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Registered Dietitian in Oakland, California

Data updated monthly · Last refresh September 2026

130 Registered Dietitian providers practice in Oakland, and 0% received drug or device company payments in 2025. Listings are drawn from federal public records and are not endorsements.

Registered Dietitian providers in Oakland

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. Rachel Parker, RD
Oakland, CA · No drug or device payments recorded (2025) · (925) 779-3675
Dr. Raquel Trenado, R.D.
Oakland, CA · No drug or device payments recorded (2025) · (408) 256-2063
Dr. Rebecca Thieneman, RDN
Oakland, CA · No drug or device payments recorded (2025) · (678) 896-2394
Dr. Renata Cauchon-robles, RD
Oakland, CA · No drug or device payments recorded (2025) · (501) 535-4400
Dr. Rex Cordova
Oakland, CA · No drug or device payments recorded (2025) · (510) 535-4400
Dr. Rhondda Guan, RD
Oakland, CA · No drug or device payments recorded (2025) · (510) 428-3209
Dr. Richard Bennett, R.D.
Oakland, CA · No drug or device payments recorded (2025) · (510) 752-7320
Dr. Riley Cook, RDN
Oakland, CA · No drug or device payments recorded (2025) · (818) 585-9076
Dr. Rochelle Guinasso, R.D.
Oakland, CA · No drug or device payments recorded (2025) · (510) 752-6494
Dr. Rocio Montes, RD
Oakland, CA · No drug or device payments recorded (2025) · (510) 835-9610
Dr. Ruth Knittel, R.D.
Oakland, CA · No drug or device payments recorded (2025) · (510) 267-7921
Dr. Ryan Farquhar, RDN
Oakland, CA · No drug or device payments recorded (2025) · (510) 622-0221
Dr. Sally Sarria, RDN, CEDRD
Oakland, CA · No drug or device payments recorded (2025) · (510) 752-1000
Dr. Sandra Chavez, RD
Oakland, CA · No drug or device payments recorded (2025) · (510) 752-7265
Dr. Sandy Liang, RD
Oakland, CA · No drug or device payments recorded (2025) · (707) 992-5335
Dr. Shauna Pirotin, RD
Oakland, CA · No drug or device payments recorded (2025) · (510) 535-4463
Dr. Sheila Viswanathan, R.D.
Oakland, CA · No drug or device payments recorded (2025) · (201) 414-2850
Dr. Silvia Dos Santos Kellum
Oakland, CA · No drug or device payments recorded (2025) · (510) 437-4398
Dr. Son Bi, RD
Oakland, CA · No drug or device payments recorded (2025) · (408) 460-0887
Dr. Susan Leung, RD
Oakland, CA · No drug or device payments recorded (2025) · Telehealth · (510) 869-6740
Dr. Suzanne Kordesh, RD
Oakland, CA · No drug or device payments recorded (2025) · (510) 752-1386
Dr. Sydney Vargas, RD
Oakland, CA · No drug or device payments recorded (2025) · (925) 519-7612
Dr. Tara Marino, RD
Oakland, CA · No drug or device payments recorded (2025) · (510) 922-8208
Dr. Tiffany Xu, RDN
Oakland, CA · No drug or device payments recorded (2025) · (630) 605-9408
Dr. Tisha Bartolome, RD, RDN
Oakland, CA · No drug or device payments recorded (2025) · (510) 921-8027
Dr. Tommy Gendzwill, RD
Oakland, CA · No drug or device payments recorded (2025) · (510) 267-7921
Dr. Tsz-kan Ng, R.D.
Oakland, CA · No drug or device payments recorded (2025) · (510) 839-2022
Dr. Whitney Ainslie, MA, RD, CLE
Oakland, CA · No drug or device payments recorded (2025) · (510) 434-5421
Dr. Yanming Jiang, RD, CDCES
Oakland, CA · No drug or device payments recorded (2025) · (510) 428-3654
Dr. Yennie Lo, RD
Oakland, CA · No drug or device payments recorded (2025) · (510) 428-3885

Common questions

How many Registered Dietitian providers are in Oakland, California?

There are 130 Registered Dietitian providers with active NPI records practicing in Oakland, according to federal NPPES data refreshed monthly.

How many Registered Dietitian providers in Oakland received drug or device company payments?

0 of 130 (0%) 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 Oakland Registered Dietitian 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.