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Trauma Surgery in Orange, California

Data updated monthly · Last refresh September 2026

16 Trauma Surgery providers practice in Orange. Listings are drawn from federal public records and are not endorsements.

Trauma Surgery 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. Allen Kong, MD
Orange, CA · No drug or device payments recorded (2025) · (714) 880-7812
Dr. Alliya Qazi, M.D.
Orange, CA · No drug or device payments recorded (2025) · (714) 456-7890
Dr. Cristobal Barrios, MD
Orange, CA · No drug or device payments recorded (2025) · (714) 456-8068
Dr. Dennis Zheng, MD
Orange, CA · No drug or device payments recorded (2025) · (714) 456-7890
Dr. Evan Valle, M.D.
Orange, CA · No drug or device payments recorded (2025) · (714) 456-7002
Dr. Isabel Clark, M.D.
Orange, CA · No drug or device payments recorded (2025) · (714) 456-7890
Dr. Jacob Kirkorowicz, MD, MSC
Orange, CA · $1,000 in drug and device payments (2025) · (714) 509-2742
Dr. James Jeng, MD
Orange, CA · $88 in drug and device payments (2025) · (714) 880-7812
Dr. Jeffry Nahmias, M.D.
Orange, CA · No drug or device payments recorded (2025) · (714) 456-2986
Dr. Lourdes Swentek, MD
Orange, CA · No drug or device payments recorded (2025) · (714) 456-5840
Dr. Sebastian Schubl, M.D.
Orange, CA · $95,802 in drug and device payments (2025) · (714) 880-7812
Dr. Sigrid Burruss, M.D.
Orange, CA · $7,972 in drug and device payments (2025) · (714) 880-7812
Dr. Syed Saquib, MD
Orange, CA · $83 in drug and device payments (2025) · (714) 456-8888
Dr. Theresa Chin, M.D.
Orange, CA · $296 in drug and device payments (2025) · (714) 509-2413
Dr. Uma Bagga, M.D.
Orange, CA · No drug or device payments recorded (2025) · (714) 456-8888
Dr. Victor Joe, MD
Orange, CA · No drug or device payments recorded (2025) · (714) 880-7812

Common questions

How many Trauma Surgery providers are in Orange, California?

There are 16 Trauma Surgery providers with active NPI records practicing in Orange, according to federal NPPES data refreshed monthly.

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 Trauma Surgery across California

Try a city like Tucson, a zip like 85016, or a specialty like psychiatry. For a doctor by name, use the full search.
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.