Mark GrossM.D.
Orthopedic Surgery·Barrington, IL
Mark Gross, M.D. is an Orthopedic Surgery provider in Barrington, IL affiliated with 1 ambulatory surgery center in IL, as of July 2026.
- NPI1568458776
- Registered2005
- Centers1
- StateIL
Case volumes, referral patterns, and payer mix live in DataLily AI Insights.
Ambulatory surgery centers
Centers whose service lines match this provider’s. Affiliations change; verify independently.
Mark Gross at a glance
- Provider
- Mark Gross
- Credential
- M.D.
- Specialty
- Orthopaedic Surgery
- Procedures
- Orthopedic Surgery CPT codes
- Location
- Barrington, IL
- NPI registered
- 2005
- NPI
- 1568458776
- Snapshot
- July 2026
Identity, specialty, and affiliations change over time. This is not an endorsement, and not clinical, billing, or legal advice. Providers may request corrections at founders@datalilyai.com. Read the DataLily AI data methodology.
Questions
Where does Mark Gross practice?
Mark Gross, M.D. is based in Barrington, IL and is affiliated with 1 ambulatory surgery center: Belmont Harlem Surgery Center LLC in Chicago, IL. Affiliations reflect the current DataLily AI snapshot (July 2026) and can change.
What is Mark Gross's NPI number?
Mark Gross's National Provider Identifier (NPI) is 1568458776, registered in 2005. Specialty on record: Orthopaedic Surgery; credential M.D.
How many Orthopedic Surgery providers in Illinois work at ambulatory surgery centers?
143 Orthopedic Surgery surgeons and proceduralists in Illinois are affiliated with ambulatory surgery centers in DataLily AI's current snapshot, Mark Gross among them. The Illinois Orthopedic Surgery directory lists each one by city with credential, NPI, and center affiliations.
Pilot Analysis
Get the complete Mark Gross analysis
Tell us where to send it. Our team will prepare an analysis of Mark Gross covering case volumes, referral patterns, payer mix, and how specialty peers compare, and email it to you within 5-10 business days. Need it faster? Book a demo.