HealthcareDiscovery.AI / Doctors / Missouri / Saint Charles / Emergency Medicine

Emergency Medicine in Saint Charles, Missouri

Data updated monthly · Last refresh September 2026

10 Emergency Medicine providers practice in Saint Charles. Listings are drawn from federal public records and are not endorsements.

Emergency Medicine providers in Saint Charles

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. Alan Umbright, M.D.
Saint Charles, MO · No drug or device payments recorded (2025) · (636) 947-5000
Dr. Anthony Jennings, M.D.
Saint Charles, MO · No drug or device payments recorded (2025) · (636) 947-5000
Dr. Ashalatha Tatineny, M.D.
Saint Charles, MO · $122 in drug and device payments (2025) · (636) 947-5000
Dr. Bradley Gregg, M.D.
Saint Charles, MO · No drug or device payments recorded (2025) · (636) 947-5000
Dr. Brian Weisenberg, M.D.
Saint Charles, MO · No drug or device payments recorded (2025) · (636) 947-5111
Dr. Janene Sparks, DO
Saint Charles, MO · No drug or device payments recorded (2025) · (636) 947-5000
Dr. John Sparks, DO
Saint Charles, MO · $47 in drug and device payments (2025) · (636) 947-5000
Dr. Kimberly Perry, D.O.
Saint Charles, MO · $122 in drug and device payments (2025) · (636) 947-5000
Dr. Robert Abbott, M.D.
Saint Charles, MO · $20 in drug and device payments (2025) · (636) 947-5000
Dr. Ryan Hunsel, M.D.
Saint Charles, MO · No drug or device payments recorded (2025) · (636) 947-5000

Common questions

How many Emergency Medicine providers are in Saint Charles, Missouri?

There are 10 Emergency Medicine providers with active NPI records practicing in Saint Charles, 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 Saint Charles Emergency Medicine across Missouri

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.