HealthcareDiscovery.AI / Doctors / Illinois / Internal Medicine

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 in Chicago2,841 providers
Internal Medicine in Maywood252 providers
Internal Medicine in Springfield196 providers
Internal Medicine in Evanston180 providers
Internal Medicine in Peoria171 providers
Internal Medicine in Oak Lawn169 providers
Internal Medicine in Park Ridge160 providers
Internal Medicine in Urbana142 providers
Internal Medicine in Rockford81 providers
Internal Medicine in Naperville73 providers
Internal Medicine in Mchenry72 providers
Internal Medicine in Berwyn68 providers
Internal Medicine in Skokie64 providers
Internal Medicine in Elgin61 providers
Internal Medicine in Oak Park59 providers
Internal Medicine in Glenview58 providers
Internal Medicine in Arlington Heights53 providers
Internal Medicine in Elmhurst48 providers
Internal Medicine in Decatur44 providers
Internal Medicine in Aurora44 providers
Internal Medicine in Long Grove42 providers
Internal Medicine in North Chicago41 providers
Internal Medicine in Joliet40 providers
Internal Medicine in Lombard38 providers

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. Fareed Mardani, M.D
Springfield, IL · No drug or device payments recorded (2025) · (217) 544-6464
Dr. Farhan Hassan, MD
Springfield, IL · No drug or device payments recorded (2025) · (217) 545-8000
Dr. Fnu Bawna, MBBS
Springfield, IL · No drug or device payments recorded (2025) · (217) 545-8000
Dr. Gary Rull, M.D.
Springfield, IL · No drug or device payments recorded (2025) · (217) 545-0182
Dr. Gary Shull, M.D.
Springfield, IL · No drug or device payments recorded (2025) · (217) 528-7541
Dr. Genan Arman
Springfield, IL · No drug or device payments recorded (2025) · (217) 545-8000
Dr. George Burns, MD
Springfield, IL · No drug or device payments recorded (2025) · (217) 528-0307
Dr. George Geranios, MD
Springfield, IL · No drug or device payments recorded (2025) · (217) 528-0307
Dr. Gerardo Gomez Abundis, M.D.
Springfield, IL · No drug or device payments recorded (2025) · Telehealth · (217) 788-2300
Dr. Goutami Nallamothu, M.D.
Springfield, IL · No drug or device payments recorded (2025) · (217) 528-0307
Dr. Hajar El Amri, MD
Springfield, IL · $125 in drug and device payments (2025) · (217) 545-8000
Dr. Haleema Ahmad, DO
Springfield, IL · No drug or device payments recorded (2025) · (217) 545-8000
Dr. Hamid Al-johany, M.D.
Springfield, IL · No drug or device payments recorded (2025) · (217) 545-8000
Dr. Hejab Syed, MD
Springfield, IL · No drug or device payments recorded (2025) · (217) 545-8000
Dr. Helen Kwong, MD
Springfield, IL · No drug or device payments recorded (2025) · (217) 789-3600
Dr. Idelle Woodson, M.D.
Springfield, IL · No drug or device payments recorded (2025) · Telehealth · (217) 528-7541
Dr. Jackson Mooney, DO
Springfield, IL · No drug or device payments recorded (2025) · (217) 545-8000
Dr. Jacob Varney, M.D.
Springfield, IL · No drug or device payments recorded (2025) · (217) 545-8000
Dr. Jacob Ward, MD
Springfield, IL · No drug or device payments recorded (2025) · (217) 545-8000
Dr. Jaleel Jerry Sweis, MD
Springfield, IL · No drug or device payments recorded (2025) · (217) 545-8000
Dr. James Lafata, M.D.
Springfield, IL · No drug or device payments recorded (2025) · (217) 698-9722
Dr. James White, M.D.
Springfield, IL · No drug or device payments recorded (2025) · (217) 787-2095
Dr. Jay Michels, D.O.
Springfield, IL · No drug or device payments recorded (2025) · (217) 545-8000
Dr. John Lee, M.D.
Springfield, IL · $180 in drug and device payments (2025) · (217) 545-8000
Dr. Jonathan Shpigelman
Springfield, IL · No drug or device payments recorded (2025) · (217) 545-8000
Dr. Jordan Bruce, MD
Springfield, IL · No drug or device payments recorded (2025) · (217) 545-8000
Dr. Julio Mendoza Estrada, DO
Springfield, IL · No drug or device payments recorded (2025) · (217) 545-8000
Dr. Junzhi Lin, M.D.
Springfield, IL · $62 in drug and device payments (2025) · (217) 545-0182
Dr. Kaci Alexander, D.O.
Springfield, IL · No drug or device payments recorded (2025) · (217) 545-8000
Dr. Katherine Thompson, MD, MPH
Springfield, IL · No drug or device payments recorded (2025) · (217) 528-7541
Dr. Kathleen Treanor, M.D.
Springfield, IL · No drug or device payments recorded (2025) · (217) 786-0093
Dr. Kathryn Carey, DO
Springfield, IL · No drug or device payments recorded (2025) · (217) 545-8000
Dr. Keerthi Nannapaneni
Springfield, IL · No drug or device payments recorded (2025) · (630) 402-8499
Dr. Kwesi Grant-acquah, MD
Springfield, IL · $2,289 in drug and device payments (2025) · Telehealth · (217) 545-0182
Dr. Larry Holder, M.D.
Springfield, IL · No drug or device payments recorded (2025) · (217) 545-0182
Dr. Laura Beth Ingalsbe, RN
Springfield, IL · No drug or device payments recorded (2025) · (217) 545-8000
Dr. Lavanya Kolluri, M.D.
Springfield, IL · No drug or device payments recorded (2025) · (217) 862-0062
Dr. Lindsey Atwood, MD
Springfield, IL · No drug or device payments recorded (2025) · (217) 528-7541
Dr. Lisa Benning, M.D.
Springfield, IL · No drug or device payments recorded (2025) · (217) 528-7541
Dr. Maaha Ayub, MBBS
Springfield, IL · No drug or device payments recorded (2025) · (217) 545-8000
Dr. Madeleine Brindle, MD
Springfield, IL · No drug or device payments recorded (2025) · (217) 545-8229
Dr. Mariam Jashi, MD
Springfield, IL · No drug or device payments recorded (2025) · (217) 545-8000
Dr. Marium Asif
Springfield, IL · No drug or device payments recorded (2025) · (217) 545-8000
Dr. Mark Graves, MD
Springfield, IL · No drug or device payments recorded (2025) · (217) 545-8000
Dr. Mark Hansen, M.D.
Springfield, IL · No drug or device payments recorded (2025) · (217) 862-0806
Dr. Martha Hlafka, M.D.
Springfield, IL · No drug or device payments recorded (2025) · (217) 545-8000
Dr. Mary Saunders, MD
Springfield, IL · No drug or device payments recorded (2025) · (217) 528-0307
Dr. Matt Demir
Springfield, IL · No drug or device payments recorded (2025) · (217) 545-8000
Dr. Matthew Power, MD
Springfield, IL · No drug or device payments recorded (2025) · (217) 545-8000
Dr. Michael Bova, M.D.
Springfield, IL · No drug or device payments recorded (2025) · (217) 726-9346

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.

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.

Related reading on HealthcareDiscovery.AI

Internal Medicine in all 50 states Search all 7,189 in the directory Ask Zach for help choosing

Related

Try a city like Tucson, a zip like 85016, or a specialty like psychiatry. For a doctor by name, use the full search.
Sources: NPPES (CMS), Doctors and Clinicians national files, CMS Open Payments 2025. Updated monthly. Records are public federal data and are not verified credentials, licensure checks, or endorsements. This directory is informational and not medical advice. How we build this directory. Are you a Internal Medicine in Illinois? Get featured.