William HolmesMD
Orthopedic Surgery·Modesto, CA
William Holmes, MD is an Orthopedic Surgery provider in Modesto, CA affiliated with 1 ambulatory surgery center in CA, as of July 2026.
- NPI1629026141
- Registered2006
- Centers1
- StateCA
- Class of1993
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.
Education
Education on record as of August 2026.
William Holmes at a glance
- Provider
- William Holmes
- Credential
- MD
- Specialty
- Orthopedic Surgery
- Procedures
- Orthopedic Surgery CPT codes
- Location
- Modesto, CA
- Medical school
- Saint Louis University School of Medicine
- Graduated
- 1993
- NPI registered
- 2006
- NPI
- 1629026141
- 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 Holmes practice?
William Holmes, MD is based in Modesto, CA and is affiliated with 1 ambulatory surgery center: Physicians Surgery Center Of Modesto INC Dba River Surgical Institute in Modesto, CA. Affiliations reflect the current DataLily AI snapshot (July 2026) and can change.
What is William Holmes's NPI number?
William Holmes's National Provider Identifier (NPI) is 1629026141, registered in 2006. Specialty on record: Orthopedic Surgery; credential MD.
Where did William Holmes go to medical school?
William Holmes, MD attended Saint Louis University School of Medicine, graduating in 1993.
How many Orthopedic Surgery providers in California work at ambulatory surgery centers?
538 Orthopedic Surgery surgeons and proceduralists in California are affiliated with ambulatory surgery centers in DataLily AI's current snapshot, William Holmes among them. The California Orthopedic Surgery directory lists each one by city with credential, NPI, and center affiliations.
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