Internal Medicine in Waterloo, Iowa
Data updated monthly · Last refresh September 2026
36 Internal Medicine providers practice in Waterloo, and 31% received drug or device company payments in 2025. Listings are drawn from federal public records and are not endorsements.
Internal Medicine providers in Waterloo
Listed alphabetically. Payment figures come from the federal Open Payments program, which requires drug and device companies to report what they pay physicians for consulting, speaking, meals, travel and royalties. A disclosed payment is a financial relationship, not evidence of wrongdoing, and many totals reflect a single meal. Figures cover calendar year 2025.
Dr. Alexey Branikhin, MDWaterloo, IA · No drug or device payments recorded (2025) ·
(319) 272-8349 Dr. Ali Aziz, M.D.Waterloo, IA · $250 in drug and device payments (2025) ·
(319) 272-8349 Dr. Baha Abbad, MDWaterloo, IA · $15 in drug and device payments (2025) ·
(319) 272-8349 Dr. Brent Buhr, M.D.Waterloo, IA · No drug or device payments recorded (2025) ·
(319) 272-4300 Dr. Bruce Baridon, DOWaterloo, IA · No drug or device payments recorded (2025) ·
(319) 235-1230 Dr. Burton Adrian, M.D.Waterloo, IA · No drug or device payments recorded (2025) ·
(319) 235-1230 Dr. Gowthami Koorapati, MDWaterloo, IA · $28 in drug and device payments (2025) ·
(319) 272-8349 Dr. Hridendra Basu, MDWaterloo, IA · No drug or device payments recorded (2025) ·
(319) 234-4431 Dr. James Lehman, M.D.Waterloo, IA · No drug or device payments recorded (2025) ·
(319) 272-5655 Dr. Jonathan Bui, MDWaterloo, IA · $567 in drug and device payments (2025) ·
(319) 272-5000 Dr. Kamran Ilyas, MDWaterloo, IA · No drug or device payments recorded (2025) · Telehealth ·
(319) 235-3941 Dr. Karim Bayoumy, M.D.Waterloo, IA · $86 in drug and device payments (2025) ·
(319) 272-8000 Dr. Kent Miller, D.O.Waterloo, IA · $24 in drug and device payments (2025) ·
(319) 272-1825 Dr. Kyle Reynolds, DOWaterloo, IA · $28 in drug and device payments (2025) ·
(319) 272-8349 Dr. Md Samin Yasar, M.D.Waterloo, IA · No drug or device payments recorded (2025) ·
(319) 235-3838 Dr. Michael Deters, MDWaterloo, IA · No drug or device payments recorded (2025) ·
(319) 234-6553 Dr. Muhammad Naeem, MDWaterloo, IA · $147 in drug and device payments (2025) ·
(319) 272-8349 Dr. Muhammad Pathan, MDWaterloo, IA · No drug or device payments recorded (2025) ·
(319) 272-4300 Dr. Parag Sampat, MDWaterloo, IA · No drug or device payments recorded (2025) · Telehealth ·
(319) 234-4431 Dr. Paul Franke, M.D.Waterloo, IA · No drug or device payments recorded (2025) ·
(319) 272-5655 Dr. Pradeep Ramesh, MDWaterloo, IA · No drug or device payments recorded (2025) ·
(319) 235-3838 Dr. Prakash Sharma, M.D.Waterloo, IA · No drug or device payments recorded (2025) ·
(319) 272-8000 Dr. Pratibha Dua, MDWaterloo, IA · No drug or device payments recorded (2025) · Telehealth ·
(319) 833-5700 Dr. Punit Sachdev, M.DWaterloo, IA · $14 in drug and device payments (2025) ·
(319) 272-8349 Dr. Renu Bansal, MDWaterloo, IA · No drug or device payments recorded (2025) ·
(319) 833-6200 Dr. Robert Grittmann, DOWaterloo, IA · No drug or device payments recorded (2025) ·
(319) 272-2340 Dr. Russell Adams, MDWaterloo, IA · No drug or device payments recorded (2025) ·
(319) 234-4431 Dr. Sidrah Abid, MDWaterloo, IA · No drug or device payments recorded (2025) · Telehealth ·
(319) 272-7301 Dr. Stephen Riggs, M.D.Waterloo, IA · $149 in drug and device payments (2025) ·
(319) 272-0000 Dr. Swarupa Chilakapati, MDWaterloo, IA · $138 in drug and device payments (2025) ·
(319) 272-5000 Dr. Tenzin Rabgay, MDWaterloo, IA · No drug or device payments recorded (2025) ·
(319) 272-8349 Dr. Theodore Lederman, MDWaterloo, IA · No drug or device payments recorded (2025) ·
(319) 272-5000 Dr. Thomas Spragg, MDWaterloo, IA · No drug or device payments recorded (2025) ·
(319) 833-5700 Dr. Vara Venkata Padma Ponnada, MDWaterloo, IA · No drug or device payments recorded (2025) ·
(319) 235-3838 Dr. Vinko Bogdanic, M.D.Waterloo, IA · No drug or device payments recorded (2025) · Telehealth ·
(319) 233-3611 Dr. Yadunath Pokharel, MDWaterloo, IA · No drug or device payments recorded (2025) ·
(319) 272-8349 Conditions Internal Medicine providers in Waterloo, Iowa commonly treat
Patients often search by condition rather than specialty. These are conditions typically managed by Internal Medicine providers. Individual practices vary, so confirm with the provider before booking.
- High blood pressure
- Type 2 diabetes
- High cholesterol
- Preventive care
- Chronic disease management
Common questions
How many Internal Medicine providers are in Waterloo, Iowa?There are 36 Internal Medicine providers with active NPI records practicing in Waterloo, according to federal NPPES data refreshed monthly.
How many Internal Medicine providers in Waterloo received drug or device company payments?11 of 36 (31%) received at least one payment from a drug or device company in 2025, according to the federal Open Payments program.
What conditions do Internal Medicine providers in Waterloo treat?Internal Medicine providers in Waterloo commonly treat high blood pressure, type 2 diabetes, high cholesterol, preventive care, chronic disease management and related conditions. Individual practices vary, so confirm with the provider before booking.
Where does this data come from?Provider records come from the federal NPPES registry and CMS Doctors and Clinicians files. Payment figures come from the CMS Open Payments program for calendar year 2025. The directory refreshes monthly.
All specialties in Waterloo Internal Medicine across Iowa
