William BaylisD.O.
Orthopedic Surgery·Palos Heights, IL
William Baylis, D.O. is an Orthopedic Surgery provider in Palos Heights, IL affiliated with 2 ambulatory surgery centers in IL, as of July 2026.
- NPI1639177603
- Registered2005
- Centers2
- StateIL
- Class of1989
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.
William Baylis at a glance
- Provider
- William Baylis
- Credential
- D.O.
- Specialty
- Orthopedic Surgery
- Procedures
- Orthopedic Surgery CPT codes
- Location
- Palos Heights, IL
- Medical school graduation
- 1989
- NPI registered
- 2005
- NPI
- 1639177603
- 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 William Baylis practice?
William Baylis, D.O. is based in Palos Heights, IL and is affiliated with 2 ambulatory surgery centers: Palos Hills Surgery Center in Palos Hills, IL and Silver Cross Ambulatory Surgery Center LLC Dba Silver Cross Surgery Center in New Lenox, IL. Affiliations reflect the current DataLily AI snapshot (July 2026) and can change.
What is William Baylis's NPI number?
William Baylis's National Provider Identifier (NPI) is 1639177603, registered in 2005. Specialty on record: Orthopedic Surgery; credential D.O.
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, William Baylis among them. The Illinois Orthopedic Surgery directory lists each one by city with credential, NPI, and center affiliations.
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