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. Kamal Patel, M.D.Arlington Hts, IL · $373 in drug and device payments (2025) · Telehealth ·
(847) 259-8777 Dr. Shashikant Patel, MDArlington Hts, IL · No drug or device payments recorded (2025) ·
(847) 259-8777 Dr. Abdul Qadir, M.D.Aurora, IL · $2,941 in drug and device payments (2025) ·
(630) 301-7366 Dr. Akil Moinuddin, M.DAurora, IL · No drug or device payments recorded (2025) · Telehealth ·
(630) 844-0080 Dr. Alafia Nomani, MDAurora, IL · No drug or device payments recorded (2025) ·
(630) 229-6708 Dr. Ambreen Aslam, MDAurora, IL · No drug or device payments recorded (2025) ·
(866) 565-8607 Dr. Angie Tripathi, M.SAurora, IL · No drug or device payments recorded (2025) ·
(866) 565-8607 Dr. Dave Mante, M.D.Aurora, IL · $200 in drug and device payments (2025) · Telehealth ·
(630) 897-9606 Dr. Iyad Kashow, MDAurora, IL · $239 in drug and device payments (2025) · Telehealth ·
(630) 692-1280 Dr. John Palmer, MDAurora, IL · No drug or device payments recorded (2025) ·
(630) 859-6910 Dr. Jonathan Sachs, MDAurora, IL · No drug or device payments recorded (2025) ·
(630) 859-6700 Dr. Karen Burgner, M.D.Aurora, IL · No drug or device payments recorded (2025) ·
(630) 859-6700 Dr. Karen Lee, M.D.Aurora, IL · $27 in drug and device payments (2025) · Telehealth ·
(630) 851-3105 Dr. Keith Robinson, MDAurora, IL · $160 in drug and device payments (2025) · Telehealth ·
(630) 527-1818 Dr. Marybeth Sutkowski, MDAurora, IL · No drug or device payments recorded (2025) ·
(630) 859-6700 Dr. Meenalochani Narayanan, MDAurora, IL · No drug or device payments recorded (2025) · Telehealth ·
(866) 565-8607 Dr. Michael Marzec, MDAurora, IL · No drug or device payments recorded (2025) ·
(630) 859-6910 Dr. Mudassir SayeedAurora, IL · No drug or device payments recorded (2025) ·
(630) 413-9119 Dr. Nanditha Malakkla, MBBSAurora, IL · No drug or device payments recorded (2025) ·
(866) 565-8607 Dr. Nazima Mustafa, M.D.Aurora, IL · $19 in drug and device payments (2025) · Telehealth ·
(630) 692-5563 Dr. Nidhi Tiwari, M.D.Aurora, IL · No drug or device payments recorded (2025) ·
(630) 692-5563 Dr. Niki Shah, DOAurora, IL · No drug or device payments recorded (2025) ·
(866) 565-8607 Dr. Pavana Radhakrishna, M.DAurora, IL · No drug or device payments recorded (2025) ·
(866) 565-8607 Dr. Philip Moore, M.D.Aurora, IL · No drug or device payments recorded (2025) · Telehealth ·
(630) 692-5563 Dr. Poonsri Keomuan, M.D.Aurora, IL · No drug or device payments recorded (2025) ·
(630) 859-2504 Dr. Prasun Das, MDAurora, IL · No drug or device payments recorded (2025) ·
(630) 859-7274 Dr. Rajeev Sareen, MDAurora, IL · No drug or device payments recorded (2025) ·
(331) 401-5786 Dr. Roman Dreyer, MDAurora, IL · No drug or device payments recorded (2025) · Telehealth ·
(630) 851-3105 Dr. Sangmesh Jabshetty, M.D.Aurora, IL · No drug or device payments recorded (2025) ·
(866) 565-8607 Dr. Savitha Allam, M.D.Aurora, IL · No drug or device payments recorded (2025) ·
(866) 565-8607 Dr. Sharon Ollee, MDAurora, IL · No drug or device payments recorded (2025) ·
(630) 851-3105 Dr. Shilpa Dave, DOAurora, IL · No drug or device payments recorded (2025) · Telehealth ·
(630) 859-6700 Dr. Sifatur Sayeed, M.D.Aurora, IL · $612 in drug and device payments (2025) · Telehealth ·
(630) 844-6600 Dr. Simi Rodney, M.DAurora, IL · No drug or device payments recorded (2025) ·
(630) 892-4355 Dr. Steven Sapyta, MDAurora, IL · No drug or device payments recorded (2025) ·
(630) 859-6700 Dr. Sunil Malkani, M.D.Aurora, IL · $101 in drug and device payments (2025) · Telehealth ·
(630) 978-6682 Dr. Syed Shah Warsi, MDAurora, IL · No drug or device payments recorded (2025) ·
(630) 844-1818 Dr. Vidya Mandiyan, MDAurora, IL · No drug or device payments recorded (2025) ·
(866) 565-8607 Dr. William Dagiantis, MDAurora, IL · No drug or device payments recorded (2025) ·
(630) 859-6700 Dr. William Velasquez, MDAurora, IL · $91 in drug and device payments (2025) · Telehealth ·
(630) 978-4850 Dr. Zia SamadAurora, IL · No drug or device payments recorded (2025) ·
(630) 801-2059 Dr. Brent Nathan, MDBannockburn, IL · $16 in drug and device payments (2025) ·
(847) 317-1717 Dr. Deepanjali Jain, MDBannockburn, IL · $120 in drug and device payments (2025) · Telehealth ·
(847) 236-1300 Dr. Gerald Osher, M.D.Bannockburn, IL · $57 in drug and device payments (2025) ·
(847) 317-1717 Dr. Jill Apel, M.D.Bannockburn, IL · No drug or device payments recorded (2025) ·
(847) 663-8540 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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