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. Imran TahirChicago, IL · $18 in drug and device payments (2025) · Telehealth ·
(312) 864-6000 Dr. Inderpreet Madahar, MDChicago, IL · $355 in drug and device payments (2025) · Telehealth ·
(773) 564-5235 Dr. Induja Rajendran, MDChicago, IL · $112 in drug and device payments (2025) ·
(773) 542-2000 Dr. Ingrid Gils, DOChicago, IL · No drug or device payments recorded (2025) · Telehealth ·
(312) 996-6732 Dr. Iniko CeaserChicago, IL · No drug or device payments recorded (2025) ·
(312) 942-5000 Dr. Inti Fernandez Hoyos, MD Dr. Ioana Haratau, MDChicago, IL · No drug or device payments recorded (2025) · Telehealth ·
(312) 864-4404 Dr. Ionut Ilie, M.D.Chicago, IL · No drug or device payments recorded (2025) · Telehealth ·
(312) 704-2885 Dr. Iracema Tamayo Lopez, MDChicago, IL · No drug or device payments recorded (2025) ·
(312) 942-5000 Dr. Irene Aluen Metzner, M.D.Chicago, IL · No drug or device payments recorded (2025) ·
(312) 864-4462 Dr. Irene Baral, M.D.Chicago, IL · No drug or device payments recorded (2025) ·
(773) 575-1066 Dr. Irene Brito, MDChicago, IL · No drug or device payments recorded (2025) ·
(773) 257-5701 Dr. Irene Martinez, MDChicago, IL · No drug or device payments recorded (2025) ·
(312) 864-4412 Dr. Irene Silva, MDChicago, IL · No drug or device payments recorded (2025) ·
(312) 549-4400 Dr. Ireneusz Pawlowski, MD Dr. Iriagbonse Asemota, MDChicago, IL · $33,852 in drug and device payments (2025) ·
(312) 864-6000 Dr. Irina KomissarovaChicago, IL · No drug or device payments recorded (2025) ·
(312) 978-2039 Dr. Irsk AndersonChicago, IL · No drug or device payments recorded (2025) · Telehealth ·
(888) 824-0200 Dr. Isaac Holmes, MDChicago, IL · No drug or device payments recorded (2025) ·
(312) 563-2875 Dr. Isaac Ngo, MDChicago, IL · No drug or device payments recorded (2025) ·
(312) 942-5000 Dr. Isabel Hart, MDChicago, IL · No drug or device payments recorded (2025) ·
(312) 942-5000 Dr. Ishrat Osman, M.D.Chicago, IL · $223 in drug and device payments (2025) ·
(773) 989-3344 Dr. Ishtiaq Hussain, MDChicago, IL · No drug or device payments recorded (2025) ·
(773) 564-5225 Dr. Ishveena Duggal, M.D.Chicago, IL · $110 in drug and device payments (2025) ·
(312) 926-6000 Dr. Ismael Carrillo Martin, MDChicago, IL · No drug or device payments recorded (2025) ·
(773) 257-5701 Dr. Isra Alvi, MDChicago, IL · No drug or device payments recorded (2025) ·
(312) 942-5000 Dr. Israel Calcano, M.D.Chicago, IL · No drug or device payments recorded (2025) ·
(773) 296-5424 Dr. Issa MutyabaChicago, IL · No drug or device payments recorded (2025) ·
(312) 942-7080 Dr. Ittehad Mulk, MDChicago, IL · No drug or device payments recorded (2025) ·
(773) 542-2000 Dr. Ivan Damara, MDChicago, IL · No drug or device payments recorded (2025) ·
(773) 564-5225 Dr. Izza Saeed, M.D.Chicago, IL · $1,606 in drug and device payments (2025) ·
(773) 766-4949 Dr. Jack Clifton, M.D.Chicago, IL · No drug or device payments recorded (2025) ·
(312) 864-6000 Dr. Jack Hou, M.D.Chicago, IL · No drug or device payments recorded (2025) ·
(312) 864-6000 Dr. Jack Shapiro, MDChicago, IL · No drug or device payments recorded (2025) ·
(312) 926-2000 Dr. Jack Stockert, M.D.Chicago, IL · No drug or device payments recorded (2025) ·
(773) 858-1333 Dr. Jacob Barnhart, DOChicago, IL · No drug or device payments recorded (2025) ·
(773) 878-8200 Dr. Jacob Groenendyk, MDChicago, IL · $23,400 in drug and device payments (2025) ·
(312) 926-2000 Dr. Jacob Kibrit, M.D.Chicago, IL · No drug or device payments recorded (2025) ·
(866) 600-2273 Dr. Jacob Rorabaugh, MDChicago, IL · No drug or device payments recorded (2025) ·
(773) 254-1400 Dr. Jacqueline Arteaga, MDChicago, IL · No drug or device payments recorded (2025) ·
(773) 927-5524 Dr. Jacqueline Leavitt, M.D.Chicago, IL · No drug or device payments recorded (2025) ·
(312) 563-2875 Dr. Jah-won Koo, M.D.Chicago, IL · No drug or device payments recorded (2025) · Telehealth ·
(312) 563-2875 Dr. Jaime Bolano, M.D.Chicago, IL · No drug or device payments recorded (2025) ·
(773) 847-1199 Dr. Jaime Torres, M.D.Chicago, IL · No drug or device payments recorded (2025) ·
(312) 567-2020 Dr. Jaimie LinChicago, IL · $614 in drug and device payments (2025) ·
(312) 926-2000 Dr. Jairo Mejia, M.D.Chicago, IL · No drug or device payments recorded (2025) ·
(773) 523-0900 Dr. Jalene Shoener, M.D.Chicago, IL · No drug or device payments recorded (2025) · Telehealth ·
(312) 996-7416 Dr. Jamal Green, MD, PHDChicago, IL · No drug or device payments recorded (2025) ·
(773) 702-6840 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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