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Emergency Medicine in Los Angeles, California

Data updated monthly · Last refresh September 2026

630 Emergency Medicine providers practice in Los Angeles, and 15% received drug or device company payments in 2025. Listings are drawn from federal public records and are not endorsements.

Emergency Medicine providers in Los Angeles

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. Tzu-jen Tzao, M.D.
Los Angeles, CA · No drug or device payments recorded (2025) · (424) 338-8144
Dr. Ulises Garcia, M.D.
Los Angeles, CA · No drug or device payments recorded (2025) · (323) 226-6937
Dr. Val Warhaft, M.D.
Los Angeles, CA · No drug or device payments recorded (2025) · (323) 932-5105
Dr. Vanessa Kreger, M.D.
Los Angeles, CA · No drug or device payments recorded (2025) · (323) 226-7556
Dr. Vanessa Palomares, MD
Los Angeles, CA · $145 in drug and device payments (2025) · (213) 748-2411
Dr. Varsha Aravindabose, DO
Los Angeles, CA · No drug or device payments recorded (2025) · (323) 268-5000
Dr. Veronica Rosen, MD
Los Angeles, CA · No drug or device payments recorded (2025) · (915) 433-7373
Dr. Veronica Vasquez-montez, M.D.
Los Angeles, CA · No drug or device payments recorded (2025) · (213) 977-2121
Dr. Vicky Nguyen, M.D.
Los Angeles, CA · No drug or device payments recorded (2025) · (310) 794-0585
Dr. Vincent Bennett, MD
Los Angeles, CA · No drug or device payments recorded (2025) · Telehealth · (323) 913-4892
Dr. Vinit Madhvani, M.D.
Los Angeles, CA · No drug or device payments recorded (2025) · (323) 932-5101
Dr. Walter Bush, M.D.
Los Angeles, CA · No drug or device payments recorded (2025) · (323) 932-5105
Dr. Wendy Lin, M.D.
Los Angeles, CA · No drug or device payments recorded (2025) · (310) 423-8780
Dr. Wendy Ruggeri, M.D.
Los Angeles, CA · No drug or device payments recorded (2025) · (310) 980-4137
Dr. Wesley Gaschler, M.D.
Los Angeles, CA · No drug or device payments recorded (2025) · (310) 794-0585
Dr. Whitney Johnson, M.D.
Los Angeles, CA · No drug or device payments recorded (2025) · (213) 977-2121
Dr. William Armstrong, MD
Los Angeles, CA · $45 in drug and device payments (2025) · (213) 748-2411
Dr. William Lattos, M.D.
Los Angeles, CA · No drug or device payments recorded (2025) · (213) 742-1013
Dr. William Scheving, MD
Los Angeles, CA · No drug or device payments recorded (2025) · (310) 794-0785
Dr. Won Ki Chae, MD
Los Angeles, CA · No drug or device payments recorded (2025) · (213) 977-2121
Dr. Woo Suk Hong, MD
Los Angeles, CA · $10 in drug and device payments (2025) · (310) 794-0785
Dr. Yaser Khilfeh, MD
Los Angeles, CA · No drug or device payments recorded (2025) · (323) 268-5514
Dr. Yian Cheng, M.D.
Los Angeles, CA · No drug or device payments recorded (2025) · (323) 226-3978
Dr. Yun Choi, M.D.
Los Angeles, CA · No drug or device payments recorded (2025) · (323) 226-6667
Dr. Yunfai Ng, MD
Los Angeles, CA · No drug or device payments recorded (2025) · (213) 748-2411
Dr. Zabiullah Nessary, PA
Los Angeles, CA · $43 in drug and device payments (2025) · (323) 932-5105
Dr. Zachary Reichert, MD
Los Angeles, CA · No drug or device payments recorded (2025) · (269) 313-2022
Dr. Zachary Wilson, MD
Los Angeles, CA · No drug or device payments recorded (2025) · (323) 857-3161
Dr. Zahir Basrai, M.D.
Los Angeles, CA · No drug or device payments recorded (2025) · (103) 478-3711
Dr. Zainab Ahmed
Los Angeles, CA · No drug or device payments recorded (2025) · (310) 825-9111

Common questions

How many Emergency Medicine providers are in Los Angeles, California?

There are 630 Emergency Medicine providers with active NPI records practicing in Los Angeles, according to federal NPPES data refreshed monthly.

How many Emergency Medicine providers in Los Angeles received drug or device company payments?

94 of 630 (15%) 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 Los Angeles Emergency Medicine 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.