Internal Medicine Doctors in Illinois
Data updated monthly · Last refresh October 2026
7,189 Internal Medicine providers practice in Illinois, including 1,260 (18%) 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.
7,189providers
1,260telehealth
Chicagotop city
Internal Medicine by city in Illinois
Choose a city to see providers there.
Internal 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. Jeff Ording, M.D.Chicago, IL · No drug or device payments recorded (2025) ·
(312) 766-4949 Dr. Jeffrey Dugas, MDChicago, IL · No drug or device payments recorded (2025) ·
(312) 255-1580 Dr. Jeffrey Kopin, M.D.Chicago, IL · No drug or device payments recorded (2025) ·
(312) 926-7443 Dr. Jeffrey Linder, MD, MPH, FACPChicago, IL · No drug or device payments recorded (2025) · Telehealth ·
(312) 695-8630 Dr. Jeffrey Nekomoto, D.O.Chicago, IL · No drug or device payments recorded (2025) ·
(312) 942-6013 Dr. Jeffrey Ryan, M.D.Chicago, IL · No drug or device payments recorded (2025) ·
(312) 569-6129 Dr. Jennifer AngelesChicago, IL · $101 in drug and device payments (2025) · Telehealth ·
(888) 824-0200 Dr. Jennifer Asotibe, M.DChicago, IL · $280 in drug and device payments (2025) ·
(312) 864-6000 Dr. Jennifer Bierman, MDChicago, IL · No drug or device payments recorded (2025) · Telehealth ·
(312) 695-9797 Dr. Jennifer Cabrera, MDChicago, IL · No drug or device payments recorded (2025) ·
(312) 864-6000 Dr. Jennifer Casparino, MD, MPHChicago, IL · No drug or device payments recorded (2025) ·
(773) 702-6840 Dr. Jennifer Colleton, M.D.Chicago, IL · No drug or device payments recorded (2025) ·
(773) 702-0660 Dr. Jennifer Earvolino, M.D.Chicago, IL · No drug or device payments recorded (2025) · Telehealth ·
(312) 563-2875 Dr. Jennifer Goldfarb, MDChicago, IL · No drug or device payments recorded (2025) · Telehealth ·
(773) 296-3500 Dr. Jennifer Hwang, DOChicago, IL · No drug or device payments recorded (2025) ·
(773) 702-6840 Dr. Jennifer Layden, MD, PHDChicago, IL · No drug or device payments recorded (2025) ·
(312) 996-5178 Dr. Jennifer Lundgren, M.D.Chicago, IL · $794 in drug and device payments (2025) · Telehealth ·
(312) 944-0688 Dr. Jennifer Marsidi, DOChicago, IL · $235 in drug and device payments (2025) ·
(312) 942-3254 Dr. Jennifer Mcdonnell, MDChicago, IL · No drug or device payments recorded (2025) · Telehealth ·
(312) 996-7416 Dr. Jennifer PisanoChicago, IL · $20 in drug and device payments (2025) · Telehealth ·
(888) 824-0200 Dr. Jennifer RusieckiChicago, IL · $8 in drug and device payments (2025) · Telehealth ·
(888) 824-0200 Dr. Jennifer Schulte, M.D. Dr. Jennifer Seo, M.D.Chicago, IL · No drug or device payments recorded (2025) ·
(312) 926-6000 Dr. Jennifer Smith, MDChicago, IL · No drug or device payments recorded (2025) ·
(312) 864-4435 Dr. Jennifer SwartzChicago, IL · No drug or device payments recorded (2025) ·
(224) 715-2321 Dr. Jennifer Szafran, M.D.Chicago, IL · $19 in drug and device payments (2025) · Telehealth ·
(773) 702-1000 Dr. Jennifer Virant, MDChicago, IL · $948 in drug and device payments (2025) ·
(312) 470-8990 Dr. Jennifer Zakko, MDChicago, IL · No drug or device payments recorded (2025) ·
(312) 926-3627 Dr. Jenny Jia, MDChicago, IL · No drug or device payments recorded (2025) ·
(312) 695-8630 Dr. Jenny Lee, M.D.Chicago, IL · $210 in drug and device payments (2025) · Telehealth ·
(312) 926-3627 Dr. Jeremiah BelloChicago, IL · $304 in drug and device payments (2025) ·
(312) 864-6000 Dr. Jeremy KaoChicago, IL · $360 in drug and device payments (2025) ·
(312) 996-2933 Dr. Jeremy Klein, MDChicago, IL · $101 in drug and device payments (2025) ·
(773) 702-6840 Dr. Jeremy Pripstein, M.D.Chicago, IL · No drug or device payments recorded (2025) ·
(312) 942-8000 Dr. Jerome Antony, M.D.Chicago, IL · $508 in drug and device payments (2025) ·
(773) 224-6837 Dr. Jerry Jakimiec, MDChicago, IL · No drug or device payments recorded (2025) ·
(773) 836-4520 Dr. Jessica Acevedo Rodriguez, MDChicago, IL · No drug or device payments recorded (2025) ·
(312) 864-6000 Dr. Jessica Akpabio, MDChicago, IL · No drug or device payments recorded (2025) ·
(312) 864-7311 Dr. Jessica Diethelm, M.D.Chicago, IL · No drug or device payments recorded (2025) · Telehealth ·
(312) 942-6700 Dr. Jessica Kennedy, M.D.Chicago, IL · $991 in drug and device payments (2025) ·
(312) 470-8990 Dr. Jessica Quaggin-smith, MDChicago, IL · $21,090 in drug and device payments (2025) ·
(312) 503-7975 Dr. Jessica RidgwayChicago, IL · No drug or device payments recorded (2025) · Telehealth ·
(888) 824-0200 Dr. Jessica YamadaChicago, IL · No drug or device payments recorded (2025) ·
(773) 702-6760 Dr. Jessica Zhang, MDChicago, IL · No drug or device payments recorded (2025) ·
(312) 926-2000 Dr. Jessica ZimoChicago, IL · No drug or device payments recorded (2025) · Telehealth ·
(312) 926-2000 Conditions Internal Medicine providers in Illinois commonly treat
Patients often search by condition rather than specialty. These are conditions typically managed by Internal Medicine providers. Individual practices vary, so confirm with the provider before booking.
- High blood pressure
- Type 2 diabetes
- High cholesterol
- Preventive care
- Chronic disease management
Common questions
How many Internal Medicine providers are in Illinois?There are 7,189 Internal Medicine providers with active NPI records practicing in Illinois, according to federal NPPES data refreshed monthly.
Do Internal Medicine providers in Illinois offer telehealth?Yes. 1,260 of the 7,189 Internal Medicine providers in Illinois (about 18%) report offering telehealth services in CMS data.
Which cities in Illinois have the most Internal Medicine providers?Chicago (2,841), Maywood (252), Springfield (196) have the highest concentration of Internal Medicine providers in Illinois.
How many Internal Medicine providers in Illinois received drug or device company payments?2,137 of 7,189 Internal Medicine providers in Illinois (30%) received at least one payment from a drug or device company in 2025, according to the federal Open Payments program.
What conditions do Internal Medicine providers in Illinois treat?Internal Medicine providers commonly treat high blood pressure, type 2 diabetes, high cholesterol, preventive care, chronic disease management 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 Internal Medicine Doctors in Illinois work in independent practices or large health systems?Among 3,097 Internal Medicine Doctors in Illinois enrolled in Medicare, 22% bill through a solo or small practice with fewer than 10 clinicians, 10% through a mid-size group of 10 to 99, and 68% through a large group or health system with 100 or more clinicians, according to CMS enrollment records.
Which hospitals do Internal Medicine Doctors in Illinois work at?According to CMS facility affiliation records, the Illinois hospitals where the most Internal Medicine Doctors hold privileges are Northwestern Medicine Central Dupage Hospital in Winfield; Northshore University Healthsystem - Evanston Hospital in Evanston; Northwestern Memorial Hospital in Chicago.
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