Pediatric Surgeons in California
Data updated monthly · Last refresh October 2026
142 Pediatric Surgery providers practice in California. The largest concentration is in Los Angeles. 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.
142providers
Los Angelestop city
Pediatric Surgery by city in California
Choose a city to see providers there.
Where Pediatric Surgeons in California practice
From CMS Medicare enrollment records covering 26 of the 142 providers listed here (18%). Providers who do not bill Medicare are not included in these figures.
Largest practice groups
| Group (as registered with Medicare) | Pediatric Surgeons | All clinicians in group | Main city |
| Childrens Hospital Los Angeles Medical Group Inc. | 5 | 288 | Los Angeles |
| Lpch Medical Group Div of Lucile | 4 | 332 | Palo Alto |
| Rady Children's Hospital San Diego | 3 | 164 | San Diego |
| Childrens Hospital of Orange County | 3 | 70 | Orange |
| Sutter Valley Medical Foundation | 2 | 2,473 | Jackson |
Hospitals where they hold privileges
| Hospital | City | Ownership | CMS star rating | Pediatric Surgeons affiliated |
| Children's Hosp of Los Angeles | Los Angeles | Nonprofit | Not rated | 2 |
Sources: CMS Doctors and Clinicians (August 2026) and Facility Affiliation files (August 2026); hospital ownership type and overall star rating from CMS Hospital General Information (July 2026). A clinician in several groups is counted once, in the largest group they bill through. Ownership type is what the hospital reports to CMS; it does not show private equity or other investor ownership. How we build this directory.
Pediatric Surgery 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. Bruce Hanson, MDArroyo Grande, CA · No drug or device payments recorded (2025) ·
(805) 481-7257 Dr. Claudia Emami, M.D.Beverly Hills, CA · No drug or device payments recorded (2025) ·
(310) 598-7738 Dr. Steve Chen, M.D.Beverly Hills, CA · $398 in drug and device payments (2025) ·
(310) 598-7738 Dr. Fombe Ndiforchu, M.D.Carson, CA · No drug or device payments recorded (2025) ·
(310) 516-0742 Dr. Hansen Wang, MDFontana, CA · No drug or device payments recorded (2025) ·
(909) 427-3910 Dr. David Hodge, M.D.Fresno, CA · No drug or device payments recorded (2025) ·
(559) 440-9740 Dr. Karen Cartwright, M.D.Fresno, CA · No drug or device payments recorded (2025) ·
(559) 285-1131 Dr. Ali Mejaddam, M.D.Loma Linda, CA · No drug or device payments recorded (2025) ·
(909) 558-8000 Dr. Andrei Radulescu, M.D.,PH.D.Loma Linda, CA · No drug or device payments recorded (2025) ·
(614) 432-3145 Dr. Benjamin Farber, M.D.Loma Linda, CA · No drug or device payments recorded (2025) ·
(909) 558-4619 Dr. Edward Tagge, MDLoma Linda, CA · No drug or device payments recorded (2025) ·
(909) 558-2282 Dr. Alexandra Moulton, MDLos Angeles, CA · $89 in drug and device payments (2025) ·
(323) 660-2450 Dr. Amy Roach, MDLos Angeles, CA · $301 in drug and device payments (2025) ·
(323) 660-2450 Dr. Arash Safavi, M.DLos Angeles, CA · No drug or device payments recorded (2025) ·
(323) 361-7097 Dr. Ashley Walther, M.D.Los Angeles, CA · No drug or device payments recorded (2025) ·
(323) 361-5541 Dr. Cathy Shin, MDLos Angeles, CA · $128 in drug and device payments (2025) ·
(323) 361-2322 Dr. Christian Mcevoy, MD, MPHLos Angeles, CA · No drug or device payments recorded (2025) ·
(310) 825-5904 Dr. Christopher Gayer, M.D.Los Angeles, CA · No drug or device payments recorded (2025) ·
(323) 361-7097 Dr. David Bliss, MDLos Angeles, CA · No drug or device payments recorded (2025) ·
(323) 361-2276 Dr. Dean Anselmo, MDLos Angeles, CA · $36 in drug and device payments (2025) ·
(323) 660-2450 Dr. Donald Lucas, M.D.Los Angeles, CA · $1,057 in drug and device payments (2025) ·
(310) 206-2429 Dr. Eugene Kim, M.D.Los Angeles, CA · No drug or device payments recorded (2025) ·
(323) 361-2322 Dr. Eveline Shue, M.D.Los Angeles, CA · No drug or device payments recorded (2025) ·
(323) 660-2450 Dr. George Wilkinson Jr., MDLos Angeles, CA · No drug or device payments recorded (2025) ·
(323) 857-2000 Dr. G. Mahour, MDLos Angeles, CA · No drug or device payments recorded (2025) ·
(323) 669-2322 Dr. Grace Nicksa, M.D.Los Angeles, CA · $1,150 in drug and device payments (2025) ·
(310) 206-2429 Dr. Herbert Virgin-downey, MD, MBALos Angeles, CA · No drug or device payments recorded (2025) ·
(314) 740-3990 Dr. Howard Jen, M.D.Los Angeles, CA · No drug or device payments recorded (2025) ·
(310) 206-2429 Dr. James Stein, MDLos Angeles, CA · No drug or device payments recorded (2025) ·
(323) 361-2322 Dr. Justin Wagner, M.D.Los Angeles, CA · No drug or device payments recorded (2025) ·
(310) 206-2429 Dr. Lorraine Kelley-quon, M.D.Los Angeles, CA · No drug or device payments recorded (2025) ·
(323) 660-2450 Dr. Michael WilkinsonLos Angeles, CA · No drug or device payments recorded (2025) ·
(323) 660-2450 Dr. Nam Nguyen, MDLos Angeles, CA · No drug or device payments recorded (2025) ·
(323) 361-2322 Dr. Roman Sydorak, M.D.Los Angeles, CA · No drug or device payments recorded (2025) ·
(323) 783-7507 Dr. Serena Zheng, MDLos Angeles, CA · $137 in drug and device payments (2025) ·
(323) 660-2450 Dr. Shin Miyata, M.D.Los Angeles, CA · No drug or device payments recorded (2025) ·
(323) 361-3550 Dr. Stanley Lau, M.D.Los Angeles, CA · No drug or device payments recorded (2025) ·
(323) 783-4903 Dr. Taylor Wurdeman, MD, MPHLos Angeles, CA · No drug or device payments recorded (2025) ·
(323) 660-2450 Dr. Tracy Grikscheit, M.D.Los Angeles, CA · No drug or device payments recorded (2025) ·
(323) 669-2322 Dr. Veronica Sullins, MDLos Angeles, CA · No drug or device payments recorded (2025) ·
(310) 206-2429 Dr. Catherine K. Beaumier, M.D.Madera, CA · No drug or device payments recorded (2025) ·
(559) 353-7290 Dr. Krista LaiMadera, CA · No drug or device payments recorded (2025) ·
(559) 353-7290 Dr. Shannon Castle, M.D.Madera, CA · No drug or device payments recorded (2025) ·
(559) 353-5700 Dr. Mubina Isani, MDMoreno Valley, CA · $63 in drug and device payments (2025) ·
(951) 486-4000 Dr. Christopher Newton, MD Dr. James Betts, M.D.Oakland, CA · No drug or device payments recorded (2025) ·
(510) 547-1600 Dr. Olajire Idowu, M.D.Oakland, CA · $1,099 in drug and device payments (2025) ·
(510) 547-1600 Dr. Patte Bishop, M.D.Oakland, CA · No drug or device payments recorded (2025) ·
(510) 547-3521 Common questions
How many Pediatric Surgery providers are in California?There are 142 Pediatric Surgery providers with active NPI records practicing in California, according to federal NPPES data refreshed monthly.
Which cities in California have the most Pediatric Surgery providers?Los Angeles (29), Palo Alto (17), San Diego (16) have the highest concentration of Pediatric Surgery providers in California.
How many Pediatric Surgery providers in California received drug or device company payments?43 of 142 Pediatric Surgery providers in California (30%) 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 Pediatric Surgeons in California work at?According to CMS facility affiliation records, the California hospitals where the most Pediatric Surgeons hold privileges are Children's Hosp of Los Angeles in Los Angeles.
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