Stephanus ViljoenM.D.
Neurosurgery·Columbus, OH
Stephanus Viljoen, M.D. is a Neurosurgery provider in Columbus, OH, as of July 2026.
- NPI1659506871
- Registered2009
- Class of2009
Case volumes, referral patterns, and payer mix live in DataLily AI Insights.
Education
Education on record as of August 2026.
Stephanus Viljoen at a glance
- Provider
- Stephanus Viljoen
- Credential
- M.D.
- Specialty
- Neurosurgery
- Procedures
- Neurosurgery CPT codes
- Location
- Columbus, OH
- Medical school
- University of Nebraska College of Medicine
- Graduated
- 2009
- NPI registered
- 2009
- NPI
- 1659506871
- 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 Stephanus Viljoen practice?
Stephanus Viljoen, M.D. is based in Columbus, OH. Affiliations reflect the current DataLily AI snapshot (July 2026) and can change.
What is Stephanus Viljoen's NPI number?
Stephanus Viljoen's National Provider Identifier (NPI) is 1659506871, registered in 2009. Specialty on record: Neurosurgery; credential M.D.
Where did Stephanus Viljoen go to medical school?
Stephanus Viljoen, M.D. attended University of Nebraska College of Medicine, graduating in 2009.
How many Neurosurgery providers in Ohio work at ambulatory surgery centers?
28 Neurosurgery surgeons and proceduralists in Ohio are affiliated with ambulatory surgery centers in DataLily AI's current snapshot, Stephanus Viljoen among them. The Ohio Neurosurgery directory lists each one by city with credential, NPI, and center affiliations.
Pilot Analysis
Get the complete Stephanus Viljoen analysis
Tell us where to send it. Our team will prepare an analysis of Stephanus Viljoen 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.