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. Ngozi Nwaoha, M.D.Chicago, IL · No drug or device payments recorded (2025) ·
(312) 942-5000 Dr. Nia FeasterChicago, IL · No drug or device payments recorded (2025) ·
(773) 702-1846 Dr. Nicholas HorstChicago, IL · No drug or device payments recorded (2025) ·
(312) 942-7100 Dr. Nicholas MillerChicago, IL · No drug or device payments recorded (2025) ·
(312) 766-4949 Dr. Nicholas Parise, M.D.Chicago, IL · No drug or device payments recorded (2025) ·
(773) 309-7525 Dr. Nicholas RiglerChicago, IL · No drug or device payments recorded (2025) ·
(312) 942-5000 Dr. Nicholas Stiso, MDChicago, IL · No drug or device payments recorded (2025) ·
(312) 922-3409 Dr. Nicholas Stone, MDChicago, IL · No drug or device payments recorded (2025) ·
(312) 926-2000 Dr. Nicholas Tangchaivang, M.D.Chicago, IL · No drug or device payments recorded (2025) ·
(888) 691-7867 Dr. Nichole Roberts, M.D.Chicago, IL · No drug or device payments recorded (2025) ·
(773) 947-2831 Dr. Nicole Altomare, MDChicago, IL · No drug or device payments recorded (2025) ·
(312) 926-2000 Dr. Nicole Bressler, DOChicago, IL · No drug or device payments recorded (2025) · Telehealth ·
(617) 505-1520 Dr. Nicole Decredico, M.D.Chicago, IL · No drug or device payments recorded (2025) ·
(609) 846-3544 Dr. Nicole JamesChicago, IL · No drug or device payments recorded (2025) ·
(312) 766-4949 Dr. Nicole King, MDChicago, IL · $567 in drug and device payments (2025) · Telehealth ·
(773) 667-0768 Dr. Nicole Mcalvany, DOChicago, IL · No drug or device payments recorded (2025) · Telehealth ·
(773) 878-8200 Dr. Nicole Zoghby, DOChicago, IL · No drug or device payments recorded (2025) ·
(773) 878-8200 Dr. Nidha WilliamsChicago, IL · No drug or device payments recorded (2025) ·
(312) 926-2000 Dr. Nidhi Aggarwal, M.D.Chicago, IL · No drug or device payments recorded (2025) ·
(312) 996-6736 Dr. Nidhi Kansal, M.D.Chicago, IL · $12,801 in drug and device payments (2025) · Telehealth ·
(312) 926-6000 Dr. Niharika Pant, MDChicago, IL · No drug or device payments recorded (2025) ·
(312) 766-4949 Dr. Niharika Tanwar, MBBSChicago, IL · No drug or device payments recorded (2025) ·
(312) 766-4949 Dr. Nikhila JuvvadiChicago, IL · No drug or device payments recorded (2025) ·
(773) 542-2000 Dr. Nikita DeshpandeChicago, IL · $261 in drug and device payments (2025) ·
(773) 702-1447 Dr. Nikita Pillai, MDChicago, IL · $34 in drug and device payments (2025) · Telehealth ·
(312) 926-3627 Dr. Nikita ShahChicago, IL · No drug or device payments recorded (2025) ·
(951) 760-3690 Dr. Niki Wadhwa, MDChicago, IL · No drug or device payments recorded (2025) ·
(312) 996-6590 Dr. Nilesh Patel, M.D.Chicago, IL · No drug or device payments recorded (2025) ·
(773) 542-2000 Dr. Niluardo Cay, M.D.Chicago, IL · $27 in drug and device payments (2025) · Telehealth ·
(773) 235-5391 Dr. Nilufar Duschanova, MDChicago, IL · No drug or device payments recorded (2025) ·
(773) 257-5701 Dr. Ninda Sherpa, MDChicago, IL · No drug or device payments recorded (2025) ·
(312) 864-6000 Dr. Ninos Nissan, MDChicago, IL · $1,123 in drug and device payments (2025) ·
(312) 864-6000 Dr. Niraj Mahajan, M.D.Chicago, IL · No drug or device payments recorded (2025) ·
(312) 942-5000 Dr. Niraj Mavani, M.D.Chicago, IL · No drug or device payments recorded (2025) ·
(201) 660-2190 Dr. Niranjana Shah, M.D.Chicago, IL · $211 in drug and device payments (2025) ·
(773) 763-6364 Dr. Niren Gandra, M.D.Chicago, IL · No drug or device payments recorded (2025) ·
(773) 702-0240 Dr. Nirmal SinghChicago, IL · No drug or device payments recorded (2025) ·
(559) 577-4180 Dr. Nischal Raya, M.D.Chicago, IL · $13,623 in drug and device payments (2025) · Telehealth ·
(312) 942-5000 Dr. Nisheka VanjaniChicago, IL · No drug or device payments recorded (2025) ·
(312) 503-7975 Dr. Nitin GargChicago, IL · No drug or device payments recorded (2025) ·
(312) 942-5000 Dr. Niva Lubin Johnson, MDChicago, IL · $10,140 in drug and device payments (2025) ·
(773) 488-2200 Dr. Nivash Govindan, MDChicago, IL · No drug or device payments recorded (2025) ·
(312) 864-6000 Dr. Nivetha Saravanan, MDChicago, IL · No drug or device payments recorded (2025) ·
(312) 926-2000 Dr. Niyati Bhandari, M.D.Chicago, IL · $47 in drug and device payments (2025) · Telehealth ·
(312) 926-6600 Dr. Noah BerensChicago, IL · No drug or device payments recorded (2025) ·
(312) 926-2000 Dr. Noah KeimeChicago, IL · No drug or device payments recorded (2025) ·
(312) 766-4949 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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