Colon & Rectal Surgery in Chicago, Illinois
Data updated monthly · Last refresh September 2026
44 Colon & Rectal Surgery providers practice in Chicago, and 50% received drug or device company payments in 2025. Listings are drawn from federal public records and are not endorsements.
Colon & Rectal Surgery providers in Chicago
Listed alphabetically. 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. Amy Halverson, MDChicago, IL · No drug or device payments recorded (2025) · Telehealth ·
(312) 695-9797 Dr. Anders Mellgren, MDChicago, IL · No drug or device payments recorded (2025) ·
(312) 355-4300 Dr. Ariane Abcarian, M.D.Chicago, IL · $1,349 in drug and device payments (2025) ·
(312) 864-5207 Dr. Benjamin ShoganChicago, IL · No drug or device payments recorded (2025) ·
(888) 824-0200 Dr. Brendan O'donnell, MDChicago, IL · $1,241 in drug and device payments (2025) ·
(342) 942-6510 Dr. Brian BrajcichChicago, IL · No drug or device payments recorded (2025) · Telehealth ·
(312) 695-6868 Dr. Elisa Bianchi, MDChicago, IL · $907 in drug and device payments (2025) · Telehealth ·
(312) 996-2061 Dr. Ernestine Hambrick, M.D.Chicago, IL · No drug or device payments recorded (2025) ·
(312) 997-7200 Dr. Francisco Quinteros, M.D.Chicago, IL · $21,252 in drug and device payments (2025) · Telehealth ·
(773) 327-6800 Dr. Francois Dagbert, M.D.Chicago, IL · No drug or device payments recorded (2025) ·
(312) 864-6000 Dr. Gerald GanttChicago, IL · $1,460 in drug and device payments (2025) · Telehealth ·
(312) 996-2061 Dr. Herand AbcarianChicago, IL · No drug or device payments recorded (2025) ·
(866) 600-2273 Dr. Jacqueline Harrison, M.D.Chicago, IL · $3,234 in drug and device payments (2025) ·
(312) 996-9336 Dr. James Unti, M.D.Chicago, IL · No drug or device payments recorded (2025) ·
(773) 880-6040 Dr. Jared Emolo, MDChicago, IL · $218 in drug and device payments (2025) ·
(773) 296-7095 Dr. Jean-sebastien Trepanier, M.D.Chicago, IL · No drug or device payments recorded (2025) ·
(312) 864-6000 Dr. Jennifer Blumetti, MDChicago, IL · No drug or device payments recorded (2025) ·
(312) 864-5253 Dr. Jessica ChinChicago, IL · $817 in drug and device payments (2025) ·
(773) 975-1600 Dr. Jiri Melich, MDChicago, IL · No drug or device payments recorded (2025) ·
(312) 864-6000 Dr. Joaquin Estrada, MDChicago, IL · $229 in drug and device payments (2025) ·
(773) 296-7095 Dr. John Konen, M.D.Chicago, IL · $179 in drug and device payments (2025) ·
(312) 942-7088 Dr. Jose CintronChicago, IL · No drug or device payments recorded (2025) ·
(866) 600-2273 Dr. Kinga Olortegui, M.D.Chicago, IL · No drug or device payments recorded (2025) · Telehealth ·
(773) 702-6337 Dr. Konstantin Umanskiy, MDChicago, IL · $3,250 in drug and device payments (2025) ·
(773) 702-2026 Dr. Lisa Cannon, M.D.Chicago, IL · No drug or device payments recorded (2025) ·
(773) 834-3631 Dr. Madeline PoirierChicago, IL · No drug or device payments recorded (2025) ·
(866) 600-2273 Dr. Marco Bertucci Zoccali, MDChicago, IL · $1,720 in drug and device payments (2025) · Telehealth ·
(773) 702-6337 Dr. Marc Singer, M.D.Chicago, IL · $932 in drug and device payments (2025) ·
(312) 704-2885 Dr. Marissa Anderson, M.D.Chicago, IL · $151 in drug and device payments (2025) ·
(312) 942-7088 Dr. Martin Uwah, M.D.Chicago, IL · $3,602 in drug and device payments (2025) ·
(773) 702-4300 Dr. Melinda Stack, M.D.Chicago, IL · No drug or device payments recorded (2025) ·
(847) 570-1700 Dr. Miles Grunvald, MDChicago, IL · $4,750 in drug and device payments (2025) ·
(773) 702-6337 Dr. Mohammad Ali Abbass, MDChicago, IL · $801 in drug and device payments (2025) · Telehealth ·
(312) 695-5620 Dr. Neil HymanChicago, IL · No drug or device payments recorded (2025) ·
(888) 824-0200 Dr. Roger HurstChicago, IL · No drug or device payments recorded (2025) ·
(888) 824-0200 Dr. Saeed Albalawi, MDChicago, IL · No drug or device payments recorded (2025) ·
(347) 922-0293 Dr. Scott Strong, MDChicago, IL · No drug or device payments recorded (2025) ·
(312) 695-6868 Dr. Sowmya Narayanan, MD PHDChicago, IL · $1,265 in drug and device payments (2025) · Telehealth ·
(312) 695-6868 Dr. Steven Stryker, M.D.Chicago, IL · $100 in drug and device payments (2025) ·
(312) 943-5427 Dr. Theodore Saclarides, M.D.Chicago, IL · No drug or device payments recorded (2025) ·
(312) 942-6500 Dr. Vamsi Velchuru, MDChicago, IL · No drug or device payments recorded (2025) ·
(312) 996-2061 Dr. Virginia Shaffer, M.D.Chicago, IL · $110 in drug and device payments (2025) · Telehealth ·
(888) 824-0200 Dr. Vitaliy Poylin, M.D.Chicago, IL · $212 in drug and device payments (2025) · Telehealth ·
(312) 695-6868 Dr. Vivek Chaudhry, M.D.Chicago, IL · $664 in drug and device payments (2025) ·
(312) 704-2885 Common questions
How many Colon & Rectal Surgery providers are in Chicago, Illinois?There are 44 Colon & Rectal Surgery providers with active NPI records practicing in Chicago, according to federal NPPES data refreshed monthly.
How many Colon & Rectal Surgery providers in Chicago received drug or device company payments?22 of 44 (50%) 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 records 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.
All specialties in Chicago Colon & Rectal Surgery across Illinois