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

Dr. John William Warner, MD

Individual provider Urology Physician · NPI 1881795821

Dr. John William Warner, MD is an Urology in Winchester, Virginia. Graduated from University of North Carolina at Chapel Hill School of Medicine in 1998, 28 years ago. Practices with Winchester Medical Center, a 312-clinician group, accepts Medicare assignment and offers telehealth. Licensed in Virginia.

Years since qualifying
28
Trained at
University of North Carolina at Chapel Hill School of Medicine
Licensed in
VA
In the registry since
2006
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

1712 Amherst St
Winchester, VA 22601-2807
Phone: (540) 667-1712
Fax: (540) 665-0045
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Urology Physician (primary) Taxonomy 208800000X · Licence 0101236167 (VA)

Record details

NPI number1881795821
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedSeptember 25, 2006
Last updated in NPPESMarch 3, 2025
Certification dateMarch 3, 2025
Mailing address1712 Amherst St, Winchester, VA 22601-2807

Medicare enrollment

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

Medicare specialtyUROLOGY
Medical schoolUNIVERSITY OF NORTH CAROLINA AT CHAPEL HILL SCHOOL OF MEDICINE
Graduated 1998 (28 years in practice)
Group practice Winchester Medical Center — 312 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
TelehealthOffers telehealth services

Other providers in Winchester