Hematologists and Oncologists in Illinois
Data updated monthly · Last refresh October 2026
668 Hematology & Oncology providers practice in Illinois, including 272 (41%) 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.
668providers
272telehealth
Chicagotop city
Hematology & Oncology by city in Illinois
Choose a city to see providers there.
Hematology & Oncology 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. Yujie Zhao, MD PHDUrbana, IL · No drug or device payments recorded (2025) · Telehealth ·
(217) 383-6636 Dr. Dragana Tomic, MDWarrenville, IL · $211 in drug and device payments (2025) · Telehealth ·
(630) 352-5300 Dr. Fahad Faruqi, MDWarrenville, IL · No drug or device payments recorded (2025) · Telehealth ·
(630) 352-5450 Dr. John Ayers, MDWarrenville, IL · $68 in drug and device payments (2025) · Telehealth ·
(630) 352-5450 Dr. Kevin Dawravoo, M.D.Warrenville, IL · $4,913 in drug and device payments (2025) · Telehealth ·
(630) 352-5300 Dr. Laura Horvath, MDWarrenville, IL · No drug or device payments recorded (2025) ·
(630) 352-5300 Dr. Linda Ferris, DOWarrenville, IL · No drug or device payments recorded (2025) · Telehealth ·
(630) 352-5450 Dr. Renee Cheng, MDWarrenville, IL · No drug or device payments recorded (2025) · Telehealth ·
(630) 352-5450 Dr. Irene Ma, MDWinfield, IL · $225 in drug and device payments (2025) ·
(630) 364-7850 Dr. Liyun Huang, FNPWoodridge, IL · No drug or device payments recorded (2025) ·
(815) 300-7764 Dr. Refat Baridi, MDWoodridge, IL · $1,572 in drug and device payments (2025) · Telehealth ·
(815) 300-7764 Dr. Ajaz Khan, M.D.Zion, IL · $4,382 in drug and device payments (2025) · Telehealth ·
(800) 322-9183 Dr. Ashwin Sheelvanth, MDZion, IL · $415 in drug and device payments (2025) · Telehealth ·
(800) 322-9183 Dr. Evan Pisick, M.D.Zion, IL · No drug or device payments recorded (2025) · Telehealth ·
(800) 322-9183 Dr. Kevin Zhang, M.D.Zion, IL · $206 in drug and device payments (2025) · Telehealth ·
(800) 322-9183 Dr. Rohit Shah, M.D.Zion, IL · No drug or device payments recorded (2025) ·
(847) 872-6246 Dr. Tulio Rodriguez, M.D.Zion, IL · $45,695 in drug and device payments (2025) · Telehealth ·
(800) 322-9183 Dr. Walter Stadler, MDZion, IL · $11,582 in drug and device payments (2025) · Telehealth ·
(800) 322-9183 Conditions Hematology & Oncology providers in Illinois commonly treat
Patients often search by condition rather than specialty. These are conditions typically managed by Hematology & Oncology providers. Individual practices vary, so confirm with the provider before booking.
- Breast cancer
- Lung cancer
- Lymphoma
- Leukemia
- Anemia
- Blood disorders
Common questions
How many Hematology & Oncology providers are in Illinois?There are 668 Hematology & Oncology providers with active NPI records practicing in Illinois, according to federal NPPES data refreshed monthly.
Do Hematology & Oncology providers in Illinois offer telehealth?Yes. 272 of the 668 Hematology & Oncology providers in Illinois (about 41%) report offering telehealth services in CMS data.
Which cities in Illinois have the most Hematology & Oncology providers?Chicago (232), Maywood (45), Springfield (31) have the highest concentration of Hematology & Oncology providers in Illinois.
How many Hematology & Oncology providers in Illinois received drug or device company payments?421 of 668 Hematology & Oncology providers in Illinois (63%) received at least one payment from a drug or device company in 2025, according to the federal Open Payments program.
What conditions do Hematology & Oncology providers in Illinois treat?Hematology & Oncology providers commonly treat breast cancer, lung cancer, lymphoma, leukemia, anemia 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 Hematologists and Oncologists in Illinois work in independent practices or large health systems?Among 427 Hematologists and Oncologists in Illinois enrolled in Medicare, 5% bill through a solo or small practice with fewer than 10 clinicians, 19% through a mid-size group of 10 to 99, and 76% through a large group or health system with 100 or more clinicians, according to CMS enrollment records.
Which hospitals do Hematologists and Oncologists in Illinois work at?According to CMS facility affiliation records, the Illinois hospitals where the most Hematologists and Oncologists hold privileges are Northwestern Medicine Central Dupage Hospital in Winfield; Northwestern Memorial Hospital in Chicago; The University of Chicago Medical Center in Chicago.
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