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. Aseel Hanna, MDChicago, IL · No drug or device payments recorded (2025) ·
(773) 753-5500 Dr. Ashanta Brady, MD MPH Dr. Ashima Sahni, M.D.Chicago, IL · $90 in drug and device payments (2025) · Telehealth ·
(312) 864-6000 Dr. Ashir Bansal, MDChicago, IL · No drug or device payments recorded (2025) ·
(773) 564-5225 Dr. Ashley Chang-story, MDChicago, IL · No drug or device payments recorded (2025) ·
(773) 257-5701 Dr. Ashley Donald, MDChicago, IL · No drug or device payments recorded (2025) ·
(773) 702-1447 Dr. Ashley Lester, MDChicago, IL · No drug or device payments recorded (2025) ·
(312) 942-5000 Dr. Ashok KumarChicago, IL · No drug or device payments recorded (2025) ·
(773) 665-6730 Dr. Ashok Sawlani, M.D.Chicago, IL · $62 in drug and device payments (2025) · Telehealth ·
(773) 631-5040 Dr. Ashok Shah, MDChicago, IL · $56 in drug and device payments (2025) · Telehealth ·
(773) 769-3338 Dr. Ashraf Samhan, MDChicago, IL · $241 in drug and device payments (2025) ·
(312) 926-2000 Dr. Ashti Doobay Persaud, M.D.Chicago, IL · No drug or device payments recorded (2025) ·
(312) 926-5924 Dr. Asim Hameeduddin, M.D.Chicago, IL · $1,276 in drug and device payments (2025) · Telehealth ·
(312) 944-0688 Dr. Asja Woodard, MDChicago, IL · No drug or device payments recorded (2025) ·
(773) 702-6840 Dr. Asma Manzar, M.D.Chicago, IL · No drug or device payments recorded (2025) ·
(773) 504-6534 Dr. Asma Nazneen PalagiriChicago, IL · No drug or device payments recorded (2025) ·
(832) 491-6968 Dr. Asra Khan, M.D.Chicago, IL · No drug or device payments recorded (2025) ·
(866) 600-2273 Dr. Astha Thapa, MDChicago, IL · No drug or device payments recorded (2025) ·
(312) 864-6000 Dr. Asuncion Berroya, M.D.Chicago, IL · No drug or device payments recorded (2025) ·
(312) 942-0400 Dr. Athalia Pyzer, MD PHDChicago, IL · No drug or device payments recorded (2025) ·
(773) 795-0232 Dr. Ather Nizam, M.D.Chicago, IL · No drug or device payments recorded (2025) ·
(773) 287-7900 Dr. Athittaya Techawantochandej, MDChicago, IL · No drug or device payments recorded (2025) ·
(773) 564-5225 Dr. Attilio Macrito, D.O.Chicago, IL · No drug or device payments recorded (2025) ·
(773) 665-3000 Dr. Audiey Kao, M.D,Chicago, IL · No drug or device payments recorded (2025) ·
(312) 640-0767 Dr. Audrey Tatar, M.D.Chicago, IL · No drug or device payments recorded (2025) · Telehealth ·
(312) 726-8800 Dr. Aura Enache, MDChicago, IL · No drug or device payments recorded (2025) ·
(312) 942-0312 Dr. Austin Keller, MD, MSChicago, IL · No drug or device payments recorded (2025) ·
(312) 926-2000 Dr. Autumn Kittilson, MDChicago, IL · No drug or device payments recorded (2025) ·
(312) 942-7100 Dr. Autumn Stevenson, MDChicago, IL · No drug or device payments recorded (2025) ·
(773) 257-5701 Dr. Avia Williams, MDChicago, IL · No drug or device payments recorded (2025) ·
(773) 257-5701 Dr. Avikar Saini, MDChicago, IL · No drug or device payments recorded (2025) ·
(773) 542-2000 Dr. Avinash Bakhtiarpuri, MDChicago, IL · No drug or device payments recorded (2025) ·
(773) 564-5225 Dr. Avinish ReddyChicago, IL · No drug or device payments recorded (2025) ·
(866) 600-2273 Dr. Ayah AlkhidirChicago, IL · No drug or device payments recorded (2025) ·
(773) 665-6730 Dr. Ayat Alhakeem, MDChicago, IL · No drug or device payments recorded (2025) ·
(773) 564-5225 Dr. Ayesha Abbasi, MDChicago, IL · $251 in drug and device payments (2025) ·
(312) 864-6000 Dr. Ayesha Saleem, MDChicago, IL · $102 in drug and device payments (2025) ·
(773) 564-5225 Dr. Ayesha ShahChicago, IL · No drug or device payments recorded (2025) ·
(773) 702-3630 Dr. Ayobami Olafimihan, MDChicago, IL · No drug or device payments recorded (2025) ·
(312) 864-6000 Dr. Ayodeji Ilelaboye, MDChicago, IL · No drug or device payments recorded (2025) ·
(773) 491-0369 Dr. Ayomide Sotomi-foluso, MDChicago, IL · No drug or device payments recorded (2025) ·
(773) 564-5225 Dr. Aysha Aslam, MDChicago, IL · No drug or device payments recorded (2025) ·
(774) 365-3869 Dr. Azad DarbandiChicago, IL · No drug or device payments recorded (2025) ·
(773) 564-5225 Dr. Azazuddin Ahmed, M.D.Chicago, IL · $2,153 in drug and device payments (2025) ·
(312) 864-6000 Dr. Azka AfzalChicago, IL · No drug or device payments recorded (2025) ·
(888) 824-0200 Dr. Azmina Bhaiji, M.D.Chicago, IL · No drug or device payments recorded (2025) · Telehealth ·
(312) 842-7117 Dr. Azra Omerovic, M.D.Chicago, IL · No drug or device payments recorded (2025) · Telehealth ·
(773) 445-3500 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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