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. Sunil NarulaChicago, IL · No drug or device payments recorded (2025) · Telehealth ·
(888) 824-0200 Dr. Surabhi PathakChicago, IL · $196 in drug and device payments (2025) · Telehealth ·
(888) 824-0200 Dr. Surbhi Warrior, MD, MPHChicago, IL · No drug or device payments recorded (2025) · Telehealth ·
(219) 381-9716 Dr. Tabraiz MohammedChicago, IL · No drug or device payments recorded (2025) · Telehealth ·
(888) 824-0200 Dr. Thiti Jaojaroenkul, MDChicago, IL · $119 in drug and device payments (2025) ·
(773) 883-3787 Dr. Thomas GajewskiChicago, IL · No drug or device payments recorded (2025) · Telehealth ·
(888) 824-0200 Dr. Timothy Oh, MDChicago, IL · $153 in drug and device payments (2025) ·
(312) 926-2000 Dr. Valerie Nelson, MD, MBAChicago, IL · $96 in drug and device payments (2025) · Telehealth ·
(312) 926-2000 Dr. Victor Gordeuk, MDChicago, IL · $10,816 in drug and device payments (2025) ·
(312) 996-5680 Dr. Vijay Ketan Reddy, MDChicago, IL · $1,237 in drug and device payments (2025) ·
(773) 257-5077 Dr. Viktoriya Zelikson, MD Dr. Wafik Sedhom, MDChicago, IL · No drug or device payments recorded (2025) · Telehealth ·
(312) 695-0990 Dr. Wei Zhao, MDChicago, IL · $357 in drug and device payments (2025) · Telehealth ·
(888) 824-0200 Dr. Wendy StockChicago, IL · $8,109 in drug and device payments (2025) · Telehealth ·
(888) 824-0200 Dr. William Leslie, M.D.Chicago, IL · $68 in drug and device payments (2025) · Telehealth ·
(312) 942-5904 Dr. Xavier Andrade-gonzalez, MDChicago, IL · $240 in drug and device payments (2025) · Telehealth ·
(312) 864-6000 Dr. Yael SimonsChicago, IL · $161 in drug and device payments (2025) · Telehealth ·
(212) 420-2000 Dr. Yasmin Abaza, M.D.Chicago, IL · $33,563 in drug and device payments (2025) · Telehealth ·
(312) 695-0990 Dr. Young Kwang Chae, MD, MPH, MBAChicago, IL · $51,454 in drug and device payments (2025) · Telehealth ·
(855) 826-6384 Dr. Yuchen Liu, MDChicago, IL · $247 in drug and device payments (2025) · Telehealth ·
(312) 695-4538 Dr. Yu Oyama, MDChicago, IL · No drug or device payments recorded (2025) ·
(312) 695-9797 Dr. Amer Al Homssi, M.D.Chicago Ridge, IL · $1,083 in drug and device payments (2025) ·
(708) 634-4644 Dr. Bassem Chaar, M.D.Chicago Ridge, IL · $954 in drug and device payments (2025) · Telehealth ·
(708) 424-9710 Dr. Mahmoud Mahafzah, MD, PH.DChicago Ridge, IL · $1,908 in drug and device payments (2025) ·
(708) 424-9710 Dr. Jerry Liu, M.D.Crystal Lake, IL · $388 in drug and device payments (2025) · Telehealth ·
(815) 759-9260 Dr. Kavi Patel, M.D.Crystal Lake, IL · $86 in drug and device payments (2025) · Telehealth ·
(815) 759-9260 Dr. Mintcho Mintchev, DOCrystal Lake, IL · No drug or device payments recorded (2025) ·
(815) 759-9260 Dr. Pinal Chokshi, DOCrystal Lake, IL · $989 in drug and device payments (2025) ·
(815) 759-9260 Dr. Sandeep Chunduri, MDCrystal Lake, IL · $6,071 in drug and device payments (2025) · Telehealth ·
(815) 759-9260 Dr. Jomel Labayog, MDDanville, IL · $1,228 in drug and device payments (2025) ·
(217) 431-4290 Dr. Benjamin Esparaz, M.D.Decatur, IL · $107 in drug and device payments (2025) ·
(217) 876-6600 Dr. Dolores Estrada-garcia, MDDecatur, IL · $707 in drug and device payments (2025) ·
(217) 876-6600 Dr. Evelena Ontiveros, MD PHDDecatur, IL · $618 in drug and device payments (2025) · Telehealth ·
(217) 876-6600 Dr. Perry Guaglianone, M.D.Decatur, IL · $3,234 in drug and device payments (2025) ·
(217) 876-6600 Dr. Sebastien Kairouz, M.D.Decatur, IL · $9,120 in drug and device payments (2025) ·
(217) 877-9442 Dr. Chadi Nabhan, M.D., M. B. A.Deerfield, IL · $6,156 in drug and device payments (2025) ·
(312) 927-3327 Dr. Faisal Saghir, MDDekalb, IL · $30 in drug and device payments (2025) · Telehealth ·
(815) 756-5255 Dr. Sohail Chaudhry, M.D.Dekalb, IL · $1,653 in drug and device payments (2025) ·
(815) 756-5255 Dr. Dennis Azuma, MDDowners Grove, IL · No drug or device payments recorded (2025) ·
(630) 369-1501 Dr. Katy Goldsborough, MDDowners Grove, IL · No drug or device payments recorded (2025) · Telehealth ·
(630) 275-2300 Dr. Neil Dalal, DODowners Grove, IL · $1,754 in drug and device payments (2025) · Telehealth ·
(630) 369-1501 Dr. Suchin Khanna, MDDowners Grove, IL · $68 in drug and device payments (2025) · Telehealth ·
(630) 275-2300 Dr. Hanna Saba, MDEffingham, IL · $837 in drug and device payments (2025) · Telehealth ·
(217) 342-2066 Dr. Jane Grace Manalo, M.D.Effingham, IL · No drug or device payments recorded (2025) ·
(217) 342-2066 Dr. Apurva Desai, M.D.Elgin, IL · $1,812 in drug and device payments (2025) ·
(847) 931-0909 Dr. Chilakamarri Yeshwant, MDElgin, IL · No drug or device payments recorded (2025) ·
(847) 931-0909 Dr. Naushin Shareef, M.D. Dr. Stanley Nabrinsky, MDElgin, IL · $12,826 in drug and device payments (2025) ·
(847) 931-0909 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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