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Family Medicine in O Fallon, Illinois

Data updated monthly · Last refresh September 2026

40 Family Medicine providers practice in O Fallon, and 38% received drug or device company payments in 2025. Listings are drawn from federal public records and are not endorsements.

Family Medicine providers in O Fallon

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. Anne Nash, M.D.
O Fallon, IL · $18 in drug and device payments (2025) · (618) 233-5480
Dr. Aristides Garces, M.D.
O Fallon, IL · No drug or device payments recorded (2025) · (618) 233-5480
Dr. Benjamin Beggs, MD
O Fallon, IL · No drug or device payments recorded (2025) · (618) 233-5480
Dr. Caraline Cho, MD
O Fallon, IL · No drug or device payments recorded (2025) · (618) 233-5480
Dr. Chiagoziem Ndulue, MD
O Fallon, IL · No drug or device payments recorded (2025) · (618) 233-5480
Dr. Christina Bereda, D.O.
O Fallon, IL · No drug or device payments recorded (2025) · (618) 233-5480
Dr. David Mccarthy, MD
O Fallon, IL · No drug or device payments recorded (2025) · (618) 624-6181
Dr. Dominique D'souza, MD
O Fallon, IL · No drug or device payments recorded (2025) · (618) 233-7880
Dr. Dorrie Tredway, MD
O Fallon, IL · $82 in drug and device payments (2025) · (618) 624-5510
Dr. Gregorio Climaco, MD
O Fallon, IL · $1,874 in drug and device payments (2025) · (618) 624-5510
Dr. Gregory Climaco, MD
O'fallon, IL · $3,122 in drug and device payments (2025) · (618) 624-5510
Dr. Hannah Webber, MD
O Fallon, IL · $758 in drug and device payments (2025) · (618) 624-5510
Dr. Harathi Bhooma, MD
O Fallon, IL · No drug or device payments recorded (2025) · (618) 233-7880
Dr. Hina Usman, MD
O'fallon, IL · No drug or device payments recorded (2025) · (618) 233-5480
Dr. Jacob Marshall, M.D.
O Fallon, IL · No drug or device payments recorded (2025) · (888) 577-6337
Dr. James Lundy, MD
O Fallon, IL · No drug or device payments recorded (2025) · (618) 624-3368
Dr. James Needles
Ofallon, IL · No drug or device payments recorded (2025) · (618) 632-2118
Dr. Jill Coster, DO
O Fallon, IL · No drug or device payments recorded (2025) · (618) 256-9355
Dr. Kandace Lamonica, MD
O Fallon, IL · No drug or device payments recorded (2025) · (618) 234-2120
Dr. Kenneth Reinert, M.D.
O Fallon, IL · No drug or device payments recorded (2025) · (618) 222-4600
Dr. Kevin Pritchett, M.D.
O Fallon, IL · No drug or device payments recorded (2025) · (618) 632-3565
Dr. Lindsay Tolksdorf, D.O.
O Fallon, IL · No drug or device payments recorded (2025) · (618) 233-7880
Dr. Luke Conklin
O Fallon, IL · No drug or device payments recorded (2025) · (618) 233-5480
Dr. Marjorie Guthrie, M.D.
O Fallon, IL · No drug or device payments recorded (2025) · (618) 233-5480
Dr. Mechelle Elosiebo, M.D.
O Fallon, IL · $276 in drug and device payments (2025) · (618) 233-5480
Dr. Mollie Wetstein, MD
O Fallon, IL · No drug or device payments recorded (2025) · (618) 624-6181
Dr. Morgan Delozier, DO
O Fallon, IL · $23 in drug and device payments (2025) · (618) 624-6181
Dr. Nell Hennon, D.O.
O Fallon, IL · $1,952 in drug and device payments (2025) · (618) 624-5510
Dr. Noah Cooperstein, MD
O Fallon, IL · No drug or device payments recorded (2025) · (618) 256-7311
Dr. Owen Hamilton, MD, MPHS
O Fallon, IL · No drug or device payments recorded (2025) · (618) 233-5480
Dr. Patrick Bloecher, MD
O Fallon, IL · No drug or device payments recorded (2025) · (618) 233-7880
Dr. Patrick Nakashima-moran, D.O.
O Fallon, IL · $556 in drug and device payments (2025) · (618) 607-8110
Dr. Rema Sanghavi, D.O.
O Fallon, IL · $1,962 in drug and device payments (2025) · Telehealth · (618) 624-5510
Dr. Robert Thain, MD
O Fallon, IL · $570 in drug and device payments (2025) · (618) 632-3565
Dr. Ross Stanton, MD, JD, MPH
O Fallon, IL · $32 in drug and device payments (2025) · (618) 222-4600
Dr. Roy Wagner, DO
O Fallon, IL · No drug or device payments recorded (2025) · (618) 233-7880
Dr. Ruth Turkson, MD
O Fallon, IL · $32 in drug and device payments (2025) · (618) 624-5510
Dr. Scott Morrison, MD
O Fallon, IL · $294 in drug and device payments (2025) · Telehealth · (618) 624-6181
Dr. Stephen Jubinski, M.D.
O Fallon, IL · No drug or device payments recorded (2025) · (618) 624-5510
Dr. Steven Taylor, M.D.
O Fallon, IL · $957 in drug and device payments (2025) · (618) 624-5510
Dr. Vinay Bhooma, M.D.
O Fallon, IL · No drug or device payments recorded (2025) · (618) 233-5480

Conditions Family Medicine providers in O Fallon, Illinois commonly treat

Patients often search by condition rather than specialty. These are conditions typically managed by Family Medicine providers. Individual practices vary, so confirm with the provider before booking.

Common questions

How many Family Medicine providers are in O Fallon, Illinois?

There are 40 Family Medicine providers with active NPI records practicing in O Fallon, according to federal NPPES data refreshed monthly.

How many Family Medicine providers in O Fallon received drug or device company payments?

15 of 40 (38%) received at least one payment from a drug or device company in 2025, according to the federal Open Payments program.

What conditions do Family Medicine providers in O Fallon treat?

Family Medicine providers in O Fallon commonly treat annual physicals, high blood pressure, type 2 diabetes, preventive care, minor injuries and related conditions. Individual practices vary, so confirm with the provider before booking.

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 O Fallon Family Medicine across Illinois

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.