Internal Medicine in Walnut Creek, California
Data updated monthly · Last refresh September 2026
184 Internal Medicine providers practice in Walnut Creek, and 26% received drug or device company payments in 2025. Listings are drawn from federal public records and are not endorsements.
Internal Medicine providers in Walnut Creek
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. Shagun Bindlish, MDWalnut Creek, CA · $185 in drug and device payments (2025) · Telehealth ·
(925) 230-2386 Dr. Sheila Bhatia, MDWalnut Creek, CA · No drug or device payments recorded (2025) · Telehealth ·
(925) 295-4070 Dr. Shiv Sudhakar, MDWalnut Creek, CA · No drug or device payments recorded (2025) ·
(925) 296-9000 Dr. Shoshana Ungerleider, M.D.Walnut Creek, CA · No drug or device payments recorded (2025) ·
(925) 947-3393 Dr. Smita Chandra, M.D.Walnut Creek, CA · $21 in drug and device payments (2025) ·
(925) 947-3393 Dr. Sohrab Amiri, M.D.Walnut Creek, CA · No drug or device payments recorded (2025) ·
(925) 947-3393 Dr. Sonika Shah, MDWalnut Creek, CA · No drug or device payments recorded (2025) ·
(925) 906-2000 Dr. Stefanie Altmann, DOWalnut Creek, CA · $957 in drug and device payments (2025) ·
(925) 932-3800 Dr. Stephanie Phalip, M.D.Walnut Creek, CA · No drug or device payments recorded (2025) ·
(925) 230-2386 Dr. Sudharshan Parthasarathy, M.D.Walnut Creek, CA · No drug or device payments recorded (2025) ·
(925) 947-3312 Dr. Sukhjinder Brah, M.D.Walnut Creek, CA · No drug or device payments recorded (2025) · Telehealth ·
(925) 947-3393 Dr. Suneeti Sapru, MDWalnut Creek, CA · No drug or device payments recorded (2025) ·
(925) 906-2000 Dr. Susan Chuang, MDWalnut Creek, CA · No drug or device payments recorded (2025) ·
(925) 906-2000 Dr. Susan Rapp, MDWalnut Creek, CA · No drug or device payments recorded (2025) · Telehealth ·
(925) 906-2040 Dr. Suzanne Chang, MDWalnut Creek, CA · No drug or device payments recorded (2025) ·
(925) 947-3393 Dr. Syed Mustafa, M.D.Walnut Creek, CA · No drug or device payments recorded (2025) ·
(925) 938-8082 Dr. Sylvia Connolly, MDWalnut Creek, CA · $28 in drug and device payments (2025) ·
(925) 295-4000 Dr. Tarannum Guller, MDWalnut Creek, CA · $110 in drug and device payments (2025) · Telehealth ·
(925) 932-6330 Dr. Teodora Dumitrescu, MDWalnut Creek, CA · No drug or device payments recorded (2025) ·
(925) 947-3312 Dr. Thomas Connolly, MDWalnut Creek, CA · No drug or device payments recorded (2025) ·
(925) 906-2000 Dr. Thomas Miller, MDWalnut Creek, CA · No drug or device payments recorded (2025) ·
(925) 296-9000 Dr. Tiffany King, D.O.Walnut Creek, CA · No drug or device payments recorded (2025) ·
(925) 947-3393 Dr. Tony Zung, M.D.Walnut Creek, CA · No drug or device payments recorded (2025) ·
(925) 947-3393 Dr. Tricia Yeap, M.D.Walnut Creek, CA · No drug or device payments recorded (2025) ·
(925) 296-9740 Dr. Uyen-chi Huynh, M.D.Walnut Creek, CA · No drug or device payments recorded (2025) ·
(925) 947-3312 Dr. Veronika Simanek, M.D.Walnut Creek, CA · No drug or device payments recorded (2025) ·
(925) 937-9984 Dr. Viktoriya Sharp, M.D.Walnut Creek, CA · No drug or device payments recorded (2025) ·
(925) 947-3393 Dr. Viviane Alfandary, M.D.Walnut Creek, CA · No drug or device payments recorded (2025) ·
(925) 947-3393 Dr. Waheeda Hiller, MDWalnut Creek, CA · No drug or device payments recorded (2025) ·
(925) 296-9228 Dr. Winslow Wong, MDWalnut Creek, CA · No drug or device payments recorded (2025) ·
(925) 295-4000 Dr. Yevgeny Klebanov, M.D.Walnut Creek, CA · $113 in drug and device payments (2025) ·
(925) 296-0344 Dr. Yong Zhang, MDWalnut Creek, CA · No drug or device payments recorded (2025) ·
(925) 295-4000 Dr. Zahid Shaikh, M.D.Walnut Creek, CA · $28 in drug and device payments (2025) ·
(925) 947-3393 Dr. Zainab Mezban, MDWalnut Creek, CA · No drug or device payments recorded (2025) ·
(925) 947-3312 Conditions Internal Medicine providers in Walnut Creek, 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 Walnut Creek, California?There are 184 Internal Medicine providers with active NPI records practicing in Walnut Creek, according to federal NPPES data refreshed monthly.
How many Internal Medicine providers in Walnut Creek received drug or device company payments?47 of 184 (26%) 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 Walnut Creek treat?Internal Medicine providers in Walnut Creek 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 Walnut Creek Internal Medicine across California
