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. Peter Palermo, MDHoffman Estates, IL · No drug or device payments recorded (2025) ·
(847) 843-7030 Dr. Poonam Gill, M.DHoffman Estates, IL · $626 in drug and device payments (2025) · Telehealth ·
(847) 906-3022 Dr. Rajiv Sood, MDHoffman Estates, IL · $24,840 in drug and device payments (2025) · Telehealth ·
(847) 490-8900 Dr. Rida Ashraf, M.D.Hoffman Estates, IL · $201 in drug and device payments (2025) · Telehealth ·
(847) 781-3100 Dr. Robert Dick, MDHoffman Estates, IL · No drug or device payments recorded (2025) ·
(847) 843-0806 Dr. Robert Small, M.D.Hoffman Estates, IL · $465 in drug and device payments (2025) · Telehealth ·
(847) 843-7404 Dr. Robina Iqbal, M.D.Hoffman Estates, IL · No drug or device payments recorded (2025) ·
(847) 843-7030 Dr. Sheetal Philip, M.D.Hoffman Estates, IL · No drug or device payments recorded (2025) · Telehealth ·
(847) 843-7030 Dr. Sunita Talwar, M.DHoffman Estates, IL · No drug or device payments recorded (2025) ·
(847) 755-3252 Dr. Tasnim Mohammad, M.D.Hoffman Estates, IL · No drug or device payments recorded (2025) ·
(847) 781-3100 Dr. Theresa Mathew, M.D.Hoffman Estates, IL · $327 in drug and device payments (2025) ·
(847) 884-8420 Dr. Warren Pierce, MDHoffman Estates, IL · No drug or device payments recorded (2025) ·
(847) 843-7030 Dr. Yelena ShanchukHoffman Estates, IL · $669 in drug and device payments (2025) · Telehealth ·
(847) 885-3500 Dr. Mahindra Patel, M.D.Homer, IL · No drug or device payments recorded (2025) ·
(217) 896-2491 Dr. Diana Burda, MDHomer Glen, IL · $1,448 in drug and device payments (2025) · Telehealth ·
(708) 745-5600 Dr. Lynn Koehler, MDHomer Glen, IL · No drug or device payments recorded (2025) ·
(708) 745-5600 Dr. Patricia O'connor, M.D.Homer Glen, IL · No drug or device payments recorded (2025) ·
(708) 645-6400 Dr. Sunitha Avula, MDHomer Glen, IL · No drug or device payments recorded (2025) ·
(708) 300-6702 Dr. Bella Prospero, M.D.Homewood, IL · No drug or device payments recorded (2025) ·
(708) 799-7193 Dr. Carl Robinson, MDHomewood, IL · $363 in drug and device payments (2025) ·
(708) 799-3305 Dr. Olufemi Aboyeji, MDHomewood, IL · $18 in drug and device payments (2025) · Telehealth ·
(708) 960-4280 Dr. Ram Gopi, MDHomewood, IL · $63 in drug and device payments (2025) ·
(708) 799-8787 Dr. Sachchithanantham Kuhananthan, M.D.Hoopeston, IL · No drug or device payments recorded (2025) ·
(630) 321-8300 Dr. Rebecca ProehlHopedale, IL · No drug or device payments recorded (2025) ·
(309) 449-4338 Dr. Aleksander Tartakovsky, DOHuntley, IL · No drug or device payments recorded (2025) ·
(224) 654-0000 Dr. Andrew Diaz, DOHuntley, IL · No drug or device payments recorded (2025) ·
(815) 759-4323 Dr. Debbie Yu-tungol, MDHuntley, IL · $166 in drug and device payments (2025) · Telehealth ·
(815) 338-6600 Dr. Fred Halloran, MDHuntley, IL · $220 in drug and device payments (2025) ·
(847) 506-1478 Dr. Ihab Ahmed, MDHuntley, IL · No drug or device payments recorded (2025) · Telehealth ·
(847) 802-7280 Dr. Jared Ko, M.D.Huntley, IL · No drug or device payments recorded (2025) · Telehealth ·
(815) 338-6600 Dr. Piushkumar Patel, M.D.Huntley, IL · $112 in drug and device payments (2025) · Telehealth ·
(815) 338-6600 Dr. Renata Osadnik, M.D.Huntley, IL · $166 in drug and device payments (2025) · Telehealth ·
(815) 338-6600 Dr. Shazia Daudi, MDHuntley, IL · No drug or device payments recorded (2025) · Telehealth ·
(847) 230-9808 Dr. Nader Sallam, MDIngleside, IL · $1,864 in drug and device payments (2025) ·
(847) 587-3004 Dr. William Dam, MDIngleside, IL · No drug or device payments recorded (2025) ·
(847) 587-3004 Dr. Vamsilatha Maddala, MDInverness, IL · No drug or device payments recorded (2025) ·
(847) 346-6398 Dr. Gurbax Saini, MDIsland Lake, IL · $1,167 in drug and device payments (2025) · Telehealth ·
(847) 526-8830 Dr. Muhammad Muzammil, MDItasca, IL · $123 in drug and device payments (2025) · Telehealth ·
(847) 871-4540 Dr. Rajeswar Rajagopalan, M.D.Itasca, IL · $30 in drug and device payments (2025) · Telehealth ·
(847) 871-4540 Dr. Richa Varma, MDItasca, IL · No drug or device payments recorded (2025) ·
(847) 871-4540 Dr. Yatzel Fuentes Rosa, MD, MBAItasca, IL · $15 in drug and device payments (2025) · Telehealth ·
(847) 871-4540 Dr. Anthony Griffin, MDJacksonville, IL · $14 in drug and device payments (2025) ·
(217) 243-0300 Dr. Babu Eladasari, MD,FACPJacksonville, IL · No drug or device payments recorded (2025) ·
(217) 243-5474 Dr. Chandupatla Prabhakar, MDJacksonville, IL · No drug or device payments recorded (2025) ·
(217) 243-5474 Dr. David Coultas, M.D.Jacksonville, IL · No drug or device payments recorded (2025) ·
(217) 245-1421 Dr. Edwin Mathews, DOJacksonville, IL · No drug or device payments recorded (2025) ·
(217) 243-0300 Dr. Tal Pollak, M.D.Jacksonville, IL · No drug or device payments recorded (2025) ·
(217) 528-7541 Dr. Tara Ramsey, M.D.Jacksonville, IL · No drug or device payments recorded (2025) ·
(217) 479-0290 Dr. Thomas Baker, M.D.Jacksonville, IL · No drug or device payments recorded (2025) ·
(217) 245-1481 Dr. Donald Murray, MDJerseyville, IL · $1,922 in drug and device payments (2025) ·
(618) 498-7108 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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