Internal Medicine in Valparaiso, Indiana
Data updated monthly · Last refresh September 2026
27 Internal Medicine providers practice in Valparaiso, and 63% received drug or device company payments in 2025. Listings are drawn from federal public records and are not endorsements.
Internal Medicine providers in Valparaiso
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. Abdus Lakhani, MDValparaiso, IN · $211 in drug and device payments (2025) ·
(219) 464-9800 Dr. Atimanaparampil Damodaran, M.D.Valparaiso, IN · $125 in drug and device payments (2025) · Telehealth ·
(574) 806-4938 Dr. Crystal Tuncay, DOValparaiso, IN · $2,101 in drug and device payments (2025) · Telehealth ·
(219) 548-3843 Dr. Daniela Sikoski, MDValparaiso, IN · $486 in drug and device payments (2025) · Telehealth ·
(219) 548-3843 Dr. Eugene Lin, MDValparaiso, IN · No drug or device payments recorded (2025) ·
(219) 462-6914 Dr. Hector Marchand, M.D.Valparaiso, IN · $2,423 in drug and device payments (2025) · Telehealth ·
(219) 548-3843 Dr. Helda Barakat, MDValparaiso, IN · $1,113 in drug and device payments (2025) · Telehealth ·
(219) 464-8007 Dr. Jeffrey Gatz, MDValparaiso, IN · No drug or device payments recorded (2025) ·
(219) 462-6192 Dr. Luis Lora Garcia, M.D.Valparaiso, IN · No drug or device payments recorded (2025) ·
(863) 254-8772 Dr. Majed Al-hamwi, M.D.Valparaiso, IN · $133 in drug and device payments (2025) · Telehealth ·
(219) 252-3401 Dr. Mazen Zaitoon, M.D.Valparaiso, IN · $123 in drug and device payments (2025) ·
(219) 983-8300 Dr. Michael Weiss, M.D.Valparaiso, IN · No drug or device payments recorded (2025) ·
(219) 462-5195 Dr. Raghu VanamaValparaiso, IN · No drug or device payments recorded (2025) ·
(313) 745-7999 Dr. Rajat Prakash, MDValparaiso, IN · $91 in drug and device payments (2025) ·
(219) 464-9800 Dr. Robert Buynak, M.D.Valparaiso, IN · $2,543 in drug and device payments (2025) ·
(219) 462-7173 Dr. Ruchika Gill, MDValparaiso, IN · $271 in drug and device payments (2025) ·
(219) 983-8300 Dr. Ruolan Pi, MDValparaiso, IN · No drug or device payments recorded (2025) ·
(219) 462-6192 Dr. Sangeeta Sehgal, MDValparaiso, IN · $683 in drug and device payments (2025) · Telehealth ·
(219) 548-3843 Dr. Selena Patel, MDValparaiso, IN · No drug or device payments recorded (2025) ·
(219) 983-8300 Dr. Snezana Zubic, MDValparaiso, IN · $972 in drug and device payments (2025) ·
(219) 464-2123 Dr. Sruthi Namana, M.DValparaiso, IN · No drug or device payments recorded (2025) ·
(219) 983-8300 Dr. Sunil Patel, MDValparaiso, IN · No drug or device payments recorded (2025) ·
(219) 364-3616 Dr. Tala Khraise, MDValparaiso, IN · $96 in drug and device payments (2025) ·
(219) 983-8862 Dr. Thalia Kamel, MDValparaiso, IN · $97 in drug and device payments (2025) ·
(219) 983-8300 Dr. Thomas Devine, MDValparaiso, IN · $952 in drug and device payments (2025) ·
(219) 464-2123 Dr. Tim Whetsel, MDValparaiso, IN · No drug or device payments recorded (2025) ·
(219) 263-4600 Dr. Vijaya Chapala, MDValparaiso, IN · $386 in drug and device payments (2025) ·
(219) 464-9521 Conditions Internal Medicine providers in Valparaiso, Indiana 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 Valparaiso, Indiana?There are 27 Internal Medicine providers with active NPI records practicing in Valparaiso, according to federal NPPES data refreshed monthly.
How many Internal Medicine providers in Valparaiso received drug or device company payments?17 of 27 (63%) 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 Valparaiso treat?Internal Medicine providers in Valparaiso 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 Valparaiso Internal Medicine across Indiana