Orthopedic Surgeons in Illinois
Data updated monthly · Last refresh October 2026
990 Orthopaedic Surgery providers practice in Illinois, including 60 (6%) 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.
990providers
60telehealth
Chicagotop city
Orthopaedic Surgery by city in Illinois
Choose a city to see providers there.
Where Orthopedic Surgeons in Illinois practice
From CMS Medicare enrollment records covering 510 of the 990 providers listed here (52%). Providers who do not bill Medicare are not included in these figures.
9%solo or small practice (under 10 clinicians)
12%mid-size group (10 to 99)
79%large group or health system (100+)
Largest practice groups
| Group (as registered with Medicare) | Orthopedic Surgeons | All clinicians in group | Main city |
| Illinois Bone and Joint Institute, LLC | 82 | 603 | Bannockburn |
| Orthomidwest, PLLC | 45 | 531 | Rockford |
| Dupage Medical Group LTD | 29 | 1,326 | Glen Ellyn |
| Northwestern Medical Faculty Foundation | 28 | 4,386 | Chicago |
| Osf Multi-Specialty Group | 20 | 2,123 | Peoria |
Hospitals where they hold privileges
| Hospital | City | Ownership | CMS star rating | Orthopedic Surgeons affiliated |
| Northwest Community Hospital 1 | Arlington Heights | Nonprofit | 4 of 5 | 48 |
| Northwestern Medicine Central Dupage Hospital | Winfield | Nonprofit | 5 of 5 | 47 |
| Elmhurst Memorial Hospital | Elmhurst | For-profit | 3 of 5 | 35 |
| Northwestern Lake Forest Hospital | Lake Forest | Nonprofit | 5 of 5 | 33 |
| Northshore University Healthsystem - Evanston Hospital | Evanston | Nonprofit | 5 of 5 | 33 |
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.
Orthopaedic Surgery 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. Cort Lawton, M.D.Algonquin, IL · $1,285 in drug and device payments (2025) ·
(815) 398-9491 Dr. Frank Bohnenkamp, MDAlgonquin, IL · $5,816 in drug and device payments (2025) ·
(815) 398-9491 Dr. Jeffrey Kazaglis, M.D.Algonquin, IL · $669 in drug and device payments (2025) ·
(815) 398-9491 Dr. John Daniels, M.D.Algonquin, IL · $654 in drug and device payments (2025) ·
(815) 398-9491 Dr. Kelly Holtkamp, M.D.Algonquin, IL · No drug or device payments recorded (2025) ·
(815) 398-9491 Dr. Michael Harvey, M.D.Algonquin, IL · $16,040 in drug and device payments (2025) ·
(815) 398-9491 Dr. Rolando Izquierdo, M.D.Algonquin, IL · $552 in drug and device payments (2025) ·
(815) 398-9491 Dr. Shawn Palmer, DOAlgonquin, IL · $13,648 in drug and device payments (2025) ·
(815) 398-9491 Dr. Steven Rochell, M.D.Algonquin, IL · No drug or device payments recorded (2025) ·
(815) 398-9491 Dr. Trevor Schott, MDAlgonquin, IL · No drug or device payments recorded (2025) ·
(815) 398-9491 Dr. Aaron Omotola, M.D.Alton, IL · $3,320 in drug and device payments (2025) ·
(618) 463-7600 Dr. Bruce Vest, M.D.Alton, IL · $217 in drug and device payments (2025) · Telehealth ·
(618) 474-8052 Dr. James Segrist, M.D.Alton, IL · No drug or device payments recorded (2025) ·
(618) 462-1722 Dr. John Stirnaman, M.D.Alton, IL · No drug or device payments recorded (2025) ·
(618) 463-7600 Dr. John Stirton, MDAlton, IL · $22,934 in drug and device payments (2025) ·
(618) 463-7600 Dr. Michael Taylor, M.D.Alton, IL · No drug or device payments recorded (2025) ·
(618) 463-7600 Dr. Brian Moss, DOArlington Heights, IL · $1,022 in drug and device payments (2025) ·
(847) 593-5511 Dr. Eduard Sladek, MDArlington Heights, IL · $489 in drug and device payments (2025) ·
(847) 593-5511 Dr. Emma Dwyer, MDArlington Heights, IL · $262 in drug and device payments (2025) ·
(847) 870-4200 Dr. E. Quinn Regan, MDArlington Heights, IL · No drug or device payments recorded (2025) ·
(847) 870-6100 Dr. Francis Lamberta, MDArlington Heights, IL · $14 in drug and device payments (2025) ·
(847) 870-6100 Dr. James Hill, MDArlington Heights, IL · $324 in drug and device payments (2025) ·
(847) 870-6100 Dr. John Ross, MDArlington Heights, IL · $476 in drug and device payments (2025) ·
(847) 870-4200 Dr. Kevin Hilton, MDArlington Heights, IL · $424 in drug and device payments (2025) ·
(847) 870-6100 Dr. Peter Boucas, DOArlington Heights, IL · $2,458 in drug and device payments (2025) ·
(847) 870-4200 Dr. Phillip Ludkowski, MDArlington Heights, IL · $1,642 in drug and device payments (2025) ·
(847) 870-6100 Dr. Thomas Kim, MDArlington Heights, IL · $238 in drug and device payments (2025) ·
(847) 593-5511 Dr. Gerard Marty, MDArlington Hts, IL · No drug or device payments recorded (2025) ·
(847) 870-4200 Dr. Richard Mannion, MDArlington Hts, IL · No drug or device payments recorded (2025) ·
(847) 870-4200 Dr. Sergey Kachar, DOArlington Hts, IL · $111 in drug and device payments (2025) ·
(847) 870-4200 Dr. Thomas Tingle, MDArlington Hts, IL · $21 in drug and device payments (2025) ·
(847) 870-4200 Dr. Brian Walczak, DOAurora, IL · No drug or device payments recorded (2025) ·
(630) 978-3800 Dr. John Pinnello, MDAurora, IL · No drug or device payments recorded (2025) ·
(630) 978-3800 Dr. Matt Wonais, MDAurora, IL · $3,354 in drug and device payments (2025) ·
(630) 978-3800 Dr. Saad Khan, DOAurora, IL · $3,458 in drug and device payments (2025) ·
(630) 264-8720 Dr. Scott O'connor, M.D.Aurora, IL · No drug or device payments recorded (2025) ·
(630) 978-3800 Dr. Steven Rabin, MDAurora, IL · No drug or device payments recorded (2025) ·
(630) 859-8700 Dr. Thomas Huberty, M.D.Aurora, IL · No drug or device payments recorded (2025) ·
(630) 978-3800 Dr. Thomas Mcgivney, MDAurora, IL · No drug or device payments recorded (2025) ·
(630) 978-3800 Dr. Thomas White, MDAurora, IL · No drug or device payments recorded (2025) ·
(630) 859-8700 Dr. William Galassi, M.D.Aurora, IL · No drug or device payments recorded (2025) ·
(630) 859-8159 Dr. Arnold CohnBannockburn, IL · No drug or device payments recorded (2025) ·
(847) 914-9096 Dr. Arthur Kroft, MDBannockburn, IL · No drug or device payments recorded (2025) ·
(847) 914-9096 Dr. Bryan Waxman, MDBannockburn, IL · No drug or device payments recorded (2025) ·
(847) 914-9096 Dr. Charles Lettvin, MDBannockburn, IL · No drug or device payments recorded (2025) ·
(847) 914-9096 Conditions Orthopaedic Surgery providers in Illinois commonly treat
Patients often search by condition rather than specialty. These are conditions typically managed by Orthopaedic Surgery providers. Individual practices vary, so confirm with the provider before booking.
- Knee replacement
- Hip replacement
- Rotator cuff tears
- ACL injuries
- Arthritis
- Fractures
Common questions
How many Orthopaedic Surgery providers are in Illinois?There are 990 Orthopaedic Surgery providers with active NPI records practicing in Illinois, according to federal NPPES data refreshed monthly.
Do Orthopaedic Surgery providers in Illinois offer telehealth?Yes. 60 of the 990 Orthopaedic Surgery providers in Illinois (about 6%) report offering telehealth services in CMS data.
Which cities in Illinois have the most Orthopaedic Surgery providers?Chicago (267), Maywood (45), Springfield (41) have the highest concentration of Orthopaedic Surgery providers in Illinois.
How many Orthopaedic Surgery providers in Illinois received drug or device company payments?646 of 990 Orthopaedic Surgery providers in Illinois (65%) received at least one payment from a drug or device company in 2025, according to the federal Open Payments program.
What conditions do Orthopaedic Surgery providers in Illinois treat?Orthopaedic Surgery providers commonly treat knee replacement, hip replacement, rotator cuff tears, ACL injuries, arthritis 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 Orthopedic Surgeons in Illinois work in independent practices or large health systems?Among 510 Orthopedic Surgeons in Illinois enrolled in Medicare, 9% bill through a solo or small practice with fewer than 10 clinicians, 12% through a mid-size group of 10 to 99, and 79% through a large group or health system with 100 or more clinicians, according to CMS enrollment records.
Which hospitals do Orthopedic Surgeons in Illinois work at?According to CMS facility affiliation records, the Illinois hospitals where the most Orthopedic Surgeons hold privileges are Northwest Community Hospital 1 in Arlington Heights; Northwestern Medicine Central Dupage Hospital in Winfield; Elmhurst Memorial Hospital in Elmhurst.
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