Internal Medicine in Castro Valley, California
Data updated monthly · Last refresh September 2026
24 Internal Medicine providers practice in Castro Valley. Listings are drawn from federal public records and are not endorsements.
Internal Medicine providers in Castro Valley
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. Andrea Dhaliwal, M.D.Castro Valley, CA · No drug or device payments recorded (2025) ·
(510) 889-5082 Dr. Diana Hess, MDCastro Valley, CA · No drug or device payments recorded (2025) · Telehealth ·
(510) 886-3400 Dr. Donald Knotts, MEDICAL DOCTORCastro Valley, CA · No drug or device payments recorded (2025) ·
(510) 886-3701 Dr. Helen Yang, MDCastro Valley, CA · $23 in drug and device payments (2025) ·
(510) 806-2100 Dr. Kathryn Hodge, MDCastro Valley, CA · No drug or device payments recorded (2025) ·
(510) 889-5082 Dr. Khoa Nguyen, M.D.Castro Valley, CA · No drug or device payments recorded (2025) ·
(510) 727-3256 Dr. Laurie Nakahira, MDCastro Valley, CA · No drug or device payments recorded (2025) ·
(510) 889-5082 Dr. Ling Xu, M.D.Castro Valley, CA · No drug or device payments recorded (2025) · Telehealth ·
(510) 785-5000 Dr. Mahendra Patel, MDCastro Valley, CA · No drug or device payments recorded (2025) ·
(650) 400-2546 Dr. Monica Bhargava, MDCastro Valley, CA · No drug or device payments recorded (2025) ·
(510) 889-5082 Dr. Mridula Rewal, MDCastro Valley, CA · No drug or device payments recorded (2025) ·
(510) 727-3256 Dr. Nabil Abudayeh, MDCastro Valley, CA · $969 in drug and device payments (2025) · Telehealth ·
(510) 886-6878 Dr. Nazia Mir, MDCastro Valley, CA · No drug or device payments recorded (2025) ·
(510) 727-3256 Dr. Nidhi Johri, M.DCastro Valley, CA · $110 in drug and device payments (2025) · Telehealth ·
(510) 785-5000 Dr. Omar Saleem, MDCastro Valley, CA · No drug or device payments recorded (2025) ·
(510) 727-3256 Dr. Petr Utrata, M.D.Castro Valley, CA · No drug or device payments recorded (2025) ·
(650) 288-8344 Dr. Rahel RuizCastro Valley, CA · $26 in drug and device payments (2025) ·
(510) 881-2192 Dr. Richard Ho, M. D.Castro Valley, CA · No drug or device payments recorded (2025) · Telehealth ·
(510) 581-2559 Dr. Saima Mahmood, MDCastro Valley, CA · No drug or device payments recorded (2025) ·
(256) 473-9788 Dr. Samir Kadada, M.D.Castro Valley, CA · No drug or device payments recorded (2025) ·
(206) 375-0593 Dr. Sarah Noonberg, MD, PHDCastro Valley, CA · No drug or device payments recorded (2025) ·
(510) 889-5082 Dr. Shiven Chaudhry, MDCastro Valley, CA · $22 in drug and device payments (2025) ·
(510) 785-5000 Dr. Stefani Wedl, MDCastro Valley, CA · No drug or device payments recorded (2025) ·
(510) 889-5082 Dr. Wing Chin, M.D.Castro Valley, CA · No drug or device payments recorded (2025) ·
(510) 886-2311 Conditions Internal Medicine providers in Castro Valley, 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 Castro Valley, California?There are 24 Internal Medicine providers with active NPI records practicing in Castro Valley, according to federal NPPES data refreshed monthly.
What conditions do Internal Medicine providers in Castro Valley treat?Internal Medicine providers in Castro Valley 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 Castro Valley Internal Medicine across California