William LoudonMD
Neurosurgery·Orange, CA
William Loudon, MD is a Neurosurgery provider in Orange, CA, as of July 2026.
- NPI1437265816
- Registered2006
- Class of1991
Case volumes, referral patterns, and payer mix live in DataLily AI Insights.
Education
Education on record as of August 2026.
William Loudon at a glance
- Provider
- William Loudon
- Credential
- MD
- Specialty
- Neurological Surgery
- Procedures
- Neurosurgery CPT codes
- Location
- Orange, CA
- Medical school
- University of Texas Medical School at Houston
- Graduated
- 1991
- NPI registered
- 2006
- NPI
- 1437265816
- 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 Loudon practice?
William Loudon, MD is based in Orange, CA. Affiliations reflect the current DataLily AI snapshot (July 2026) and can change.
What is William Loudon's NPI number?
William Loudon's National Provider Identifier (NPI) is 1437265816, registered in 2006. Specialty on record: Neurological Surgery; credential MD.
Where did William Loudon go to medical school?
William Loudon, MD attended University of Texas Medical School at Houston, graduating in 1991.
How many Neurosurgery providers in California work at ambulatory surgery centers?
127 Neurosurgery surgeons and proceduralists in California are affiliated with ambulatory surgery centers in DataLily AI's current snapshot, William Loudon among them. The California Neurosurgery directory lists each one by city with credential, NPI, and center affiliations.
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