Internal Medicine in Riverside, California
Data updated monthly · Last refresh September 2026
188 Internal Medicine providers practice in Riverside, and 34% received drug or device company payments in 2025. Listings are drawn from federal public records and are not endorsements.
Internal Medicine providers in Riverside
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. Mangala Shaker, M.D.Riverside, CA · No drug or device payments recorded (2025) ·
(951) 781-4645 Dr. Manvir Wadhwa, MDRiverside, CA · No drug or device payments recorded (2025) ·
(951) 788-3000 Dr. Margaret Song, MDRiverside, CA · $44 in drug and device payments (2025) · Telehealth ·
(951) 697-5420 Dr. Mariam Hanna, MDRiverside, CA · No drug or device payments recorded (2025) ·
(951) 353-2000 Dr. Marjorie Wimmer, MDRiverside, CA · No drug or device payments recorded (2025) · Telehealth ·
(951) 697-5414 Dr. Mark Allison, M.D.Riverside, CA · No drug or device payments recorded (2025) ·
(951) 788-8332 Dr. Matthew Schrader, D.O.Riverside, CA · No drug or device payments recorded (2025) ·
(951) 788-3638 Dr. Megan Modenos, DORiverside, CA · $192 in drug and device payments (2025) · Telehealth ·
(951) 788-3000 Dr. Melanchton Mangoba, M.D.Riverside, CA · $140 in drug and device payments (2025) ·
(951) 686-3437 Dr. Melanie Crane, MDRiverside, CA · $185 in drug and device payments (2025) · Telehealth ·
(951) 782-3878 Dr. Michael Sunnaa, MDRiverside, CA · No drug or device payments recorded (2025) ·
(833) 574-2273 Dr. Mina Mikhail, MDRiverside, CA · $1,028 in drug and device payments (2025) ·
(951) 750-1090 Dr. Mohammad Kharazmi, MDRiverside, CA · No drug or device payments recorded (2025) · Telehealth ·
(951) 521-2357 Dr. Monique LuRiverside, CA · No drug or device payments recorded (2025) ·
(833) 574-2273 Dr. Mousa Matar, M.D.Riverside, CA · $412 in drug and device payments (2025) · Telehealth ·
(951) 750-1090 Dr. Munib Francis, DORiverside, CA · $133 in drug and device payments (2025) ·
(714) 401-0731 Dr. Naila Khan, D.O.Riverside, CA · No drug or device payments recorded (2025) ·
(951) 275-7685 Dr. Nathan Mahler, M.D.Riverside, CA · No drug or device payments recorded (2025) ·
(951) 788-3000 Dr. Neharika Khurana, MDRiverside, CA · No drug or device payments recorded (2025) ·
(951) 788-3386 Dr. Nguyen Doan, M.D.Riverside, CA · $250 in drug and device payments (2025) ·
(951) 827-7669 Dr. Nicholas Nguyen, MDRiverside, CA · $22 in drug and device payments (2025) ·
(909) 353-2000 Dr. Nikita Shah, DORiverside, CA · No drug or device payments recorded (2025) ·
(833) 450-5967 Dr. Nora ZuhdiRiverside, CA · $135 in drug and device payments (2025) · Telehealth ·
(951) 786-5350 Dr. Ook Kim, M.D.Riverside, CA · No drug or device payments recorded (2025) ·
(951) 782-3849 Dr. Patricia Ibarra, M.D.Riverside, CA · No drug or device payments recorded (2025) ·
(866) 984-7483 Dr. Patrick Merrill, MDRiverside, CA · No drug or device payments recorded (2025) ·
(909) 353-2000 Dr. Paul Salama, MDRiverside, CA · No drug or device payments recorded (2025) ·
(844) 827-8000 Dr. Peter Liao, M.D.Riverside, CA · No drug or device payments recorded (2025) · Telehealth ·
(951) 782-3612 Dr. Phuong Tran, MDRiverside, CA · No drug or device payments recorded (2025) ·
(909) 353-2000 Dr. Pravin Panchal, MDRiverside, CA · $231 in drug and device payments (2025) · Telehealth ·
(951) 333-3662 Dr. Primala Dosanjh, MDRiverside, CA · No drug or device payments recorded (2025) ·
(951) 697-5473 Dr. Rachel Chiang, MDRiverside, CA · No drug or device payments recorded (2025) ·
(909) 353-2000 Dr. Rajiv Choudhary, M.D., MPHRiverside, CA · $413 in drug and device payments (2025) ·
(951) 353-2000 Dr. Ravinder Kahlon, M.D.Riverside, CA · $1,227 in drug and device payments (2025) ·
(951) 352-3937 Dr. Ricardo Lim, MDRiverside, CA · No drug or device payments recorded (2025) · Telehealth ·
(909) 353-2000 Dr. Richard Frankenstein, M.D.Riverside, CA · No drug or device payments recorded (2025) ·
(951) 321-6335 Dr. Richard Magbual, MDRiverside, CA · No drug or device payments recorded (2025) · Telehealth ·
(909) 353-2000 Dr. Ricky Tang, MDRiverside, CA · $143 in drug and device payments (2025) · Telehealth ·
(951) 782-3689 Dr. Rigoberto Tejeda Acevedo, M.D.Riverside, CA · No drug or device payments recorded (2025) · Telehealth ·
(855) 505-7467 Dr. Roger Cheng, M.D.Riverside, CA · $270 in drug and device payments (2025) · Telehealth ·
(951) 354-2500 Dr. Ronald Dulos, MDRiverside, CA · $31 in drug and device payments (2025) · Telehealth ·
(951) 697-5422 Dr. Rossini Batino, MDRiverside, CA · No drug or device payments recorded (2025) ·
(833) 574-2273 Dr. Sabhyata SharmaRiverside, CA · No drug or device payments recorded (2025) ·
(951) 788-3000 Dr. Sami Soliman, M.D.Riverside, CA · $26 in drug and device payments (2025) ·
(909) 576-4802 Dr. Sammy Badawi, MDRiverside, CA · No drug or device payments recorded (2025) ·
(909) 353-2000 Dr. Sang Yim, MDRiverside, CA · $165 in drug and device payments (2025) ·
(951) 683-6370 Dr. Sanu John, DORiverside, CA · No drug or device payments recorded (2025) · Telehealth ·
(951) 788-3274 Dr. Sarah Chae, MDRiverside, CA · $332 in drug and device payments (2025) ·
(951) 585-1800 Dr. Sarah Lavery, MDRiverside, CA · $44 in drug and device payments (2025) ·
(951) 321-6335 Dr. Sarah MccorkleRiverside, CA · No drug or device payments recorded (2025) ·
(949) 922-5988 Conditions Internal Medicine providers in Riverside, California 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 Riverside, California?There are 188 Internal Medicine providers with active NPI records practicing in Riverside, according to federal NPPES data refreshed monthly.
How many Internal Medicine providers in Riverside received drug or device company payments?63 of 188 (34%) 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 Riverside treat?Internal Medicine providers in Riverside 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 Riverside Internal Medicine across California