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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. Laura Curcio, RD
Irvine, CA · No drug or device payments recorded (2025) · (949) 386-0343
Dr. Linda Gigliotti, MS, RDN, CDE
Irvine, CA · No drug or device payments recorded (2025) · (949) 533-4614
Dr. Lisa Gibson, MS, RD
Irvine, CA · No drug or device payments recorded (2025) · (714) 832-2388
Dr. Lungmei Chou
Irvine, CA · No drug or device payments recorded (2025) · (949) 857-4268
Dr. Marianna Gabriel, RD CHES
Irvine, CA · No drug or device payments recorded (2025) · (949) 932-6734
Dr. Marlena Thorpe, RDN
Irvine, CA · No drug or device payments recorded (2025) · (585) 690-4948
Dr. Mary Cox, R.D.
Irvine, CA · No drug or device payments recorded (2025) · (949) 932-5000
Dr. Michelle Chiu, R.D.
Irvine, CA · No drug or device payments recorded (2025) · (626) 278-5583
Dr. Michelle Coppel, RD
Irvine, CA · No drug or device payments recorded (2025) · (949) 612-9090
Dr. Michelle Luhan-nordberg, MS,RD,CDN
Irvine, CA · No drug or device payments recorded (2025) · Telehealth · (949) 824-7000
Dr. Mojgan Ehtemam, R.D.
Irvine, CA · No drug or device payments recorded (2025) · (949) 857-4557
Dr. Mona Ibrahim
Irvine, CA · No drug or device payments recorded (2025) · (773) 627-4713
Dr. Nabeeha Khan, RDN
Irvine, CA · No drug or device payments recorded (2025) · (949) 892-9729
Dr. Natalia Ullrich, REGISTERED DIETITIAN
Irvine, CA · No drug or device payments recorded (2025) · Telehealth · (949) 824-4764
Dr. Negar Zakeri, M.S., R.D.
Irvine, CA · No drug or device payments recorded (2025) · (949) 545-8063
Dr. Nikki Solis, RDN
Irvine, CA · No drug or device payments recorded (2025) · (305) 343-5995
Dr. Olga Dona, REGISTERED DIETITIAN
Irvine, CA · No drug or device payments recorded (2025) · (949) 310-3808
Dr. Pari Mokhtari
Irvine, CA · No drug or device payments recorded (2025) · (385) 333-1139
Dr. Preeti Soni, RD, CDCES
Irvine, CA · No drug or device payments recorded (2025) · (309) 370-9931
Dr. Samantha Zucker, RD
Irvine, CA · No drug or device payments recorded (2025) · (856) 952-8779
Dr. Samy Elcott, RD
Irvine, CA · No drug or device payments recorded (2025) · (626) 487-8299
Dr. Sanam Tahan, RDN
Irvine, CA · No drug or device payments recorded (2025) · (949) 478-5242
Dr. Sangeeta Shrivastava, PHD, RDN
Irvine, CA · No drug or device payments recorded (2025) · Telehealth · (818) 770-6299
Dr. Sara Haddad Tabrizi, DRPH, RDN
Irvine, CA · No drug or device payments recorded (2025) · (909) 705-6281
Dr. Sarah Chen, REGISTERED DIETITIAN
Irvine, CA · No drug or device payments recorded (2025) · (949) 394-8668
Dr. Sasha Silver, RDN
Irvine, CA · No drug or device payments recorded (2025) · (775) 901-0743
Dr. Seila Buth, RD, RDN
Irvine, CA · No drug or device payments recorded (2025) · (209) 751-7874
Dr. Shane Braden, MS,RD,LD
Irvine, CA · No drug or device payments recorded (2025) · (870) 243-7176
Dr. Solene Limongi, RDN
Irvine, CA · No drug or device payments recorded (2025) · (949) 870-2454
Dr. Tara Miller, RD
Irvine, CA · No drug or device payments recorded (2025) · (949) 250-3737
Dr. Thomas Villarreal, RD
Irvine, CA · No drug or device payments recorded (2025) · (626) 429-0022
Dr. Tiffany Chaves
Irvine, CA · No drug or device payments recorded (2025) · (949) 636-5011
Dr. Tracy Mckelvey, RD
Irvine, CA · No drug or device payments recorded (2025) · (949) 824-8770
Dr. Victoria Magana Akers, RDN
Irvine, CA · No drug or device payments recorded (2025) · (714) 943-1335
Dr. Yi Min Teo, RD, CNSC
Irvine, CA · No drug or device payments recorded (2025) · (323) 207-0403
Dr. Yi Zhang, RD
Irvine, CA · No drug or device payments recorded (2025) · (310) 349-6278
Dr. Yu Chia Chung, RD
Irvine, CA · No drug or device payments recorded (2025) · (949) 252-0001
Dr. Eileen Vargas, RD
Irwindale, CA · No drug or device payments recorded (2025) · (888) 942-2229
Dr. Geralyn Da Silva
Jackson, CA · No drug or device payments recorded (2025) · (209) 257-2400
Dr. Kelly Sea, RD
Jackson, CA · No drug or device payments recorded (2025) · (209) 418-7243
Dr. Kim Vagt, MS, RD, CDE
Jackson, CA · No drug or device payments recorded (2025) · (209) 223-7430
Dr. Mary Vanfossan, RD
Jackson, CA · No drug or device payments recorded (2025) · (209) 257-7635
Dr. Maureen Mooney-michels, R.D., C.D.E.
Jackson, CA · No drug or device payments recorded (2025) · (209) 223-7448
Dr. Morgan Knittel, RD
Jackson, CA · No drug or device payments recorded (2025) · (209) 257-7515
Dr. Kara Mccracken, MS, RD
Jamul, CA · No drug or device payments recorded (2025) · (619) 776-5654
Dr. Karina Navarro, RDN
Jamul, CA · No drug or device payments recorded (2025) · (512) 693-7045
Dr. Benjamin Truncale, RD,RN
Joshua Tree, CA · No drug or device payments recorded (2025) · (760) 285-3773
Dr. Betty Geiger
Joshua Tree, CA · No drug or device payments recorded (2025) · (760) 366-3711
Dr. Mary Kelly, R.D.
Joshua Tree, CA · No drug or device payments recorded (2025) · (760) 366-8390
Dr. Ora Rhine, RD
Joshua Tree, CA · No drug or device payments recorded (2025) · (760) 366-6287

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.