HealthcareDiscovery.AI / Doctors / California / Antioch / Emergency Medicine

Emergency Medicine in Antioch, California

Data updated monthly · Last refresh September 2026

25 Emergency Medicine providers practice in Antioch, and 8% received drug or device company payments in 2025. Listings are drawn from federal public records and are not endorsements.

Emergency Medicine providers in Antioch

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. Aaron Cutshaw, MD
Antioch, CA · No drug or device payments recorded (2025) · (925) 813-6500
Dr. Ambreen Rahman, D.O.
Antioch, CA · No drug or device payments recorded (2025) · (510) 247-6436
Dr. Andre Baitoo, MD
Antioch, CA · No drug or device payments recorded (2025) · (925) 813-3695
Dr. Charlotte Hull, D.O.
Antioch, CA · No drug or device payments recorded (2025) · (925) 779-7200
Dr. Daniel Sonnier, MD
Antioch, CA · No drug or device payments recorded (2025) · (925) 779-5000
Dr. Duoc Nguyen, MD
Antioch, CA · No drug or device payments recorded (2025) · (925) 779-5000
Dr. Edward Yu, DO
Antioch, CA · No drug or device payments recorded (2025) · (925) 813-6880
Dr. Elyas Parsa, D.O.
Antioch, CA · No drug or device payments recorded (2025) · (925) 756-3499
Dr. Honora Considine Cortelyou, M.D.
Antioch, CA · No drug or device payments recorded (2025) · (925) 779-3522
Dr. Ivan Cavaliere, MD
Antioch, CA · No drug or device payments recorded (2025) · (925) 779-5000
Dr. James Shieh, M.D
Antioch, CA · No drug or device payments recorded (2025) · (925) 779-7273
Dr. Janet Young, M.D.
Antioch, CA · No drug or device payments recorded (2025) · (925) 779-7200
Dr. Kathleen Regacho, MD
Antioch, CA · No drug or device payments recorded (2025) · (925) 779-3522
Dr. Khanh Nguyen, M.D.
Antioch, CA · No drug or device payments recorded (2025) · (510) 350-2657
Dr. Mary Fitzsimons, M.D
Antioch, CA · No drug or device payments recorded (2025) · (925) 779-7273
Dr. Michael Seftchick
Antioch, CA · No drug or device payments recorded (2025) · (925) 822-2764
Dr. Patricio Chavez, M.D
Antioch, CA · No drug or device payments recorded (2025) · (925) 779-7273
Dr. Raj Dasari, MD
Antioch, CA · No drug or device payments recorded (2025) · (925) 779-5000
Dr. Russell Rodriguez, M.D
Antioch, CA · $142 in drug and device payments (2025) · (925) 779-7273
Dr. Sean Grammy, D.O.
Antioch, CA · No drug or device payments recorded (2025) · (925) 779-7200
Dr. Seth Thomas, M.D.
Antioch, CA · $54 in drug and device payments (2025) · Telehealth · (925) 779-7200
Dr. Susan Woodmansee, M.D
Antioch, CA · No drug or device payments recorded (2025) · (925) 779-7273
Dr. Thomas Schutz, MD
Antioch, CA · No drug or device payments recorded (2025) · (925) 779-7273
Dr. Thomas Sugarman, M.D
Antioch, CA · No drug or device payments recorded (2025) · (925) 779-7273
Dr. William Francis, MD
Antioch, CA · No drug or device payments recorded (2025) · (408) 627-4080

Common questions

How many Emergency Medicine providers are in Antioch, California?

There are 25 Emergency Medicine providers with active NPI records practicing in Antioch, according to federal NPPES data refreshed monthly.

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

2 of 25 (8%) 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 Antioch 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.