Registered Dietitian in Orange, California
Data updated monthly · Last refresh September 2026
45 Registered Dietitian providers practice in Orange, and 0% received drug or device company payments in 2025. Listings are drawn from federal public records and are not endorsements.
Registered Dietitian providers in Orange
Listed alphabetically. 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. Adriana Assenti, RDOrange, CA · No drug or device payments recorded (2025) ·
(714) 583-6810 Dr. Alexandra Razo, RDNOrange, CA · No drug or device payments recorded (2025) ·
(714) 412-0631 Dr. Allison Garcia, RDOrange, CA · No drug or device payments recorded (2025) ·
(951) 743-3656 Dr. Amanda Brown, RDOrange, CA · No drug or device payments recorded (2025) ·
(714) 456-7333 Dr. Amber Isenhart, MS, RDOrange, CA · No drug or device payments recorded (2025) ·
(714) 456-2265 Dr. Ana Sandoval, RDNOrange, CA · No drug or device payments recorded (2025) ·
(714) 400-1403 Dr. Anh Nguyen, RDOrange, CA · No drug or device payments recorded (2025) ·
(714) 246-8400 Dr. Bridget BerganOrange, CA · No drug or device payments recorded (2025) ·
(714) 509-4559 Dr. Candice Dreyer, RDOrange, CA · No drug or device payments recorded (2025) ·
(714) 633-0011 Dr. Chelsea Dishong, RD, CDCESOrange, CA · No drug or device payments recorded (2025) ·
(714) 456-7890 Dr. Christine Cortez, R.D.Orange, CA · No drug or device payments recorded (2025) ·
(714) 628-3242 Dr. Christine Pham, R.D.Orange, CA · No drug or device payments recorded (2025) ·
(808) 371-3738 Dr. Claudia Ocampo, REGISTERED DIETITIANOrange, CA · No drug or device payments recorded (2025) ·
(562) 965-2891 Dr. Colleen Trupkin, MPH, RDOrange, CA · No drug or device payments recorded (2025) ·
(714) 509-8247 Dr. Conralyn Cabalbag, MS, RD, CSROrange, CA · No drug or device payments recorded (2025) ·
(714) 285-9675 Dr. Diann Pedregon, RDOrange, CA · No drug or device payments recorded (2025) ·
(714) 748-2731 Dr. Elena Metchikoff, R.D.Orange, CA · No drug or device payments recorded (2025) ·
(714) 456-5539 Dr. Elizabeth Capps, RDNOrange, CA · No drug or device payments recorded (2025) ·
(714) 496-6220 Dr. Elyse Skelton, RDOrange, CA · No drug or device payments recorded (2025) ·
(661) 992-6382 Dr. Emily Lin, R.D.Orange, CA · No drug or device payments recorded (2025) ·
(714) 456-7890 Dr. Frances O'neil- HoppeOrange, CA · No drug or device payments recorded (2025) ·
(714) 633-1011 Dr. Harkiran Boparai, R.D.Orange, CA · No drug or device payments recorded (2025) · Telehealth ·
(714) 456-8888 Dr. Helen LyOrange, CA · No drug or device payments recorded (2025) ·
(714) 837-1780 Dr. Janelle SanchezOrange, CA · No drug or device payments recorded (2025) ·
(714) 509-3360 Dr. Janice Pianalto, R.D.Orange, CA · No drug or device payments recorded (2025) ·
(714) 456-5539 Dr. Jennifer Fix, MPH, RDOrange, CA · No drug or device payments recorded (2025) ·
(714) 456-7584 Dr. Jennifer Kim, RDOrange, CA · No drug or device payments recorded (2025) ·
(714) 509-4885 Dr. Jie Yang, RDOrange, CA · No drug or device payments recorded (2025) ·
(714) 456-7584 Dr. Juana Chodakauskas, REGISTERED DIETITIANOrange, CA · No drug or device payments recorded (2025) ·
(714) 748-2714 Dr. Katherine Sarbu, RDOrange, CA · No drug or device payments recorded (2025) ·
(714) 456-5539 Dr. Katie Cheng, RDOrange, CA · No drug or device payments recorded (2025) ·
(714) 456-7890 Dr. Keri Pini, RDOrange, CA · No drug or device payments recorded (2025) ·
(570) 801-1679 Dr. Kirstyn Saenz, R.D.Orange, CA · No drug or device payments recorded (2025) ·
(714) 633-9111 Dr. Mai LamOrange, CA · No drug or device payments recorded (2025) ·
(714) 997-3000 Dr. Mary Christian, M.A., R.D., C.D.E.Orange, CA · No drug or device payments recorded (2025) ·
(714) 456-8068 Dr. Nilima Desai, MPH, RDOrange, CA · No drug or device payments recorded (2025) ·
(770) 365-6900 Dr. Olivia Ostunio, RDNOrange, CA · No drug or device payments recorded (2025) ·
(714) 456-6684 Dr. Rima KandalaftOrange, CA · No drug or device payments recorded (2025) ·
(714) 509-8487 Dr. Sarah QuonOrange, CA · No drug or device payments recorded (2025) ·
(714) 509-3652 Dr. Sarah Walker, RDN, LDOrange, CA · No drug or device payments recorded (2025) ·
(714) 456-7584 Dr. Sharon Kunz, R.D.Orange, CA · No drug or device payments recorded (2025) ·
(714) 456-5539 Dr. Taylor Rickrode, R.D.Orange, CA · No drug or device payments recorded (2025) ·
(805) 264-2455 Dr. Varith Yimlamai, R.D.Orange, CA · No drug or device payments recorded (2025) ·
(714) 376-1860 Dr. Viviana Yon, MS, RDOrange, CA · No drug or device payments recorded (2025) ·
(833) 574-2273 Dr. Yuk-kei Chan, RD, CDEOrange, CA · No drug or device payments recorded (2025) ·
(714) 748-2708 Common questions
How many Registered Dietitian providers are in Orange, California?There are 45 Registered Dietitian providers with active NPI records practicing in Orange, according to federal NPPES data refreshed monthly.
How many Registered Dietitian providers in Orange received drug or device company payments?0 of 45 (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 records 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.
All specialties in Orange Registered Dietitian across California