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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. Angelica Del Rosario
Walnut, CA · No drug or device payments recorded (2025) · (626) 824-1712
Dr. Jacquelyn Lising, MS, RDN
Walnut, CA · No drug or device payments recorded (2025) · (909) 896-9103
Dr. Kylie Huynh, RDN, IBCLC
Walnut, CA · No drug or device payments recorded (2025) · (512) 693-7045
Dr. Nicole Jin
Walnut, CA · No drug or device payments recorded (2025) · (951) 691-0933
Dr. Taylor Kalinowski
Walnut, CA · No drug or device payments recorded (2025) · (909) 203-3552
Dr. Agnieszka Depinska, MS, RD
Walnut Creek, CA · No drug or device payments recorded (2025) · (323) 287-7428
Dr. Allora Macmahon, RD
Walnut Creek, CA · No drug or device payments recorded (2025) · (925) 295-5920
Dr. Ana Su, RD
Walnut Creek, CA · No drug or device payments recorded (2025) · (925) 295-4940
Dr. Anjuman Shah, MS, RDN
Walnut Creek, CA · No drug or device payments recorded (2025) · (925) 237-1378
Dr. Brenda Fonacier, REGISTERED DIETITIAN
Walnut Creek, CA · No drug or device payments recorded (2025) · (925) 295-4942
Dr. Caitlyn Mccoy, RD, CNSD
Walnut Creek, CA · No drug or device payments recorded (2025) · (925) 295-4940
Dr. Christine Lunde, R.D.
Walnut Creek, CA · No drug or device payments recorded (2025) · (925) 295-4940
Dr. Claudia Graetsch-vasquez, RD, CDE
Walnut Creek, CA · No drug or device payments recorded (2025) · (925) 952-2828
Dr. Damara Johnson, MS, RD, CDE
Walnut Creek, CA · No drug or device payments recorded (2025) · Telehealth · (925) 941-5076
Dr. Debbie Sousa Hull, RD, CDE
Walnut Creek, CA · No drug or device payments recorded (2025) · (925) 941-5076
Dr. Deborah Brans, RD
Walnut Creek, CA · No drug or device payments recorded (2025) · (925) 295-4422
Dr. Deborah Koos, RD, MS, CDE
Walnut Creek, CA · No drug or device payments recorded (2025) · (925) 906-2190
Dr. Dominique Dortch, RDN
Walnut Creek, CA · No drug or device payments recorded (2025) · (951) 385-3757
Dr. Francesca Monti, RDN
Walnut Creek, CA · No drug or device payments recorded (2025) · (925) 303-8488
Dr. Gretta Corig, RDN
Walnut Creek, CA · No drug or device payments recorded (2025) · (925) 295-4000
Dr. Hannah Mcgoon, R.D.
Walnut Creek, CA · No drug or device payments recorded (2025) · (415) 497-1109
Dr. Hannah Menise, RDN
Walnut Creek, CA · No drug or device payments recorded (2025) · (925) 295-4000
Dr. Irene Henry, RD
Walnut Creek, CA · No drug or device payments recorded (2025) · (925) 295-4000
Dr. Irene Ventura Zadran, RDN
Walnut Creek, CA · No drug or device payments recorded (2025) · Telehealth · (925) 941-5076
Dr. Jillian Hoedt, R.D
Walnut Creek, CA · No drug or device payments recorded (2025) · (925) 212-5981
Dr. Joey Au, R.D.
Walnut Creek, CA · No drug or device payments recorded (2025) · (925) 295-5420
Dr. Judith Bailey, MS RD CDE
Walnut Creek, CA · No drug or device payments recorded (2025) · (925) 933-3565
Dr. Karen Alman, R.D.
Walnut Creek, CA · No drug or device payments recorded (2025) · (925) 256-7969
Dr. Kathleen Isbell, RD
Walnut Creek, CA · No drug or device payments recorded (2025) · (925) 906-4869
Dr. Kathy Lee, RD
Walnut Creek, CA · No drug or device payments recorded (2025) · (925) 933-7970
Dr. Kelli Patin, RD, CDE
Walnut Creek, CA · No drug or device payments recorded (2025) · (925) 239-2900
Dr. Kimberlie Moriwaki, RD, CDE
Walnut Creek, CA · No drug or device payments recorded (2025) · (925) 295-6439
Dr. Krysten Hanley, RD
Walnut Creek, CA · No drug or device payments recorded (2025) · (925) 295-4000
Dr. Lauren Decker, M.S., R.D.
Walnut Creek, CA · No drug or device payments recorded (2025) · (408) 893-2698
Dr. Lisa Cheung, RD
Walnut Creek, CA · No drug or device payments recorded (2025) · (925) 295-5993
Dr. Mallory Cooper, RDN
Walnut Creek, CA · No drug or device payments recorded (2025) · (925) 487-6658
Dr. Maureen Bartlebaugh, MSHS, RDN, CNSC
Walnut Creek, CA · No drug or device payments recorded (2025) · (925) 937-7450
Dr. Megan Thomas, MS, RD
Walnut Creek, CA · No drug or device payments recorded (2025) · (925) 295-5246
Dr. Najia Karim, RD
Walnut Creek, CA · No drug or device payments recorded (2025) · (925) 295-4391
Dr. Parker Nelson, RD
Walnut Creek, CA · No drug or device payments recorded (2025) · (925) 324-1785
Dr. Phyllis Lee, RD CNSD
Walnut Creek, CA · No drug or device payments recorded (2025) · (925) 295-4940
Dr. Qingshan Sun, R.D.
Walnut Creek, CA · No drug or device payments recorded (2025) · (925) 295-4422
Dr. Robin Remick
Walnut Creek, CA · No drug or device payments recorded (2025) · (925) 937-7143
Dr. Sabra Leomo, RD, CSG
Walnut Creek, CA · No drug or device payments recorded (2025) · (808) 638-1317
Dr. Sahar Berjis, RD
Walnut Creek, CA · No drug or device payments recorded (2025) · (925) 566-4429
Dr. Sandy Cortez, RD CFT
Walnut Creek, CA · No drug or device payments recorded (2025) · (925) 305-1919
Dr. Tara Trakin, MS, RD
Walnut Creek, CA · No drug or device payments recorded (2025) · (925) 947-5314
Dr. Tawny Schaefer, MS RD
Walnut Creek, CA · No drug or device payments recorded (2025) · (925) 295-4391
Dr. Terri Franklin, RD
Walnut Creek, CA · No drug or device payments recorded (2025) · (925) 295-4761
Dr. Timothy Matthiessen, RD
Walnut Creek, CA · No drug or device payments recorded (2025) · (925) 295-4422

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.

Related reading on HealthcareDiscovery.AI

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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.