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Emergency Medicine in Fountain Valley, California

Data updated monthly · Last refresh September 2026

14 Emergency Medicine providers practice in Fountain Valley. Listings are drawn from federal public records and are not endorsements.

Emergency Medicine providers in Fountain Valley

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. Craig Farmer, M.D.
Fountain Valley, CA · No drug or device payments recorded (2025) · (714) 966-7200
Dr. David De Haas, M.D.
Fountain Valley, CA · No drug or device payments recorded (2025) · (714) 378-7535
Dr. David Moss, MD
Fountain Valley, CA · No drug or device payments recorded (2025) · Telehealth · (714) 966-7200
Dr. Douglas Anderson, MD
Fountain Valley, CA · $30 in drug and device payments (2025) · (714) 966-7200
Dr. Douglas Dennis, M.D.
Fountain Valley, CA · $64 in drug and device payments (2025) · (714) 378-7535
Dr. Eric Nelson, MD
Fountain Valley, CA · No drug or device payments recorded (2025) · (714) 966-7200
Dr. John Yee, M.D.
Fountain Valley, CA · $143 in drug and device payments (2025) · (714) 378-7535
Dr. Peter Anderson, MD
Fountain Valley, CA · No drug or device payments recorded (2025) · (714) 966-7200
Dr. Robert Cockrell, MD
Fountain Valley, CA · No drug or device payments recorded (2025) · (714) 966-7200
Dr. Ronald Hitzfield, M.D.
Fountain Valley, CA · No drug or device payments recorded (2025) · (714) 378-7535
Dr. Stephen Morenz, MD
Fountain Valley, CA · No drug or device payments recorded (2025) · (714) 966-7200
Dr. Theresa Maestas, MD
Fountain Valley, CA · No drug or device payments recorded (2025) · (714) 966-7200
Dr. Thomas Lebby, MD
Fountain Valley, CA · No drug or device payments recorded (2025) · (714) 966-7200
Dr. Wing Quon, M.D.
Fountain Valley, CA · No drug or device payments recorded (2025) · (714) 378-7535

Common questions

How many Emergency Medicine providers are in Fountain Valley, California?

There are 14 Emergency Medicine providers with active NPI records practicing in Fountain Valley, 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 Fountain Valley Emergency Medicine across California

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.