Pathologists (Anatomic & Clinical) in Illinois
Data updated monthly · Last refresh October 2026
783 Anatomic Pathology & Clinical Pathology providers practice in Illinois. 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.
783providers
Chicagotop city
Anatomic Pathology & Clinical Pathology by city in Illinois
Choose a city to see providers there.
Where Pathologists (Anatomic & Clinical) in Illinois practice
From CMS Medicare enrollment records covering 338 of the 783 providers listed here (43%). Providers who do not bill Medicare are not included in these figures.
20%solo or small practice (under 10 clinicians)
33%mid-size group (10 to 99)
46%large group or health system (100+)
Largest practice groups
| Group (as registered with Medicare) | Pathologists (Anatomic & Clinical) | All clinicians in group | Main city |
| Northwestern Medical Faculty Foundation | 39 | 4,386 | Chicago |
| Midwest Diagnostic Pathology, S.C. | 30 | 44 | Park Ridge |
| University of Chicago | 21 | 1,674 | Chicago |
| Endeavor Health Medical Group | 18 | 3,330 | Evanston |
| Loyola University Medical Center | 14 | 917 | Maywood |
Hospitals where they hold privileges
| Hospital | City | Ownership | CMS star rating | Pathologists (Anatomic & Clinical) affiliated |
| Northwestern Memorial Hospital | Chicago | Nonprofit | 5 of 5 | 42 |
| Northwestern Medicine Central Dupage Hospital | Winfield | Nonprofit | 5 of 5 | 36 |
| Swedish Hospital | Chicago | Nonprofit | 3 of 5 | 35 |
| The University of Chicago Medical Center | Chicago | Nonprofit | 4 of 5 | 33 |
| Northshore University Healthsystem - Evanston Hospital | Evanston | Nonprofit | 5 of 5 | 32 |
Sources: CMS Doctors and Clinicians (August 2026) and Facility Affiliation files (August 2026); hospital ownership type and overall star rating from CMS Hospital General Information (July 2026). A clinician in several groups is counted once, in the largest group they bill through. Ownership type is what the hospital reports to CMS; it does not show private equity or other investor ownership. How we build this directory.
Anatomic Pathology & Clinical Pathology 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. Robert Hoff, M.D.Abbott Park, IL · No drug or device payments recorded (2025) ·
(847) 938-0609 Dr. Isidro Tolod, M.D.Alton, IL · No drug or device payments recorded (2025) ·
(618) 465-4511 Dr. Jeffrey Kiviat, M.D.Alton, IL · No drug or device payments recorded (2025) ·
(618) 463-7410 Dr. Sarah Starnes, M.D.Alton, IL · No drug or device payments recorded (2025) ·
(618) 465-2571 Dr. Bretta Warren, M.D.Arlington Heights, IL · $19 in drug and device payments (2025) ·
(847) 618-6150 Dr. Jason Weiss, DOArlington Heights, IL · $67 in drug and device payments (2025) ·
(847) 618-6150 Dr. Kishen Manglani, M.D.Arlington Heights, IL · No drug or device payments recorded (2025) ·
(847) 618-6150 Dr. Richard Regan, M.D.Arlington Heights, IL · No drug or device payments recorded (2025) ·
(847) 618-6150 Dr. Robert Toelke, MDArlington Heights, IL · No drug or device payments recorded (2025) ·
(847) 618-1000 Dr. Susan Kern, M.D.Arlington Heights, IL · No drug or device payments recorded (2025) ·
(847) 618-6150 Dr. William Porter, M.D.Arlington Heights, IL · No drug or device payments recorded (2025) ·
(847) 618-6150 Dr. Jaya Ahuja, M.D.Aurora, IL · No drug or device payments recorded (2025) ·
(630) 801-2022 Dr. Kevin Ha, D.O.Aurora, IL · No drug or device payments recorded (2025) ·
(630) 723-2017 Dr. Saba Khan, MDAurora, IL · No drug or device payments recorded (2025) ·
(630) 859-8700 Dr. Shawn Lapetino, M.D.Aurora, IL · No drug or device payments recorded (2025) ·
(630) 859-8700 Dr. Sheryl Snyder, MDAurora, IL · No drug or device payments recorded (2025) ·
(630) 859-8700 Dr. Alexander Pederson, MDBelleville, IL · $125 in drug and device payments (2025) ·
(618) 234-2120 Dr. Allison Howard, MDBelleville, IL · No drug or device payments recorded (2025) ·
(618) 234-2120 Dr. Christopher Murphy, M.D.Belleville, IL · No drug or device payments recorded (2025) ·
(618) 234-2120 Dr. Dolph Haege, MDBelleville, IL · No drug or device payments recorded (2025) ·
(618) 234-2120 Dr. Frank Pikul, M.D.Belleville, IL · $65,275 in drug and device payments (2025) ·
(618) 233-6975 Dr. Olivia Ludwig, M.D.Belleville, IL · $122 in drug and device payments (2025) ·
(618) 234-2120 Dr. Vidya Deshpande, M.D.Belleville, IL · No drug or device payments recorded (2025) ·
(618) 235-0777 Dr. Amer Abboud, MDBerwyn, IL · No drug or device payments recorded (2025) ·
(708) 795-3975 Dr. Chinbang Li, M.D.Bloomington, IL · No drug or device payments recorded (2025) ·
(309) 663-2237 Dr. Larry Joyce, DOBloomington, IL · No drug or device payments recorded (2025) ·
(309) 663-2237 Dr. Lawrence Kohaus, M.D.Bloomington, IL · No drug or device payments recorded (2025) ·
(309) 663-2237 Dr. Louis Boelen, M.D.Bloomington, IL · No drug or device payments recorded (2025) ·
(309) 663-2237 Dr. Rejeana Mullins, M.D.Bloomington, IL · No drug or device payments recorded (2025) ·
(309) 820-8767 Dr. Stephanie Applebaum, M.D.Blue Island, IL · No drug or device payments recorded (2025) ·
(708) 597-2000 Dr. David Wilson, MDBuffalo Grove, IL · $130 in drug and device payments (2025) ·
(224) 588-9940 Dr. Shiwen Song, MDBuffalo Grove, IL · No drug or device payments recorded (2025) ·
(224) 588-9940 Dr. Yousef Tadros, MDBuffalo Grove, IL · $29 in drug and device payments (2025) ·
(224) 588-9940 Dr. Anthony Chang, MDBurr Ridge, IL · $97,264 in drug and device payments (2025) ·
(773) 834-4064 Dr. Ronald Champagne, M.D.Canton, IL · No drug or device payments recorded (2025) ·
(309) 647-5240 Dr. Elliott Lhospital, D.O.Carbondale, IL · No drug or device payments recorded (2025) ·
(618) 549-0721 Dr. Heather Barrett, MDCarbondale, IL · No drug or device payments recorded (2025) ·
(618) 549-0721 Dr. Ibraheem Javeed MohammedCarbondale, IL · No drug or device payments recorded (2025) ·
(618) 549-0721 Dr. Moses Adeyanju, M.D.Carbondale, IL · No drug or device payments recorded (2025) ·
(618) 549-0721 Dr. Rupal Parmar, M.D.Carbondale, IL · No drug or device payments recorded (2025) ·
(618) 549-0721 Dr. Hong Chen, MDCentralia, IL · $51 in drug and device payments (2025) ·
(618) 436-5034 Dr. Krishna Irrinki, M.DChampaign, IL · No drug or device payments recorded (2025) ·
(217) 337-2310 Dr. Salim Khazoum, MDChampaign, IL · No drug or device payments recorded (2025) ·
(217) 337-2310 Dr. Tangella Krishnarao, M.D.Champaign, IL · No drug or device payments recorded (2025) ·
(217) 337-2310 Dr. Aarti Sharma, MDChicago, IL · No drug or device payments recorded (2025) ·
(773) 834-8376 Dr. Abdullah AlmajnooniChicago, IL · No drug or device payments recorded (2025) ·
(312) 942-8850 Dr. Adam Krouse, MDChicago, IL · No drug or device payments recorded (2025) ·
(312) 942-5000 Dr. Adil Zarif, M.D.Chicago, IL · No drug or device payments recorded (2025) ·
(773) 884-5150 Dr. Ailyn Tan, M.D.Chicago, IL · No drug or device payments recorded (2025) ·
(773) 989-1422 Common questions
How many Anatomic Pathology & Clinical Pathology providers are in Illinois?There are 783 Anatomic Pathology & Clinical Pathology providers with active NPI records practicing in Illinois, according to federal NPPES data refreshed monthly.
Which cities in Illinois have the most Anatomic Pathology & Clinical Pathology providers?Chicago (305), Maywood (48), Evanston (46) have the highest concentration of Anatomic Pathology & Clinical Pathology providers in Illinois.
How many Anatomic Pathology & Clinical Pathology providers in Illinois received drug or device company payments?86 of 783 Anatomic Pathology & Clinical Pathology providers in Illinois (11%) received at least one payment from a drug or device company in 2025, according to the federal Open Payments program.
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 Pathologists (Anatomic & Clinical) in Illinois work in independent practices or large health systems?Among 338 Pathologists (Anatomic & Clinical) in Illinois enrolled in Medicare, 20% bill through a solo or small practice with fewer than 10 clinicians, 33% through a mid-size group of 10 to 99, and 46% through a large group or health system with 100 or more clinicians, according to CMS enrollment records.
Which hospitals do Pathologists (Anatomic & Clinical) in Illinois work at?According to CMS facility affiliation records, the Illinois hospitals where the most Pathologists (Anatomic & Clinical) hold privileges are Northwestern Memorial Hospital in Chicago; Northwestern Medicine Central Dupage Hospital in Winfield; Swedish Hospital in Chicago.
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