Emergency Medicine in Riverside, California
Data updated monthly · Last refresh September 2026
104 Emergency Medicine providers practice in Riverside, and 16% received drug or device company payments in 2025. Listings are drawn from federal public records and are not endorsements.
Emergency Medicine providers in Riverside
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. Abe VeppumtharaRiverside, CA · No drug or device payments recorded (2025) ·
(951) 353-3558 Dr. Adrian Agudelo, MDRiverside, CA · No drug or device payments recorded (2025) ·
(951) 788-3537 Dr. Amal AsgharRiverside, CA · No drug or device payments recorded (2025) ·
(951) 788-3000 Dr. Ashwin SharmaRiverside, CA · No drug or device payments recorded (2025) ·
(951) 205-3340 Dr. Barbara Blasko, MDRiverside, CA · No drug or device payments recorded (2025) ·
(909) 353-2000 Dr. Bella KochuveliRiverside, CA · No drug or device payments recorded (2025) ·
(951) 353-3790 Dr. Benjamen Schoenberg, MDRiverside, CA · No drug or device payments recorded (2025) ·
(951) 788-3537 Dr. Bo Gustafsson, M.D.Riverside, CA · No drug or device payments recorded (2025) ·
(951) 788-3000 Dr. Brennan ChangRiverside, CA · No drug or device payments recorded (2025) ·
(951) 788-3000 Dr. Bret Kilker, M.D.Riverside, CA · No drug or device payments recorded (2025) ·
(951) 353-2000 Dr. Brian Henry SangalangRiverside, CA · No drug or device payments recorded (2025) ·
(951) 827-4568 Dr. Brianna ThiessenRiverside, CA · No drug or device payments recorded (2025) ·
(833) 574-2273 Dr. Brian Shin, PHYSICIAN ASSISTANTRiverside, CA · $33 in drug and device payments (2025) ·
(951) 214-0212 Dr. Bruce Kim, MDRiverside, CA · No drug or device payments recorded (2025) ·
(909) 353-2000 Dr. Cathy DongRiverside, CA · No drug or device payments recorded (2025) ·
(801) 671-8901 Dr. Chad Clark, M.D.Riverside, CA · $64 in drug and device payments (2025) ·
(951) 352-5666 Dr. Charles Walters, MDRiverside, CA · No drug or device payments recorded (2025) ·
(909) 353-2000 Dr. Chloe Summerland, MDRiverside, CA · No drug or device payments recorded (2025) ·
(951) 788-3124 Dr. Christine BlackRiverside, CA · No drug or device payments recorded (2025) ·
(951) 788-3000 Dr. Curtis Knight, M.D.Riverside, CA · No drug or device payments recorded (2025) ·
(951) 788-3000 Dr. Daniel Chang, M.D.Riverside, CA · $36 in drug and device payments (2025) ·
(951) 696-6161 Dr. Daniel Ng, MDRiverside, CA · No drug or device payments recorded (2025) ·
(510) 437-4800 Dr. David Wooding, MDRiverside, CA · No drug or device payments recorded (2025) ·
(909) 353-2000 Dr. Desiree PasillasRiverside, CA · No drug or device payments recorded (2025) ·
(951) 345-2142 Dr. Devan PandyaRiverside, CA · No drug or device payments recorded (2025) ·
(951) 788-3000 Dr. Diane Kuniyoshi, MDRiverside, CA · No drug or device payments recorded (2025) ·
(909) 353-2000 Dr. Doug Williamson, MDRiverside, CA · No drug or device payments recorded (2025) ·
(909) 353-2000 Dr. Edward Magee, MD, MPHRiverside, CA · No drug or device payments recorded (2025) ·
(951) 788-3297 Dr. Elvia Orrillo, M.D.Riverside, CA · No drug or device payments recorded (2025) ·
(951) 352-5666 Dr. Emerald RaneyRiverside, CA · No drug or device payments recorded (2025) ·
(951) 788-3537 Dr. Eric Frykman, M.D.Riverside, CA · $449 in drug and device payments (2025) · Telehealth ·
(951) 782-3715 Dr. Ernest Woodhouse, M.D.Riverside, CA · No drug or device payments recorded (2025) ·
(951) 788-3200 Dr. Erwin KongRiverside, CA · No drug or device payments recorded (2025) ·
(510) 304-6700 Dr. Eugene Chan, M.D.Riverside, CA · No drug or device payments recorded (2025) ·
(951) 788-3000 Dr. Faheem Jukaku, MDRiverside, CA · No drug or device payments recorded (2025) ·
(951) 358-6035 Dr. Franklin Gbenedio, DORiverside, CA · No drug or device payments recorded (2025) ·
(909) 353-2000 Dr. Gerald Ngo, MDRiverside, CA · $28 in drug and device payments (2025) ·
(951) 352-5666 Dr. Gerardo GuerraRiverside, CA · $21 in drug and device payments (2025) ·
(562) 458-4035 Dr. Humberto Silva, M.D.Riverside, CA · No drug or device payments recorded (2025) ·
(951) 352-5666 Dr. Igor KrivitskiyRiverside, CA · No drug or device payments recorded (2025) ·
(951) 788-3000 Dr. Imran Faruqi, M.DRiverside, CA · No drug or device payments recorded (2025) ·
(951) 353-2000 Dr. James Kim, M.DRiverside, CA · $62 in drug and device payments (2025) ·
(909) 788-3000 Dr. Jason An, M.D.Riverside, CA · No drug or device payments recorded (2025) ·
(951) 684-3910 Dr. Jeffrey HuRiverside, CA · No drug or device payments recorded (2025) ·
(408) 315-3901 Dr. Jessica Truong, MDRiverside, CA · No drug or device payments recorded (2025) ·
(951) 788-3536 Dr. John AbedRiverside, CA · $362 in drug and device payments (2025) ·
(310) 200-7199 Dr. John Christian Costumbrado, M.D.Riverside, CA · No drug or device payments recorded (2025) ·
(951) 788-3000 Dr. John Moubarek, MDRiverside, CA · No drug or device payments recorded (2025) ·
(951) 788-3537 Dr. John Osborne, M.DRiverside, CA · No drug or device payments recorded (2025) ·
(909) 788-3000 Dr. Joseph Fargusson, M.D.Riverside, CA · No drug or device payments recorded (2025) ·
(951) 788-3000 Common questions
How many Emergency Medicine providers are in Riverside, California?There are 104 Emergency Medicine providers with active NPI records practicing in Riverside, according to federal NPPES data refreshed monthly.
How many Emergency Medicine providers in Riverside received drug or device company payments?17 of 104 (16%) 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 Riverside Emergency Medicine across California