Provider records sourced from NPPES (CMS National Plan & Provider Enumeration System). Data current as of August 10, 2026.
NPIDirectory

Dr. Stephanus Van Wyk Viljoen, MD

Individual provider Neurological Surgery Physician · NPI 1659506871

Dr. Stephanus Van Wyk Viljoen, MD is a Neurosurgery in Columbus, Ohio. Graduated from University of Nebraska College of Medicine in 2009, 17 years ago. Practices with Osu Internal Medicine LLC, a 1,145-clinician group, accepts Medicare assignment and offers telehealth. Licensed in Ohio.

Years since qualifying
17
Trained at
University of Nebraska College of Medicine
Licensed in
OH
In the registry since
2009
What do these letters mean?
MD — Doctor of Medicine
A physician who completed allopathic medical school.

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Practice location Address checks out

543 Taylor Ave
Columbus, OH 43203-1278
Phone: (614) 293-8714
Fax: (614) 293-4281
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Neurological Surgery Physician (primary) Taxonomy 207T00000X · Licence 35128611 (OH)

Record details

NPI number1659506871
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedMay 18, 2009
Last updated in NPPESFebruary 25, 2021
Certification dateFebruary 25, 2021

Medicare enrollment

From the CMS Doctors & Clinicians file — this clinician is enrolled in Medicare.

Medicare specialtyNEUROSURGERY
Medical schoolUNIVERSITY OF NEBRASKA COLLEGE OF MEDICINE
Graduated 2009 (17 years in practice)
Group practice Osu Internal Medicine Llc — 1145 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
TelehealthOffers telehealth services
Practice locations8 on file with Medicare

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