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Emergency Medical Services (Emergency Medicine) in San Antonio, Texas

Data updated monthly · Last refresh September 2026

19 Emergency Medical Services (Emergency Medicine) providers practice in San Antonio. Listings are drawn from federal public records and are not endorsements.

Emergency Medical Services (Emergency Medicine) providers in San Antonio

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. Anthony Martinez, MD
San Antonio, TX · No drug or device payments recorded (2025) · (210) 297-7000
Dr. David Roberts, M.D.
San Antonio, TX · No drug or device payments recorded (2025) · (210) 614-0180
Dr. Gracia Ramirez, MD
San Antonio, TX · No drug or device payments recorded (2025) · (210) 614-0180
Dr. John Smith, MD
San Antonio, TX · No drug or device payments recorded (2025) · (210) 614-0180
Dr. John Tully, M.D.
San Antonio, TX · $108 in drug and device payments (2025) · (210) 614-0180
Dr. Joseph Mcdaniel, MD
San Antonio, TX · No drug or device payments recorded (2025) · (210) 297-7000
Dr. Le-my Peterson, RN
San Antonio, TX · No drug or device payments recorded (2025) · (210) 387-6384
Dr. Mario Fernandez, M.D.
San Antonio, TX · $40 in drug and device payments (2025) · (210) 703-8501
Dr. Mark Ogden, DO
San Antonio, TX · No drug or device payments recorded (2025) · (210) 614-0180
Dr. Nicholas Studer, MD
San Antonio, TX · No drug or device payments recorded (2025) · (210) 297-2000
Dr. Oscar Martinez, MD
San Antonio, TX · No drug or device payments recorded (2025) · (210) 960-6998
Dr. Riamohiko Fonseca, REGISTERED NURSE
San Antonio, TX · No drug or device payments recorded (2025) · (210) 617-5300
Dr. Richard Holt, D.O.
San Antonio, TX · No drug or device payments recorded (2025) · (210) 614-0180
Dr. Robert Gonzalez, M.D.
San Antonio, TX · No drug or device payments recorded (2025) · (210) 297-7000
Dr. Sean Wang, MD
San Antonio, TX · No drug or device payments recorded (2025) · (210) 567-5176
Dr. Ted Switzer, M.D.
San Antonio, TX · No drug or device payments recorded (2025) · (210) 493-0500
Dr. Tennessee Bailey, M.D.
San Antonio, TX · No drug or device payments recorded (2025) · (210) 567-4292
Dr. Timothy Taylor, M.D.
San Antonio, TX · No drug or device payments recorded (2025) · (210) 614-0180
Dr. William Gibson, M.D.
San Antonio, TX · No drug or device payments recorded (2025) · (210) 493-6489

Common questions

How many Emergency Medical Services (Emergency Medicine) providers are in San Antonio, Texas?

There are 19 Emergency Medical Services (Emergency Medicine) providers with active NPI records practicing in San Antonio, 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 San Antonio Emergency Medical Services (Emergency Medicine) across Texas

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.