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. Nancy Zamora, MDChicago, IL · $34 in drug and device payments (2025) · Telehealth ·
(773) 871-4409 Dr. Narasimha Saladi, M.DChicago, IL · No drug or device payments recorded (2025) ·
(773) 525-6780 Dr. Naresh Thakur, M.D.Chicago, IL · No drug or device payments recorded (2025) · Telehealth ·
(312) 926-5111 Dr. Naser Rustom, MDChicago, IL · $101 in drug and device payments (2025) ·
(773) 509-9099 Dr. Naser Yamani, MDChicago, IL · $2,678 in drug and device payments (2025) ·
(312) 864-7229 Dr. Nasreen Shah, M.D.Chicago, IL · No drug or device payments recorded (2025) ·
(773) 257-6730 Dr. Natalie CameronChicago, IL · No drug or device payments recorded (2025) · Telehealth ·
(312) 695-8630 Dr. Natalie Mykytsey, M.D.Chicago, IL · No drug or device payments recorded (2025) ·
(312) 567-2053 Dr. Natalie Otto, MDChicago, IL · No drug or device payments recorded (2025) ·
(312) 942-7080 Dr. Natalya Vladimirskiy, M.D.Chicago, IL · No drug or device payments recorded (2025) ·
(773) 250-5222 Dr. Natasha Edman, MD, PHDChicago, IL · No drug or device payments recorded (2025) ·
(312) 503-7975 Dr. Natasha Nichols, M.D.Chicago, IL · No drug or device payments recorded (2025) ·
(312) 695-0665 Dr. Natasha PowellChicago, IL · No drug or device payments recorded (2025) ·
(773) 702-6840 Dr. Natchaya Polpichai, MD Dr. Nathan CowanChicago, IL · No drug or device payments recorded (2025) ·
(312) 666-3494 Dr. Nathaniel Glasser, M.D.Chicago, IL · No drug or device payments recorded (2025) · Telehealth ·
(773) 702-6840 Dr. Nathaniel Murphy, MDChicago, IL · $856 in drug and device payments (2025) ·
(312) 926-2000 Dr. Nathaniel SchwartzChicago, IL · No drug or device payments recorded (2025) ·
(312) 942-7100 Dr. Nathan KongChicago, IL · $713 in drug and device payments (2025) ·
(773) 702-6840 Dr. Nathan YeeChicago, IL · No drug or device payments recorded (2025) ·
(312) 926-2000 Dr. Navika Chhabra, MDChicago, IL · $568 in drug and device payments (2025) ·
(312) 864-6000 Dr. Nawal Mahboob Basha, MDChicago, IL · No drug or device payments recorded (2025) ·
(312) 864-6000 Dr. Nayeh Mirshed, M.D.Chicago, IL · $1,489 in drug and device payments (2025) ·
(773) 424-4048 Dr. Ndudi Aniemeka, MDChicago, IL · $1,111 in drug and device payments (2025) ·
(773) 378-4823 Dr. Neal Fischer, M.D.Chicago, IL · No drug or device payments recorded (2025) ·
(312) 441-5528 Dr. Necholas Ghannam, MDChicago, IL · No drug or device payments recorded (2025) ·
(773) 445-3500 Dr. Neda LaiteerapongChicago, IL · No drug or device payments recorded (2025) · Telehealth ·
(888) 824-0200 Dr. Neel French, MDChicago, IL · No drug or device payments recorded (2025) ·
(773) 857-2650 Dr. Neel MatiwalaChicago, IL · No drug or device payments recorded (2025) ·
(312) 942-5000 Dr. Neema Patel, DOChicago, IL · No drug or device payments recorded (2025) ·
(312) 653-6000 Dr. Neerja Ahlowalia, MDChicago, IL · No drug or device payments recorded (2025) ·
(773) 933-0800 Dr. Neeta Venepalli, M.D.Chicago, IL · No drug or device payments recorded (2025) ·
(312) 996-1581 Dr. Neeti Sharma, MDChicago, IL · No drug or device payments recorded (2025) ·
(312) 860-7778 Dr. Neha Aggarwal, MDChicago, IL · No drug or device payments recorded (2025) ·
(312) 926-2000 Dr. Neha Awati, MDChicago, IL · $1,203 in drug and device payments (2025) · Telehealth ·
(312) 864-6000 Dr. Neha GuptaChicago, IL · No drug or device payments recorded (2025) ·
(773) 564-5225 Dr. Neha Jaswal, MDChicago, IL · No drug or device payments recorded (2025) ·
(312) 864-6000 Dr. Neha Patel, MDChicago, IL · $1,380 in drug and device payments (2025) ·
(773) 542-2000 Dr. Neha Reddy, MD,Chicago, IL · No drug or device payments recorded (2025) ·
(312) 695-6939 Dr. Neha Sehgal, DOChicago, IL · $124 in drug and device payments (2025) ·
(773) 702-6222 Dr. Neha Sharma, M.D.Chicago, IL · $154 in drug and device payments (2025) ·
(773) 257-6552 Dr. Neil Gupta, MD, MPHChicago, IL · $130 in drug and device payments (2025) ·
(866) 600-2273 Dr. Neil Perlman, MDChicago, IL · No drug or device payments recorded (2025) ·
(847) 571-0912 Dr. Nepheli RaptisChicago, IL · No drug or device payments recorded (2025) ·
(312) 926-2000 Dr. Nevenka Maric, MDChicago, IL · No drug or device payments recorded (2025) · Telehealth ·
(312) 864-6500 Dr. Newsha Nikzad, MDChicago, IL · No drug or device payments recorded (2025) ·
(773) 702-1447 Dr. Ngozi Emuchay, MDChicago, IL · No drug or device payments recorded (2025) ·
(866) 600-2273 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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