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Emergency Medicine in Oceanside, California

Data updated monthly · Last refresh September 2026

52 Emergency Medicine providers practice in Oceanside, and 10% received drug or device company payments in 2025. Listings are drawn from federal public records and are not endorsements.

Emergency Medicine providers in Oceanside

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. Ariana Dillman, M.D.
Oceanside, CA · No drug or device payments recorded (2025) · (760) 439-1963
Dr. Aron Munson, MD, MPH
Oceanside, CA · No drug or device payments recorded (2025) · (760) 724-8411
Dr. Austin Kinney, M.D.
Oceanside, CA · No drug or device payments recorded (2025) · (760) 404-5630
Dr. Bismark Oh, MD
Oceanside, CA · No drug or device payments recorded (2025) · (760) 439-1963
Dr. Brendon Gelford
Oceanside, CA · No drug or device payments recorded (2025) · (760) 622-3722
Dr. Cary Mells, M.D.
Oceanside, CA · $23 in drug and device payments (2025) · (760) 940-3505
Dr. Chad Baasen, M.D.
Oceanside, CA · No drug or device payments recorded (2025) · (760) 719-3337
Dr. Chad Bernhardt, MD
Oceanside, CA · No drug or device payments recorded (2025) · (760) 439-1963
Dr. Corry Mcdonald, MD
Oceanside, CA · No drug or device payments recorded (2025) · (910) 319-9835
Dr. Darin Garner, M.D.
Oceanside, CA · No drug or device payments recorded (2025) · (760) 439-1963
Dr. David Pregerson, M.D.
Oceanside, CA · $120 in drug and device payments (2025) · (760) 940-3505
Dr. David Tanen, M.D.
Oceanside, CA · No drug or device payments recorded (2025) · (760) 940-3808
Dr. Dorothy Brown, M.D.
Oceanside, CA · No drug or device payments recorded (2025) · (760) 940-3505
Dr. Edward Rotunda, M.D.
Oceanside, CA · No drug or device payments recorded (2025) · (760) 940-3808
Dr. Garrick Stride, MD
Oceanside, CA · No drug or device payments recorded (2025) · (760) 452-3376
Dr. Gene Ma, M.D.
Oceanside, CA · $159 in drug and device payments (2025) · (760) 439-1963
Dr. Gordon Appelbaum, M.D.
Oceanside, CA · No drug or device payments recorded (2025) · (760) 216-6253
Dr. Jaclyn Gell, DO
Oceanside, CA · No drug or device payments recorded (2025) · (760) 704-5630
Dr. Jocelyn Young, MD
Oceanside, CA · No drug or device payments recorded (2025) · (317) 294-5998
Dr. John Bushong, M.D.
Oceanside, CA · No drug or device payments recorded (2025) · (760) 940-3505
Dr. Jorge Ontiveros-ramirez, MD
Oceanside, CA · No drug or device payments recorded (2025) · (760) 724-8411
Dr. Joshua Kuhn, M.D.
Oceanside, CA · No drug or device payments recorded (2025) · (706) 631-2560
Dr. Juan Zorrilla, M.D.
Oceanside, CA · No drug or device payments recorded (2025) · (760) 940-3505
Dr. Judd Glasser, M.D.
Oceanside, CA · No drug or device payments recorded (2025) · (760) 940-3505
Dr. Matthew Von Zimmerman, DO
Oceanside, CA · No drug or device payments recorded (2025) · (760) 725-1288
Dr. Melanie Pollack, DO
Oceanside, CA · No drug or device payments recorded (2025) · (760) 940-3707
Dr. Michael Alaynick, M.D.
Oceanside, CA · No drug or device payments recorded (2025) · (760) 940-3808
Dr. Michael Forman, M.D.
Oceanside, CA · No drug or device payments recorded (2025) · (760) 940-3505
Dr. Michael Green, M.D.
Oceanside, CA · $23 in drug and device payments (2025) · (760) 719-3429
Dr. Michelle Voigt, M.D.
Oceanside, CA · No drug or device payments recorded (2025) · (760) 940-3505
Dr. Nathan Zundel, M.D.
Oceanside, CA · No drug or device payments recorded (2025) · (760) 725-1288
Dr. Neil Tomaneng, M.D.
Oceanside, CA · No drug or device payments recorded (2025) · (760) 940-3808
Dr. Nicole Zawada, MD
Oceanside, CA · No drug or device payments recorded (2025) · (760) 724-8411
Dr. Pengta Chiang, M.D.
Oceanside, CA · No drug or device payments recorded (2025) · (760) 439-1963
Dr. Randall Browning, M.D.
Oceanside, CA · No drug or device payments recorded (2025) · (760) 940-3505
Dr. Reid Conant, M.D.
Oceanside, CA · No drug or device payments recorded (2025) · (760) 940-3505
Dr. Rica Bonomo, M.D.
Oceanside, CA · No drug or device payments recorded (2025) · (760) 724-8411
Dr. Robert Bei, M.D.
Oceanside, CA · No drug or device payments recorded (2025) · (760) 940-3808
Dr. Robert Patel, M.D.
Oceanside, CA · No drug or device payments recorded (2025) · (760) 940-3808
Dr. Ryan Smith, DO
Oceanside, CA · No drug or device payments recorded (2025) · (760) 439-1963
Dr. Sean Nardi, D.O.
Oceanside, CA · No drug or device payments recorded (2025) · (760) 725-4357
Dr. Stephen Karas, M.D.
Oceanside, CA · $129 in drug and device payments (2025) · (760) 940-3505
Dr. Stephen Thomas, MD
Oceanside, CA · No drug or device payments recorded (2025) · (619) 865-1724
Dr. Steven Gabriel, M.D.
Oceanside, CA · No drug or device payments recorded (2025) · (760) 940-3505
Dr. Thomas Allen, M.D.
Oceanside, CA · No drug or device payments recorded (2025) · (760) 719-3365
Dr. Thomas Webster, M.D.
Oceanside, CA · No drug or device payments recorded (2025) · (760) 940-3505
Dr. Tina Edwards, MD
Oceanside, CA · No drug or device payments recorded (2025) · (760) 425-4466
Dr. Todd Ruttenberg, D.O.
Oceanside, CA · No drug or device payments recorded (2025) · (760) 724-8411
Dr. Todd Zaayer, M.D.
Oceanside, CA · No drug or device payments recorded (2025) · (760) 940-3505
Dr. Tuan Nguyen, M.D.
Oceanside, CA · No drug or device payments recorded (2025) · (760) 940-3808

Common questions

How many Emergency Medicine providers are in Oceanside, California?

There are 52 Emergency Medicine providers with active NPI records practicing in Oceanside, according to federal NPPES data refreshed monthly.

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

5 of 52 (10%) 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 Oceanside 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.