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Nephrology in Walnut Creek, California

Data updated monthly · Last refresh September 2026

13 Nephrology providers practice in Walnut Creek. Listings are drawn from federal public records and are not endorsements.

Nephrology 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. Andrew Lin, M.D.
Walnut Creek, CA · $1,617 in drug and device payments (2025) · (925) 295-6333
Dr. Carol Diraimondo, MD
Walnut Creek, CA · No drug or device payments recorded (2025) · (925) 944-0351
Dr. Elizabeth Wrone, MD
Walnut Creek, CA · $405 in drug and device payments (2025) · Telehealth · (925) 944-0351
Dr. Jamal Mogannam, MD
Walnut Creek, CA · No drug or device payments recorded (2025) · (925) 295-4000
Dr. Jason Shey, MD
Walnut Creek, CA · $1,243 in drug and device payments (2025) · Telehealth · (925) 944-0351
Dr. John Valdin, MD
Walnut Creek, CA · No drug or device payments recorded (2025) · (925) 295-4000
Dr. Manasi Bapat, MD
Walnut Creek, CA · No drug or device payments recorded (2025) · Telehealth · (925) 295-6333
Dr. Mario Curzi, MD
Walnut Creek, CA · No drug or device payments recorded (2025) · (925) 944-0351
Dr. May Chiu, MD
Walnut Creek, CA · $501 in drug and device payments (2025) · Telehealth · (925) 944-0351
Dr. Robert Davies, MD
Walnut Creek, CA · No drug or device payments recorded (2025) · (925) 944-0351
Dr. Rohit Sharma, MD
Walnut Creek, CA · $506 in drug and device payments (2025) · (925) 944-0351
Dr. Sylvia Chi-wu, MD
Walnut Creek, CA · No drug or device payments recorded (2025) · Telehealth · (925) 295-4000
Dr. Theodore Weis, M.D.
Walnut Creek, CA · No drug or device payments recorded (2025) · (925) 279-2226

Conditions Nephrology providers in Walnut Creek, California commonly treat

Patients often search by condition rather than specialty. These are conditions typically managed by Nephrology providers. Individual practices vary, so confirm with the provider before booking.

Common questions

How many Nephrology providers are in Walnut Creek, California?

There are 13 Nephrology providers with active NPI records practicing in Walnut Creek, according to federal NPPES data refreshed monthly.

What conditions do Nephrology providers in Walnut Creek treat?

Nephrology providers in Walnut Creek commonly treat chronic kidney disease, kidney stones, dialysis care, high blood pressure 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 Nephrology across California

Sources: NPPES (CMS), Doctors and Clinicians national files, CMS Open Payments 2025. Updated monthly. Records are public federal data and are not verified credentials, licensure checks, or endorsements. This directory is informational and not medical advice. How we build this directory.