Medicine Physician Waterloo, IA
1669003075 Keri Zimmerman Individual Hospice and Palliative Medicine (Internal Medicine) Physician Waterloo, IA
1225300304 Kyle Reynolds Individual Internal Medicine Physician Waterloo, IA
1609262864 Manmohan Singh Individual Interventional Cardiology Physician Waterloo, IA
1881045417 MD Samin Yasar Individual Internal Medicine Physician Waterloo, IA
1346227477 Michael Deters Individual Internal Medicine Physician Waterloo, IA
1194753806 Michael Slavin Individual Nephrology Physician Waterloo, IA
1891102364 Moaz Sial Individual Gastroenterology Physician Waterloo, IA
1346854940 Muhammad Naeem Individual Internal Medicine Physician Waterloo, IA
1689659914 Muhammad Pathan Individual Internal Medicine Physician Waterloo, IA
1962444349 Mukund Nadipuram Individual Hematology & Oncology Physician Waterloo, IA
1154355840 Nagarathnamma Nadipuram, MD, Plc Organization Internal Medicine Physician Waterloo, IA
1427996404 New Gi PC Organization Gastroenterology Physician Waterloo, IA
1508823998 Parag Sampat Individual Internal Medicine Physician Waterloo, IA
1003082546 Paul Franke Individual Internal Medicine Physician Waterloo, IA
1205148350 Paul Okhumale Individual Clinical Cardiac Electrophysiology Physician Waterloo, IA
1184277642 Pawina Subedi Individual Medical Oncology Physician Waterloo, IA
1053349167 Pradeep Ramesh Individual Internal Medicine Physician Waterloo, IA

Frequently asked questions

How many Internal Medicine providers are in Waterloo, IA?
The latest NPPES snapshot lists 80 active Internal Medicine providers with a practice address in Waterloo, Iowa.
How do I check a Internal Medicine provider's NPI in Waterloo?
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.