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. Larry Kaskel, MDBannockburn, IL · $384 in drug and device payments (2025) ·
(847) 595-4838 Dr. Monika Mclain, MDBannockburn, IL · $100 in drug and device payments (2025) · Telehealth ·
(847) 916-8945 Dr. Ned Zallik, M.D.Bannockburn, IL · $16 in drug and device payments (2025) ·
(224) 496-6772 Dr. Sabrina Jones, M.D.Bannockburn, IL · $16 in drug and device payments (2025) ·
(847) 317-1717 Dr. Arthur Ostrowski, M.D.Barrington, IL · $1,738 in drug and device payments (2025) · Telehealth ·
(847) 382-5850 Dr. Arvind Maheshwari, MDBarrington, IL · $1,722 in drug and device payments (2025) · Telehealth ·
(847) 842-5920 Dr. Behzad Farah, MDBarrington, IL · No drug or device payments recorded (2025) ·
(847) 382-5350 Dr. Deepkamal Kaur, M.D.Barrington, IL · No drug or device payments recorded (2025) · Telehealth ·
(847) 381-5800 Dr. Eva Ostrowski, M.D.Barrington, IL · No drug or device payments recorded (2025) ·
(847) 382-5850 Dr. Galina Goode, M.D.Barrington, IL · No drug or device payments recorded (2025) ·
(847) 842-4000 Dr. Jennifer Vakharia, MDBarrington, IL · No drug or device payments recorded (2025) ·
(630) 712-6373 Dr. John Gong, MDBarrington, IL · $1,263 in drug and device payments (2025) · Telehealth ·
(847) 462-1700 Dr. Joseph Daddino, M.D.Barrington, IL · No drug or device payments recorded (2025) ·
(847) 382-7452 Dr. Kristine Young, M.D.Barrington, IL · No drug or device payments recorded (2025) ·
(847) 304-6900 Dr. Leo Kelly, M.D.Barrington, IL · No drug or device payments recorded (2025) ·
(847) 842-4000 Dr. Meghana TipparthyBarrington, IL · No drug or device payments recorded (2025) · Telehealth ·
(847) 620-7185 Dr. Melinda Einfalt, MDBarrington, IL · $146 in drug and device payments (2025) ·
(847) 620-7185 Dr. Minhaj Musa, M.D.Barrington, IL · No drug or device payments recorded (2025) · Telehealth ·
(847) 381-5800 Dr. Preslav Valchev, MDBarrington, IL · No drug or device payments recorded (2025) ·
(847) 719-2265 Dr. Samuel Hill, D.O.Barrington, IL · $23 in drug and device payments (2025) ·
(847) 719-2220 Dr. Seng Leong, MDBarrington, IL · No drug or device payments recorded (2025) · Telehealth ·
(847) 381-5800 Dr. Shrestha Singh, DOBarrington, IL · No drug or device payments recorded (2025) ·
(847) 719-2220 Dr. Korhan Raif, MDBarry, IL · $1,112 in drug and device payments (2025) ·
(217) 335-2343 Dr. Edwin Espinosa, MDBartlett, IL · No drug or device payments recorded (2025) ·
(630) 213-7788 Dr. Ellen Kochman-simon, M.D.Bartlett, IL · No drug or device payments recorded (2025) ·
(630) 213-3232 Dr. Kenneth Albrecht, M.D.Bartlett, IL · No drug or device payments recorded (2025) ·
(630) 204-0164 Dr. Priya Dileep, M.D.Bartlett, IL · No drug or device payments recorded (2025) · Telehealth ·
(630) 716-7500 Dr. Qamar Jalil, M.D.Bartlett, IL · No drug or device payments recorded (2025) ·
(630) 213-9600 Dr. Raj Patel, M.D.Bartlett, IL · $15 in drug and device payments (2025) ·
(630) 289-6024 Dr. Sunny Sharma, MDBartlett, IL · $429 in drug and device payments (2025) · Telehealth ·
(630) 716-7500 Dr. Vinod Patel, MDBartlett, IL · No drug or device payments recorded (2025) ·
(630) 372-2567 Dr. Vijaya Jujjavarapu, M.D.Bartonville, IL · $281 in drug and device payments (2025) ·
(309) 698-2416 Dr. Adam Blonsky, MDBatavia, IL · No drug or device payments recorded (2025) ·
(630) 879-2110 Dr. Hailey Sibbett, D.O.Batavia, IL · No drug or device payments recorded (2025) · Telehealth ·
(630) 879-2110 Dr. Philip Branshaw, MDBatavia, IL · $86 in drug and device payments (2025) · Telehealth ·
(630) 879-5700 Dr. Reena Shah, D.O.Batavia, IL · No drug or device payments recorded (2025) · Telehealth ·
(630) 879-2110 Dr. Ronald Bosh, MDBatavia, IL · No drug or device payments recorded (2025) ·
(630) 879-2110 Dr. Ted Kulczycki, M.D.Batavia, IL · $207 in drug and device payments (2025) · Telehealth ·
(630) 879-2110 Dr. Sanja Krnic-barrie, MDBay Pines, IL · No drug or device payments recorded (2025) ·
(727) 398-6661 Dr. Ahmad Rimawi, MDBelleville, IL · No drug or device payments recorded (2025) ·
(618) 257-6220 Dr. Ahmad Zabad, M.D.Belleville, IL · No drug or device payments recorded (2025) ·
(618) 257-6220 Dr. Alexander Bolton, D.O.Belleville, IL · No drug or device payments recorded (2025) ·
(618) 233-3066 Dr. Anne Cath, MDBelleville, IL · $18 in drug and device payments (2025) ·
(618) 236-8000 Dr. Beatriz Pardo, MDBelleville, IL · $378 in drug and device payments (2025) ·
(618) 236-8000 Dr. Dany Saturno Arias, M.D.Belleville, IL · No drug or device payments recorded (2025) ·
(618) 233-7750 Dr. Dennis Larson, M.D.Belleville, IL · No drug or device payments recorded (2025) ·
(618) 235-1510 Dr. Duk Kim, M.D.Belleville, IL · No drug or device payments recorded (2025) ·
(618) 233-0308 Dr. Eldon Trame, M.D.Belleville, IL · No drug or device payments recorded (2025) ·
(618) 234-0640 Dr. Elizabeth Stewart, M.D.Belleville, IL · $18 in drug and device payments (2025) ·
(618) 234-0640 Dr. Erum Shaikh, M.D.Belleville, IL · $28 in drug and device payments (2025) ·
(618) 257-6200 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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