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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. Elisabeth Byers, RDN
Fremont, CA · No drug or device payments recorded (2025) · (510) 565-4696
Dr. Ernestine Noguera, RD
Fremont, CA · No drug or device payments recorded (2025) · (510) 797-5009
Dr. Esther Qing Situ, R.D.
Fremont, CA · No drug or device payments recorded (2025) · (415) 294-1857
Dr. Eva Yuen, R.D.
Fremont, CA · No drug or device payments recorded (2025) · (510) 248-3000
Dr. Evelyn Shinoda, RD
Fremont, CA · No drug or device payments recorded (2025) · (510) 797-2402
Dr. Gay Winterringer, PHD, RD
Fremont, CA · No drug or device payments recorded (2025) · (650) 521-6636
Dr. Golgis Karimi, RD, PHD
Fremont, CA · No drug or device payments recorded (2025) · (408) 930-6232
Dr. Gurminder Tumber, MSRD
Fremont, CA · No drug or device payments recorded (2025) · (510) 248-7055
Dr. Ioana-cristina Svec
Fremont, CA · No drug or device payments recorded (2025) · (510) 252-5827
Dr. Irene Gardner, R.D.
Fremont, CA · No drug or device payments recorded (2025) · (510) 248-3000
Dr. Jacquelyn Degrendele
Fremont, CA · No drug or device payments recorded (2025) · (408) 887-0854
Dr. Jayalakshmi Periasamy
Fremont, CA · No drug or device payments recorded (2025) · Telehealth · (510) 498-2184
Dr. Jeanie Kim, R.D.
Fremont, CA · No drug or device payments recorded (2025) · (510) 248-3000
Dr. Jee-in Mao
Fremont, CA · No drug or device payments recorded (2025) · (510) 557-3710
Dr. Jennifer Gilpin, REGISTERED DIETITIAN
Fremont, CA · No drug or device payments recorded (2025) · (510) 490-1222
Dr. Jennifer Jusinski, RD
Fremont, CA · No drug or device payments recorded (2025) · (510) 248-7054
Dr. Jessica Yang, RDN
Fremont, CA · No drug or device payments recorded (2025) · (510) 248-3000
Dr. Jill Christensen, RD
Fremont, CA · No drug or device payments recorded (2025) · Telehealth · (510) 490-1222
Dr. Jothika Bhat, R.D.
Fremont, CA · No drug or device payments recorded (2025) · (510) 248-7050
Dr. Karen Tsui, RD
Fremont, CA · No drug or device payments recorded (2025) · (510) 713-0700
Dr. Kathy Bourque, RD
Fremont, CA · No drug or device payments recorded (2025) · (510) 648-2345
Dr. Katrina Lau, RDN
Fremont, CA · No drug or device payments recorded (2025) · (925) 918-1661
Dr. Laura Nolting, RD
Fremont, CA · No drug or device payments recorded (2025) · (510) 449-7958
Dr. Manju Jacob
Fremont, CA · No drug or device payments recorded (2025) · (510) 739-6412
Dr. Margie Hawkins, RD, CDE
Fremont, CA · No drug or device payments recorded (2025) · (510) 248-3670
Dr. Melissa Gibson, RD
Fremont, CA · No drug or device payments recorded (2025) · (209) 603-8524
Dr. Morea Donahue, RD
Fremont, CA · No drug or device payments recorded (2025) · (707) 294-8349
Dr. Nicholas Smith, RD
Fremont, CA · No drug or device payments recorded (2025) · (510) 248-3000
Dr. Priya Prabakar, R.D.
Fremont, CA · No drug or device payments recorded (2025) · (530) 219-2628
Dr. Purvi Shah, M.S.,R.D
Fremont, CA · No drug or device payments recorded (2025) · (408) 802-6684
Dr. Reetu Nigam, RD
Fremont, CA · No drug or device payments recorded (2025) · Telehealth · (510) 498-2184
Dr. Rochelle Pierce, R.D.
Fremont, CA · No drug or device payments recorded (2025) · (510) 742-9830
Dr. Sahar Saffi, RDN
Fremont, CA · No drug or device payments recorded (2025) · (510) 506-4659
Dr. Samantha Younes
Fremont, CA · No drug or device payments recorded (2025) · (510) 456-3544
Dr. Sarah Monje, RDN
Fremont, CA · No drug or device payments recorded (2025) · (510) 498-2184
Dr. Sarah Odom, RD
Fremont, CA · No drug or device payments recorded (2025) · (510) 745-8187
Dr. Silva Boumjahed, RD
Fremont, CA · No drug or device payments recorded (2025) · (510) 248-3000
Dr. Susanne Rough, MSRD
Fremont, CA · No drug or device payments recorded (2025) · (510) 248-7504
Dr. Valerie Spier, RD
Fremont, CA · No drug or device payments recorded (2025) · Telehealth · (510) 498-2179
Dr. Vishakha Khanna, RD
Fremont, CA · No drug or device payments recorded (2025) · (510) 248-7050
Dr. Wei Yuan, RD, CNSC
Fremont, CA · No drug or device payments recorded (2025) · (650) 390-7799
Dr. Yi-lin Her, RDN
Fremont, CA · No drug or device payments recorded (2025) · (408) 420-5982
Dr. Linh Nguyen, RDN
French Camp, CA · No drug or device payments recorded (2025) · (209) 953-3700
Dr. Qianxiong Zheng, MS, RD , CSO
French Camp, CA · No drug or device payments recorded (2025) · (209) 851-7324
Dr. Sybil Williams, RD
French Camp, CA · No drug or device payments recorded (2025) · (209) 946-3400
Dr. Aileen Hamayelian, RD
Fresno, CA · No drug or device payments recorded (2025) · (559) 434-0382
Dr. Alessia Nardocci
Fresno, CA · No drug or device payments recorded (2025) · (559) 375-3088
Dr. Aleyna Besmer, MS, RD
Fresno, CA · No drug or device payments recorded (2025) · (559) 450-5565
Dr. Alice Voluntad, MS, RDN, IBCLC
Fresno, CA · No drug or device payments recorded (2025) · (559) 514-1186
Dr. Alicia Rodriguez, RD, CDE
Fresno, CA · No drug or device payments recorded (2025) · (623) 853-3259

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.