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Registered Dietitians in California

Data updated monthly · Last refresh October 2026

7,184 Registered Dietitian providers practice in California, including 183 (3%) offering telehealth. The largest concentration is in San Diego. Profiles include federal Open Payments records of money received from drug and device companies in 2025. Listings are drawn from federal public records and are not endorsements.

7,184providers
183telehealth
San Diegotop city

Registered Dietitian by city in California

Choose a city to see providers there.

Registered Dietitian in San Diego505 providers
Registered Dietitian in Los Angeles487 providers
Registered Dietitian in San Francisco429 providers
Registered Dietitian in Sacramento231 providers
Registered Dietitian in San Jose151 providers
Registered Dietitian in Oakland130 providers
Registered Dietitian in Palo Alto119 providers
Registered Dietitian in Fresno107 providers
Registered Dietitian in Long Beach100 providers
Registered Dietitian in Riverside92 providers
Registered Dietitian in Irvine80 providers
Registered Dietitian in Santa Monica70 providers
Registered Dietitian in Santa Rosa63 providers
Registered Dietitian in Bakersfield62 providers
Registered Dietitian in Newport Beach61 providers
Registered Dietitian in Torrance61 providers
Registered Dietitian in Fremont53 providers
Registered Dietitian in Loma Linda51 providers
Registered Dietitian in Roseville50 providers
Registered Dietitian in Stockton49 providers
Registered Dietitian in Walnut Creek48 providers
Registered Dietitian in Santa Clara47 providers
Registered Dietitian in La Jolla46 providers
Registered Dietitian in Santa Barbara46 providers

Registered Dietitian providers in California

Listed by city, largest first. 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. Hazel Ng, R.D.
San Gabriel, CA · No drug or device payments recorded (2025) · (626) 285-0800
Dr. Helen Jang, RD
San Gabriel, CA · No drug or device payments recorded (2025) · (415) 298-9101
Dr. Lisa Li, RDN
San Gabriel, CA · No drug or device payments recorded (2025) · (626) 482-6883
Dr. Nita Li, RD
San Gabriel, CA · No drug or device payments recorded (2025) · (510) 604-6153
Dr. Sukwah Lin, M.S., R.D.N.
San Gabriel, CA · No drug or device payments recorded (2025) · (808) 256-9876
Dr. Sun Hyung Kang, REGISTERED DIETITIAN
San Gabriel, CA · No drug or device payments recorded (2025) · (617) 289-5454
Dr. Tan Hung, R.D
San Gabriel, CA · No drug or device payments recorded (2025) · (626) 476-5006
Dr. Jenny Medina, RD
Sanger, CA · No drug or device payments recorded (2025) · (559) 578-8500
Dr. Ka Yang, RD
Sanger, CA · No drug or device payments recorded (2025) · (559) 349-7283
Dr. Stephanie King, M.S., R.D.
Sanger, CA · No drug or device payments recorded (2025) · (559) 787-2333
Dr. Gretchen Zimmermann, RD
San Geronimo, CA · No drug or device payments recorded (2025) · (415) 624-4224
Dr. Anthony Mazza
San Jacinto, CA · No drug or device payments recorded (2025) · (951) 654-0803
Dr. Briana Bender, MS, RDN
San Jacinto, CA · No drug or device payments recorded (2025) · (951) 654-0803
Dr. Holly Gauthun, RDN
San Jacinto, CA · No drug or device payments recorded (2025) · (951) 330-3100
Dr. Lindsay Koh, R.D.
San Jacinto, CA · No drug or device payments recorded (2025) · (951) 654-0803
Dr. Olivia Meza, RD
San Jacinto, CA · No drug or device payments recorded (2025) · (951) 330-3100
Dr. Aimee Kiang
San Jose, CA · No drug or device payments recorded (2025) · (888) 981-8909
Dr. Alice Fagundes, MS, RDN
San Jose, CA · No drug or device payments recorded (2025) · (408) 568-4181
Dr. Allen Twu, RD
San Jose, CA · No drug or device payments recorded (2025) · (408) 680-6503
Dr. Amandeep Mann, R.D.N.
San Jose, CA · No drug or device payments recorded (2025) · (408) 963-2400
Dr. Amani Ezzo, RD
San Jose, CA · No drug or device payments recorded (2025) · (734) 383-5893
Dr. Amber Carmichael, R.D.
San Jose, CA · No drug or device payments recorded (2025) · (408) 445-3400
Dr. Amber Parisie, RD
San Jose, CA · No drug or device payments recorded (2025) · (408) 482-5533
Dr. Amee Madura, RD
San Jose, CA · No drug or device payments recorded (2025) · (408) 961-9892
Dr. Amy Laus
San Jose, CA · No drug or device payments recorded (2025) · (408) 454-8208
Dr. Andres Valentin, RDN
San Jose, CA · No drug or device payments recorded (2025) · (949) 525-8244
Dr. Angela Hays, RDN, CNSC
San Jose, CA · No drug or device payments recorded (2025) · (408) 838-0201
Dr. Angela To, R.D.
San Jose, CA · No drug or device payments recorded (2025) · (626) 696-3369
Dr. Anna Masada
San Jose, CA · No drug or device payments recorded (2025) · (408) 972-6879
Dr. Aparna Ramadurai, R.D.
San Jose, CA · No drug or device payments recorded (2025) · (408) 827-5237
Dr. Ashlee Gossard, MS, RD
San Jose, CA · No drug or device payments recorded (2025) · (408) 890-8190
Dr. Ashleigh Coffeng, R.D.
San Jose, CA · No drug or device payments recorded (2025) · (650) 967-5434
Dr. Barbara Biehl, MS,RDN, CSG
San Jose, CA · No drug or device payments recorded (2025) · (408) 533-3794
Dr. Breanne Vinogradoff, RD
San Jose, CA · No drug or device payments recorded (2025) · (559) 862-5457
Dr. Camila Silva, RDN
San Jose, CA · No drug or device payments recorded (2025) · (408) 780-9906
Dr. Caprice Hardy, RD
San Jose, CA · No drug or device payments recorded (2025) · (408) 705-7525
Dr. Chia-yu Liu, RDN
San Jose, CA · No drug or device payments recorded (2025) · (408) 947-2500
Dr. Christina Erickson, M.S., R.D.
San Jose, CA · No drug or device payments recorded (2025) · (408) 972-7239
Dr. Christina Huynh, MS, RD
San Jose, CA · No drug or device payments recorded (2025) · (408) 457-7100
Dr. Claire Satterwhite, RD
San Jose, CA · No drug or device payments recorded (2025) · (800) 913-2615
Dr. Claudia Lopez
San Jose, CA · No drug or device payments recorded (2025) · (510) 289-3106
Dr. Colette Micko, REGISTERED DIETITIAN
San Jose, CA · No drug or device payments recorded (2025) · (805) 714-8723
Dr. Coorina Ayala, RD
San Jose, CA · No drug or device payments recorded (2025) · (888) 334-1000
Dr. Daniela Crabill, MS, RD
San Jose, CA · No drug or device payments recorded (2025) · (408) 834-0371
Dr. Debra Potosky, REGISTERED DIETITIAN
San Jose, CA · No drug or device payments recorded (2025) · (408) 972-7000
Dr. Denise Wax, MS, RD
San Jose, CA · No drug or device payments recorded (2025) · (408) 972-7239
Dr. Diana Lee, RD
San Jose, CA · No drug or device payments recorded (2025) · (408) 793-6125
Dr. Dima Barghouti, RD
San Jose, CA · No drug or device payments recorded (2025) · (408) 242-0792
Dr. Dorothy Parker, RD
San Jose, CA · No drug or device payments recorded (2025) · (408) 885-5000
Dr. Eileen Stein, RD
San Jose, CA · No drug or device payments recorded (2025) · (408) 363-3000

Common questions

How many Registered Dietitian providers are in California?

There are 7,184 Registered Dietitian providers with active NPI records practicing in California, according to federal NPPES data refreshed monthly.

Do Registered Dietitian providers in California offer telehealth?

Yes. 183 of the 7,184 Registered Dietitian providers in California (about 3%) report offering telehealth services in CMS data.

Which cities in California have the most Registered Dietitian providers?

San Diego (505), Los Angeles (487), San Francisco (429) have the highest concentration of Registered Dietitian providers in California.

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

1 of 7,184 Registered Dietitian providers in California (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 counts and profiles 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.

Which hospitals do Registered Dietitians in California work at?

According to CMS facility affiliation records, the California hospitals where the most Registered Dietitians hold privileges are UC San Diego Health Hillcrest - Hillcrest Med Ctr in San Diego; Ronald Reagan UCLA Medical Center in Los Angeles.

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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. Are you a Registered Dietitian in California? Get featured.