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Hospitalist in Walnut Creek, California

Data updated monthly · Last refresh September 2026

68 Hospitalist providers practice in Walnut Creek, and 12% received drug or device company payments in 2025. Listings are drawn from federal public records and are not endorsements.

Hospitalist 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. Abdul Wali, MD
Walnut Creek, CA · No drug or device payments recorded (2025) · (925) 295-4000
Dr. Abraham Chung, M.D.
Walnut Creek, CA · No drug or device payments recorded (2025) · (925) 947-3393
Dr. Agathon Girgis, M.D.
Walnut Creek, CA · No drug or device payments recorded (2025) · (925) 295-4000
Dr. Andreux Chernne, MD
Walnut Creek, CA · $28 in drug and device payments (2025) · (925) 947-3393
Dr. Andre Westin, M.D., MPH
Walnut Creek, CA · No drug or device payments recorded (2025) · (925) 947-3393
Dr. Anna Bavykina, MD
Walnut Creek, CA · No drug or device payments recorded (2025) · (925) 295-4000
Dr. Ansoo Batsha, M.D.
Walnut Creek, CA · No drug or device payments recorded (2025) · (925) 947-3393
Dr. Betsy Jacobs, M.D.
Walnut Creek, CA · No drug or device payments recorded (2025) · (925) 947-3393
Dr. Bradley Zerweck, M.D.
Walnut Creek, CA · No drug or device payments recorded (2025) · (925) 941-5270
Dr. Brent Levenfeld, MD
Walnut Creek, CA · No drug or device payments recorded (2025) · (925) 295-4000
Dr. Brian Tanczos, MD
Walnut Creek, CA · No drug or device payments recorded (2025) · (925) 295-4000
Dr. Brittany Ashlock, MD, PHD, MPH
Walnut Creek, CA · No drug or device payments recorded (2025) · (305) 332-1688
Dr. Cassandra Dasmarinas
Walnut Creek, CA · No drug or device payments recorded (2025) · (925) 947-3393
Dr. Charlene Spencer, M.D.
Walnut Creek, CA · No drug or device payments recorded (2025) · (925) 946-1080
Dr. David Levy, MD
Walnut Creek, CA · No drug or device payments recorded (2025) · (925) 295-4000
Dr. Douglas Boakye, DO
Walnut Creek, CA · No drug or device payments recorded (2025) · (925) 946-1080
Dr. Elena Cutting, MD
Walnut Creek, CA · No drug or device payments recorded (2025) · (925) 295-4000
Dr. Geraldine Tan, MD
Walnut Creek, CA · No drug or device payments recorded (2025) · (925) 947-3393
Dr. Heena Majmudar, MD
Walnut Creek, CA · $147 in drug and device payments (2025) · (925) 295-4000
Dr. Jaime Cutland, MD
Walnut Creek, CA · No drug or device payments recorded (2025) · (925) 295-4000
Dr. Jeffrey Thomas, M.D.
Walnut Creek, CA · $24 in drug and device payments (2025) · (925) 947-3393
Dr. Jianfei Hu, MD
Walnut Creek, CA · No drug or device payments recorded (2025) · (925) 295-4000
Dr. John Kim, MD
Walnut Creek, CA · No drug or device payments recorded (2025) · (925) 295-4000
Dr. Jonathan Waller, MD/MPH
Walnut Creek, CA · No drug or device payments recorded (2025) · (925) 947-3316
Dr. Jyothi Swaroop, MD
Walnut Creek, CA · No drug or device payments recorded (2025) · (925) 295-4000
Dr. Kristine Santiano, MD
Walnut Creek, CA · No drug or device payments recorded (2025) · (925) 947-3312
Dr. Kurukulasooriya Fernando, MD
Walnut Creek, CA · No drug or device payments recorded (2025) · Telehealth · (925) 946-1080
Dr. Kwong Tan, MD
Walnut Creek, CA · No drug or device payments recorded (2025) · (925) 295-4000
Dr. Laurence Cram, MD
Walnut Creek, CA · No drug or device payments recorded (2025) · (925) 295-4000
Dr. Lisa Kim, DO
Walnut Creek, CA · No drug or device payments recorded (2025) · (925) 647-3393
Dr. Ludwiga Taloma, MD
Walnut Creek, CA · No drug or device payments recorded (2025) · (925) 295-4000
Dr. Maria Domantay, MD
Walnut Creek, CA · No drug or device payments recorded (2025) · (925) 295-4000
Dr. Maria Ramirez, MD
Walnut Creek, CA · No drug or device payments recorded (2025) · (925) 295-4000
Dr. Melissa Owens, M.D.
Walnut Creek, CA · No drug or device payments recorded (2025) · (925) 254-9842
Dr. Michael Fein, MD
Walnut Creek, CA · No drug or device payments recorded (2025) · (925) 295-4000
Dr. Mita Panchal, M.D.
Walnut Creek, CA · No drug or device payments recorded (2025) · (925) 947-3393
Dr. Mitchell Applegate, M.D.
Walnut Creek, CA · No drug or device payments recorded (2025) · (925) 947-3393
Dr. Monica Stiles, DO
Walnut Creek, CA · No drug or device payments recorded (2025) · (925) 947-3393
Dr. Nadine Hubbell, MD
Walnut Creek, CA · No drug or device payments recorded (2025) · (925) 295-4000
Dr. Neetu Gakhar, M.D.
Walnut Creek, CA · No drug or device payments recorded (2025) · (925) 947-3393
Dr. Neha Sangwan, MD
Walnut Creek, CA · No drug or device payments recorded (2025) · (925) 295-4000
Dr. Niceto Lopez, MD
Walnut Creek, CA · $43 in drug and device payments (2025) · (925) 946-1080
Dr. Nicole Jones, D.O.
Walnut Creek, CA · No drug or device payments recorded (2025) · (925) 947-3393
Dr. Paresh Matmari, M.D.
Walnut Creek, CA · No drug or device payments recorded (2025) · (925) 947-3312
Dr. Pei-tsui Wang, MD
Walnut Creek, CA · No drug or device payments recorded (2025) · (925) 295-4000
Dr. Peter Rowe, M.D.
Walnut Creek, CA · No drug or device payments recorded (2025) · (925) 946-1080
Dr. Prathibha Gubbi Ravishankar, MD
Walnut Creek, CA · No drug or device payments recorded (2025) · Telehealth · (925) 295-4000
Dr. Preet Bhambra, D.O.
Walnut Creek, CA · No drug or device payments recorded (2025) · (925) 947-3393
Dr. Rami Fasheh, M.D.
Walnut Creek, CA · No drug or device payments recorded (2025) · (925) 947-3393
Dr. Ramon Ortiz, MD
Walnut Creek, CA · No drug or device payments recorded (2025) · (925) 295-4000

Common questions

How many Hospitalist providers are in Walnut Creek, California?

There are 68 Hospitalist providers with active NPI records practicing in Walnut Creek, according to federal NPPES data refreshed monthly.

How many Hospitalist providers in Walnut Creek received drug or device company payments?

8 of 68 (12%) received at least one payment from a drug or device company in 2025, according to the federal Open Payments program.

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 Hospitalist across California

Try a city like Tucson, a zip like 85016, or a specialty like psychiatry. For a doctor by name, use the full search.
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.