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. Sarada Deshpande, M.D.Chicago, IL · No drug or device payments recorded (2025) ·
(312) 569-7021 Dr. Sarah Dougherty, MDChicago, IL · No drug or device payments recorded (2025) · Telehealth ·
(312) 926-2000 Dr. Sarah Gilson, MDChicago, IL · No drug or device payments recorded (2025) ·
(773) 702-6840 Dr. Sarah Gruber, MDChicago, IL · No drug or device payments recorded (2025) ·
(312) 926-2000 Dr. Sarah Jorgenson, M.D.Chicago, IL · No drug or device payments recorded (2025) · Telehealth ·
(773) 275-7700 Dr. Sarah Marini, MDChicago, IL · No drug or device payments recorded (2025) ·
(312) 926-2000 Dr. Sarah Messmer, MDChicago, IL · No drug or device payments recorded (2025) ·
(312) 996-4242 Dr. Sarah Rimar, M.D.Chicago, IL · No drug or device payments recorded (2025) ·
(312) 942-5000 Dr. Sarah Shareef, DOChicago, IL · $187 in drug and device payments (2025) ·
(786) 266-2727 Dr. Sarah WyckoffChicago, IL · No drug or device payments recorded (2025) ·
(312) 926-2000 Dr. Sarah Young, MDChicago, IL · No drug or device payments recorded (2025) · Telehealth ·
(312) 926-6000 Dr. Sara Khan, MDChicago, IL · No drug or device payments recorded (2025) ·
(773) 542-2000 Dr. Sara Marin, MDChicago, IL · No drug or device payments recorded (2025) · Telehealth ·
(312) 563-2875 Dr. Sara Mohamed, MDChicago, IL · No drug or device payments recorded (2025) ·
(312) 864-6000 Dr. Sara SiddiquiChicago, IL · No drug or device payments recorded (2025) ·
(312) 503-7975 Dr. Sara SmallChicago, IL · No drug or device payments recorded (2025) ·
(312) 926-2000 Dr. Sara Tonini, MDChicago, IL · No drug or device payments recorded (2025) ·
(773) 702-8840 Dr. Sariya KhanChicago, IL · No drug or device payments recorded (2025) ·
(312) 996-2933 Dr. Saroja Thawani, M.D.Chicago, IL · No drug or device payments recorded (2025) ·
(773) 275-7700 Dr. Saroj Bangaru, M.D.Chicago, IL · No drug or device payments recorded (2025) ·
(312) 569-8387 Dr. Saroj Verma, M.D.Chicago, IL · $31 in drug and device payments (2025) · Telehealth ·
(773) 721-4900 Dr. Sarwar Husain, M.D.Chicago, IL · $145 in drug and device payments (2025) ·
(773) 763-3808 Dr. Sasha MehrabianChicago, IL · No drug or device payments recorded (2025) · Telehealth ·
(312) 926-3627 Dr. Satish Barnabas, MDChicago, IL · No drug or device payments recorded (2025) · Telehealth ·
(773) 561-4440 Dr. Satish Bastola, MDChicago, IL · No drug or device payments recorded (2025) ·
(773) 665-6730 Dr. Savina Sahgal, MDChicago, IL · No drug or device payments recorded (2025) ·
(866) 600-2273 Dr. Sayhaan Goraya, MDChicago, IL · No drug or device payments recorded (2025) ·
(312) 926-2000 Dr. Scott JohnsonChicago, IL · No drug or device payments recorded (2025) ·
(866) 600-2273 Dr. Scott Palmer, MDChicago, IL · $122 in drug and device payments (2025) ·
(312) 942-4040 Dr. Scott Siglin, M.D.Chicago, IL · $67 in drug and device payments (2025) · Telehealth ·
(773) 702-6840 Dr. Scott SternChicago, IL · No drug or device payments recorded (2025) ·
(888) 824-0200 Dr. Sean BernsteinChicago, IL · No drug or device payments recorded (2025) · Telehealth ·
(312) 563-2875 Dr. Sean HalloranChicago, IL · No drug or device payments recorded (2025) ·
(312) 926-2000 Dr. Sean Haney, MDChicago, IL · $121 in drug and device payments (2025) ·
(866) 600-2273 Dr. Sean Kilgallon, DOChicago, IL · No drug or device payments recorded (2025) ·
(773) 878-8200 Dr. Sean Le, M.D.Chicago, IL · $453 in drug and device payments (2025) · Telehealth ·
(773) 275-8333 Dr. Sean Woodward, MD, PHDChicago, IL · No drug or device payments recorded (2025) ·
(312) 503-7975 Dr. Seba Qaddorah, MDChicago, IL · No drug or device payments recorded (2025) ·
(312) 864-6000 Dr. Sebastian SilvaChicago, IL · No drug or device payments recorded (2025) ·
(787) 501-4479 Dr. Seema Elahi, M.D.Chicago, IL · No drug or device payments recorded (2025) ·
(773) 588-7733 Dr. Serafin Veramendi, M.D.Chicago, IL · No drug or device payments recorded (2025) ·
(773) 234-6394 Dr. Seren GedallovichChicago, IL · $390 in drug and device payments (2025) ·
(312) 926-2000 Dr. Serge Toguem, M.D.Chicago, IL · No drug or device payments recorded (2025) ·
(773) 967-2000 Dr. Sergio Gonzalez, MDChicago, IL · No drug or device payments recorded (2025) ·
(312) 996-2933 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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