HealthcareDiscovery.AI / Doctors / Illinois / Marion

Doctors in Marion, Illinois

Data updated monthly · Last refresh September 2026

166 licensed providers practice in Marion across 37 specialties, and 24% received drug or device company payments in 2025. Listings are drawn from federal public records and are not endorsements.

166providers
37specialties
24%with industry payments

Specialties in Marion

Common questions

How many doctors practice in Marion, Illinois?

166 licensed providers with active NPI records list a practice address in Marion, according to federal NPPES data refreshed monthly.

How many doctors in Marion received drug or device company payments?

40 of 166 providers in Marion (24%) 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.

Other cities in Illinois

All Illinois specialties Ask Zach for help choosing

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.