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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. James Griffith
San Rafael, CA · No drug or device payments recorded (2025) · (415) 444-2000
Dr. Janelle Maglione
San Rafael, CA · No drug or device payments recorded (2025) · (415) 444-2000
Dr. Janis Kim, RD
San Rafael, CA · No drug or device payments recorded (2025) · (415) 444-2000
Dr. Jennifer Ferber, RD, CNSD
San Rafael, CA · No drug or device payments recorded (2025) · (415) 444-4317
Dr. Jennifer Jung, RD
San Rafael, CA · No drug or device payments recorded (2025) · (415) 444-4317
Dr. Jill Harrison, RD
San Rafael, CA · No drug or device payments recorded (2025) · (415) 444-2036
Dr. Kathryn Pariani, RD
San Rafael, CA · No drug or device payments recorded (2025) · (808) 797-0597
Dr. Kaylee Weeks, RD
San Rafael, CA · No drug or device payments recorded (2025) · (949) 981-0063
Dr. Kira Spreenberg-bronsoms, MS, RD
San Rafael, CA · No drug or device payments recorded (2025) · (510) 944-4012
Dr. Kristen Zaier, R.D.
San Rafael, CA · No drug or device payments recorded (2025) · (415) 444-2000
Dr. Lauren Wenderoth, RD
San Rafael, CA · No drug or device payments recorded (2025) · (415) 491-3000
Dr. Lynne Martin, R.D.
San Rafael, CA · No drug or device payments recorded (2025) · (415) 505-2387
Dr. Marcia Cote, R.D.
San Rafael, CA · No drug or device payments recorded (2025) · (650) 291-6825
Dr. Mary Quinlan, R.D., M.P.H.
San Rafael, CA · No drug or device payments recorded (2025) · (415) 971-5961
Dr. Mary Zeidan, RD
San Rafael, CA · No drug or device payments recorded (2025) · (415) 444-2000
Dr. Megan Fannin, RD
San Rafael, CA · No drug or device payments recorded (2025) · (415) 444-2000
Dr. Melissa Garcia Galvan, RD
San Rafael, CA · No drug or device payments recorded (2025) · (415) 448-1500
Dr. Mohammad Adili, CDR
San Rafael, CA · No drug or device payments recorded (2025) · (916) 718-2689
Dr. Sobeyda Monterroso Ramirez, RD
San Rafael, CA · No drug or device payments recorded (2025) · (415) 913-0253
Dr. Sonya Angelone, MS, RD, CLT
San Rafael, CA · No drug or device payments recorded (2025) · (415) 509-3192
Dr. Susan Weiss, R.D.
San Rafael, CA · No drug or device payments recorded (2025) · (415) 444-2037
Dr. Angelia Nava, RDN
San Ramon, CA · No drug or device payments recorded (2025) · (925) 577-0343
Dr. Cie Perez
San Ramon, CA · No drug or device payments recorded (2025) · (925) 829-1649
Dr. Eileen Maher, R.D.
San Ramon, CA · No drug or device payments recorded (2025) · (516) 817-1502
Dr. Joy Woon-chin, RDN
San Ramon, CA · No drug or device payments recorded (2025) · (925) 785-9423
Dr. Kwan Ng, RDN
San Ramon, CA · No drug or device payments recorded (2025) · (510) 378-1018
Dr. Lisa Bellini, MS RD
San Ramon, CA · No drug or device payments recorded (2025) · Telehealth · (925) 963-3663
Dr. Madeleine Holloway-tjan, RD
San Ramon, CA · No drug or device payments recorded (2025) · (925) 785-9701
Dr. Malu Trehan, RDN, MPH
San Ramon, CA · No drug or device payments recorded (2025) · (925) 886-5182
Dr. Megan Winslow, R.D.
San Ramon, CA · No drug or device payments recorded (2025) · (925) 314-2547
Dr. Pamela Wilson, R.D.
San Ramon, CA · No drug or device payments recorded (2025) · (925) 275-8425
Dr. Paul Ladewig
San Ramon, CA · No drug or device payments recorded (2025) · (616) 214-1862
Dr. Sampriti Acharya, RD
San Ramon, CA · No drug or device payments recorded (2025) · (209) 556-8384
Dr. Vanessa Burman, RD
San Ramon, CA · No drug or device payments recorded (2025) · (925) 639-5941
Dr. Alejandra Razo, RDN
Santa Ana, CA · No drug or device payments recorded (2025) · (714) 628-3242
Dr. Anke-juliana Thiel, R.D.
Santa Ana, CA · No drug or device payments recorded (2025) · (714) 628-3242
Dr. Carolina Zayas, RD
Santa Ana, CA · No drug or device payments recorded (2025) · (714) 628-3242
Dr. Chia-ling Chien, RDN
Santa Ana, CA · No drug or device payments recorded (2025) · (917) 818-9125
Dr. Cindy Cantt, RD
Santa Ana, CA · No drug or device payments recorded (2025) · Telehealth · (714) 628-3242
Dr. Crystal Vila, R.D.
Santa Ana, CA · No drug or device payments recorded (2025) · (909) 472-5145
Dr. Debbie Vongviwat, MS, RDN
Santa Ana, CA · No drug or device payments recorded (2025) · (714) 628-3242
Dr. Elieta Cho, R.D.
Santa Ana, CA · No drug or device payments recorded (2025) · (888) 499-9303
Dr. Erick Medina, RD
Santa Ana, CA · No drug or device payments recorded (2025) · (661) 474-9389
Dr. Eva Young-ross, RD
Santa Ana, CA · No drug or device payments recorded (2025) · (626) 890-9135
Dr. Glenda Miranda, RDN
Santa Ana, CA · No drug or device payments recorded (2025) · (888) 499-9303
Dr. Jailene Jimenez, RD
Santa Ana, CA · No drug or device payments recorded (2025) · (714) 628-3242
Dr. Janet Schenker, M.ED, RD
Santa Ana, CA · No drug or device payments recorded (2025) · (714) 730-5579
Dr. Jessica Fey, MS, RDN
Santa Ana, CA · No drug or device payments recorded (2025) · (949) 491-0780
Dr. Juanita Lopez, RD
Santa Ana, CA · No drug or device payments recorded (2025) · (714) 835-8501
Dr. Leslie Ramirez, RD
Santa Ana, CA · No drug or device payments recorded (2025) · (714) 616-1910

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.