Family Medicine Doctors in Illinois
Data updated monthly · Last refresh October 2026
6,212 Family Medicine providers practice in Illinois, including 1,218 (20%) offering telehealth. The largest concentration is in Chicago. Profiles include federal Open Payments records of money received from drug and device companies in 2025. Listings are drawn from federal public records and are not endorsements.
6,212providers
1,218telehealth
Chicagotop city
Family Medicine by city in Illinois
Choose a city to see providers there.
Family Medicine providers in Illinois
Listed by city, largest first. 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. Thomas Koehler, M.D.Danville, IL · No drug or device payments recorded (2025) ·
(217) 446-1400 Dr. Timothy Horner, M.D.Danville, IL · $15 in drug and device payments (2025) ·
(217) 442-8611 Dr. Tomas Vegas, M.D.Danville, IL · No drug or device payments recorded (2025) ·
(217) 431-7600 Dr. Vernesha Montgomery, M.DDanville, IL · No drug or device payments recorded (2025) ·
(217) 431-7650 Dr. Cody Bianchetta, MDDavis Junction, IL · No drug or device payments recorded (2025) ·
(797) 696-9200 Dr. Daniel Retzer, MDDavis Junction, IL · No drug or device payments recorded (2025) ·
(779) 696-9200 Dr. Kayla Kimbell, D.O.Davis Junction, IL · No drug or device payments recorded (2025) ·
(779) 696-9200 Dr. Timothy Flynn, MDDavis Junction, IL · No drug or device payments recorded (2025) ·
(779) 696-9200 Dr. Adarsh Bairsetty, MDDecatur, IL · No drug or device payments recorded (2025) ·
(217) 422-0311 Dr. Agustin Bello, M.D.Decatur, IL · No drug or device payments recorded (2025) ·
(217) 864-3737 Dr. Ahmad Jibawi, M.D.Decatur, IL · $125 in drug and device payments (2025) ·
(217) 872-3800 Dr. Aimen Naeem, M.DDecatur, IL · No drug or device payments recorded (2025) ·
(217) 872-3800 Dr. Akif Ahmed, DODecatur, IL · No drug or device payments recorded (2025) ·
(217) 876-3660 Dr. Alan Bilyeu, MDDecatur, IL · No drug or device payments recorded (2025) ·
(217) 422-0439 Dr. Amanda Rubush, MDDecatur, IL · No drug or device payments recorded (2025) ·
(217) 864-3737 Dr. Amber Anderson, M.D.Decatur, IL · No drug or device payments recorded (2025) ·
(217) 876-8121 Dr. Amisha Kamath, MDDecatur, IL · No drug or device payments recorded (2025) ·
(217) 872-3800 Dr. Amitkumar Upadhyay, MDDecatur, IL · No drug or device payments recorded (2025) ·
(217) 876-5800 Dr. Amna Karim, MDDecatur, IL · No drug or device payments recorded (2025) ·
(217) 872-3800 Dr. Andrew Liaw, M.D.Decatur, IL · $150 in drug and device payments (2025) ·
(217) 615-4112 Dr. Ardelle Estoesta, M.D.Decatur, IL · No drug or device payments recorded (2025) · Telehealth ·
(217) 864-3737 Dr. Asad Naeem, M.D.Decatur, IL · No drug or device payments recorded (2025) ·
(217) 872-3800 Dr. Brittany Ratcliffe, M.DDecatur, IL · No drug or device payments recorded (2025) ·
(217) 872-3800 Dr. Brooke Ballard, M.D.Decatur, IL · No drug or device payments recorded (2025) ·
(217) 877-9117 Dr. Cameron Kell, MDDecatur, IL · No drug or device payments recorded (2025) ·
(217) 872-3800 Dr. Chitra Ramdass, M.D.Decatur, IL · No drug or device payments recorded (2025) ·
(217) 872-3800 Dr. Cynthia Marschner, DODecatur, IL · No drug or device payments recorded (2025) ·
(217) 528-7541 Dr. Daniel Smith, M.D.Decatur, IL · No drug or device payments recorded (2025) ·
(217) 864-5531 Dr. Dante Betti, D.O.Decatur, IL · No drug or device payments recorded (2025) ·
(217) 872-3800 Dr. David Ibrahim, M.D.Decatur, IL · $59,500 in drug and device payments (2025) ·
(217) 872-3800 Dr. David Jones, MDDecatur, IL · $30 in drug and device payments (2025) · Telehealth ·
(217) 424-9193 Dr. David Kiel, M.D.Decatur, IL · No drug or device payments recorded (2025) ·
(217) 876-3000 Dr. Debra Jackson, M.D.Decatur, IL · No drug or device payments recorded (2025) ·
(217) 864-3737 Dr. Dennis Costerisan, D.O.Decatur, IL · No drug or device payments recorded (2025) ·
(217) 877-9117 Dr. Dennis Heim, M.D.Decatur, IL · No drug or device payments recorded (2025) ·
(217) 528-7541 Dr. Dennis Rademacher, M.D.Decatur, IL · No drug or device payments recorded (2025) ·
(217) 428-4025 Dr. Elvis Mensah, MDDecatur, IL · No drug or device payments recorded (2025) ·
(217) 876-8121 Dr. Felicia Olawuni, MDDecatur, IL · No drug or device payments recorded (2025) ·
(217) 872-3800 Dr. Gihane Hilal, MDDecatur, IL · No drug or device payments recorded (2025) ·
(847) 316-4000 Dr. Harvinder Dhillon, MDDecatur, IL · No drug or device payments recorded (2025) ·
(217) 872-3800 Dr. Hema Patel, M.D.Decatur, IL · No drug or device payments recorded (2025) ·
(217) 872-3800 Dr. Idowu Ige, MDDecatur, IL · No drug or device payments recorded (2025) ·
(217) 872-3800 Dr. Ifeoma Ezeoke, MDDecatur, IL · No drug or device payments recorded (2025) ·
(217) 872-3800 Dr. Ishandeep GandhiDecatur, IL · No drug or device payments recorded (2025) ·
(217) 872-3800 Dr. Jacob Kulaga, M.D.Decatur, IL · No drug or device payments recorded (2025) ·
(217) 872-3800 Dr. James Bock, M.D.Decatur, IL · No drug or device payments recorded (2025) ·
(217) 864-5531 Dr. Jesse Schmidt, MDDecatur, IL · No drug or device payments recorded (2025) ·
(217) 872-3800 Dr. John Bradley, M.D.Decatur, IL · No drug or device payments recorded (2025) ·
(217) 876-5800 Conditions Family Medicine providers in 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.
- Annual physicals
- High blood pressure
- Type 2 diabetes
- Preventive care
- Minor injuries
Common questions
How many Family Medicine providers are in Illinois?There are 6,212 Family Medicine providers with active NPI records practicing in Illinois, according to federal NPPES data refreshed monthly.
Do Family Medicine providers in Illinois offer telehealth?Yes. 1,218 of the 6,212 Family Medicine providers in Illinois (about 20%) report offering telehealth services in CMS data.
Which cities in Illinois have the most Family Medicine providers?Chicago (1,584), Springfield (156), Rockford (147) have the highest concentration of Family Medicine providers in Illinois.
How many Family Medicine providers in Illinois received drug or device company payments?2,114 of 6,212 Family Medicine providers in Illinois (34%) 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 Illinois treat?Family Medicine providers 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 counts and profiles 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.
Do most Family Medicine Doctors in Illinois work in independent practices or large health systems?Among 3,458 Family Medicine Doctors in Illinois enrolled in Medicare, 16% bill through a solo or small practice with fewer than 10 clinicians, 16% through a mid-size group of 10 to 99, and 69% through a large group or health system with 100 or more clinicians, according to CMS enrollment records.
Which hospitals do Family Medicine Doctors in Illinois work at?According to CMS facility affiliation records, the Illinois hospitals where the most Family Medicine Doctors hold privileges are Northwestern Medicine Central Dupage Hospital in Winfield; Northshore University Healthsystem - Evanston Hospital in Evanston; Advocate Christ Hospital & Medical Center in Oak Lawn.
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