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. Ghaith Shaaya, MDNorth Chicago, IL · No drug or device payments recorded (2025) ·
(847) 578-3227 Dr. Gurjot SinghNorth Chicago, IL · No drug or device payments recorded (2025) ·
(847) 578-3000 Dr. Haris Hamsakutty, M.D., M.SNorth Chicago, IL · No drug or device payments recorded (2025) ·
(847) 578-3227 Dr. Jack Pinto, MDNorth Chicago, IL · $49 in drug and device payments (2025) ·
(847) 688-1900 Dr. Jeanette Morrison, MDNorth Chicago, IL · No drug or device payments recorded (2025) ·
(847) 578-8646 Dr. Jeffrey Schechtman, MDNorth Chicago, IL · No drug or device payments recorded (2025) ·
(847) 688-1900 Dr. John Xanthopoulos, M.D.North Chicago, IL · No drug or device payments recorded (2025) ·
(847) 688-1900 Dr. Jonathan Bell, MDNorth Chicago, IL · $181 in drug and device payments (2025) ·
(847) 578-3227 Dr. Lashaone Hatchett, M.D.North Chicago, IL · No drug or device payments recorded (2025) ·
(847) 578-3200 Dr. Laurie Broutman, MDNorth Chicago, IL · No drug or device payments recorded (2025) ·
(847) 578-8530 Dr. Madeeha Banu, MDNorth Chicago, IL · $41 in drug and device payments (2025) ·
(847) 578-3227 Dr. Mamata Ravipati, M.D.North Chicago, IL · No drug or device payments recorded (2025) ·
(847) 473-4357 Dr. Manisha DeviNorth Chicago, IL · $106 in drug and device payments (2025) ·
(847) 578-3227 Dr. Manouj KumarNorth Chicago, IL · $95 in drug and device payments (2025) ·
(847) 578-3341 Dr. Michael Smirnov, M.DNorth Chicago, IL · No drug or device payments recorded (2025) ·
(847) 688-1900 Dr. Mubbashira AzizNorth Chicago, IL · No drug or device payments recorded (2025) ·
(847) 578-3227 Dr. Muhammad Khan, MDNorth Chicago, IL · No drug or device payments recorded (2025) ·
(312) 647-6862 Dr. Nkeiruka Ezenduka, M.D.North Chicago, IL · No drug or device payments recorded (2025) ·
(847) 578-3227 Dr. Osman AmanNorth Chicago, IL · No drug or device payments recorded (2025) ·
(847) 578-3227 Dr. Promy Saha, MDNorth Chicago, IL · No drug or device payments recorded (2025) ·
(847) 578-3000 Dr. Rajyalakshmi Gannu, MDNorth Chicago, IL · No drug or device payments recorded (2025) ·
(224) 610-3871 Dr. Ravi Patel, M.D.North Chicago, IL · No drug or device payments recorded (2025) ·
(847) 578-3227 Dr. Sajid Mahmood, M.D.North Chicago, IL · No drug or device payments recorded (2025) · Telehealth ·
(312) 385-9432 Dr. Saji Oommen, M.D.,North Chicago, IL · $82 in drug and device payments (2025) ·
(224) 610-3871 Dr. Seth Heithaus, MDNorth Chicago, IL · No drug or device payments recorded (2025) ·
(847) 578-3000 Dr. Shubham AgarwalNorth Chicago, IL · $1,858 in drug and device payments (2025) ·
(847) 578-3227 Dr. Tracey HeimbergerNorth Chicago, IL · No drug or device payments recorded (2025) ·
(847) 938-0648 Dr. William Cotter, M.D.North Chicago, IL · No drug or device payments recorded (2025) ·
(847) 688-1900 Dr. Alpa Modi, DONorthfield, IL · No drug or device payments recorded (2025) · Telehealth ·
(847) 242-6600 Dr. Aron Feinberg, DONorthfield, IL · No drug or device payments recorded (2025) · Telehealth ·
(847) 242-6600 Dr. Aslam Khan, MD, MMNorthfield, IL · $49 in drug and device payments (2025) ·
(224) 558-1272 Dr. Daniel Goldstein, M.D.Northfield, IL · $272 in drug and device payments (2025) ·
(224) 255-5600 Dr. Donna Bicknese, M.D.Northfield, IL · No drug or device payments recorded (2025) ·
(847) 242-6600 Dr. Jeena Padath, M.DNorthfield, IL · No drug or device payments recorded (2025) · Telehealth ·
(847) 242-6600 Dr. Matthew Serafin, MDNorthfield, IL · No drug or device payments recorded (2025) · Telehealth ·
(847) 242-6600 Dr. Samuel Moltz, M.D.Northfield, IL · No drug or device payments recorded (2025) ·
(847) 881-2861 Dr. Steven Wolfman, D.O.Northfield, IL · $338 in drug and device payments (2025) ·
(224) 255-5600 Dr. Susan Shapiro, MDNorthfield, IL · No drug or device payments recorded (2025) ·
(847) 242-6600 Dr. Azizur Arain, M.DOak Brook, IL · No drug or device payments recorded (2025) ·
(630) 654-8745 Dr. Emily Tuerk, MDOak Brook, IL · No drug or device payments recorded (2025) · Telehealth ·
(331) 732-4410 Dr. Fauzia Rana, M.D.Oak Brook, IL · No drug or device payments recorded (2025) ·
(630) 954-0054 Dr. Inderjote Kathuria, M.D.Oak Brook, IL · No drug or device payments recorded (2025) ·
(630) 915-2852 Dr. Jennifer Candel, MDOak Brook, IL · No drug or device payments recorded (2025) ·
(630) 434-2256 Dr. Mathai Karingada, M.D.Oak Brook, IL · No drug or device payments recorded (2025) ·
(630) 954-6700 Dr. Meera Madappallil, M.D.Oak Brook, IL · $19 in drug and device payments (2025) · Telehealth ·
(630) 368-3909 Dr. Mohammed Shabbir, M.D.Oak Brook, IL · No drug or device payments recorded (2025) ·
(630) 954-6700 Dr. Nancy Tran, M.D.Oak Brook, IL · $1,214 in drug and device payments (2025) ·
(630) 954-6700 Dr. Rajani SharmaOak Brook, IL · No drug or device payments recorded (2025) ·
(630) 279-4711 Dr. Ranjani Mohan, M.D.Oak Brook, IL · No drug or device payments recorded (2025) ·
(630) 655-0727 Dr. Richard Herbert, M.D.Oak Brook, IL · No drug or device payments recorded (2025) ·
(630) 606-1820 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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