John William Warner, M.D.
John William Warner is an Urology specialist based in Winchester, VA with over 28 years of clinical experience. Medicare-enrolled per CMS records and offers virtual telehealth visits.
Patients across VA can see John William Warner, M.D. in person in Winchester or via virtual visit — no travel required. He graduated from University of North Carolina at Chapel Hill School of Medicine in 1998 and has 28+ years of clinical experience. Among his Medicare patients, common conditions include hypertension, high cholesterol, and arthritis (per CMS data).
At a glance
- Prescribes opioids less than 28% of reporting doctors in Virginia
- Uses generic medications more than 80% of reporting doctors in Virginia
- Virtual visits available — no app or travel required
Older · 446dNPPES updated 2025-03-03 · verify NPI on CMS · Verify license at Virginia Board of Medicine
Contact & Location
Practice Location
1712 Amherst St, Winchester, VA 22601-2807
How Does This Doctor Compare?
Based on Medicare data, this doctor prescribes opioid pain medications conservatively, favors affordable generic drugs over brand-name ones.
Opioid Rx
↓ Lower = better2.36%
Virginia avg: 4.2 · US avg: 5.1
✓ Higher than most doctors nationally(-2.7 pts)
2.36% of this doctor's prescriptions are opioid pain medications. Lower means more cautious prescribing.
Generic Rx
↑ Higher = better92.3%
Virginia avg: 84.1 · US avg: 82.8
✓ Higher than most doctors nationally(+9.5 pts)
Better than 80% of reporting doctors in VirginiaHow often this doctor prescribes affordable generic drugs instead of expensive brand-name ones.
Medicare Patients
780
Unique beneficiaries
High volumePrescription Recipients
505
Patients prescribed
Prescriptions Written
2,207
Total claims
Total Medicare drug cost: $116k
Percentile rankings compared against 2,357 reporting peers in Virginia.
Data Note: Sourced from CMS Medicare Provider Utilization & Payment Data. Percentile rankings compare this provider against all peers with reported data in the same state. Updated annually to reflect the latest federal reporting cycle.
What This Doctor Treats Most
Based on Medicare claims data — here's what patients commonly see this doctor for
Based on Medicare data, this doctor primarily manages Hypertension, High Cholesterol, and Arthritis.
High blood pressure — a leading risk factor for heart disease and stroke
US avg: 70.2%↑ More patients than average (+5%) — a focus area for this doctor
Elevated cholesterol or triglycerides that increase heart disease risk
US avg: 70.4%↑ More patients than average (+5%) — a focus area for this doctor
Joint inflammation causing pain, swelling, and stiffness
US avg: 49.3%↑ More patients than average (+1%) — a focus area for this doctor
Diseases involving abnormal cell growth with potential to spread to other body parts
US avg: 20.8%↑ More patients than average (+13%) — a focus area for this doctor
A condition where the body cannot properly regulate blood sugar levels
US avg: 34.5%↓ Fewer patients than average (-1%) — less common here
Gradual loss of kidney function over time, often linked to diabetes or hypertension
US avg: 29.6%↑ More patients than average (+3%) — a focus area for this doctor
Reduced blood flow to the heart muscle, commonly known as coronary artery disease
US avg: 31.7%↑ More patients than average (+1%) — a focus area for this doctor
An irregular, often rapid heartbeat that increases the risk of stroke
US avg: 22%↑ More patients than average (+2%) — a focus area for this doctor
Percentage of this provider's Medicare patients diagnosed with each condition. Source: CMS Utilization Data.
$124 received from industry
6 transactions reported in 2024 ·Low tier
Payments include consulting fees, speaking honoraria, food & beverage, travel, research support, and ownership interests from drug and medical device manufacturers. Disclosure is required by the federal Physician Payments Sunshine Act. These payments do not necessarily indicate conflicts of interest. National median: $338 across 136 000 tracked providers.
Tiers — Low: under $500 · Moderate: $500-5 000 · High: $5 000-25 000 · Very High: $25 000+. Source: CMS Open Payments 2024, attributed to John William Warner's NPI.
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Background & Specialty
Education, training, and specialty classification from CMS NPPES and Medicare records.
Graduated medical school · 1998
University of North Carolina School of Medicine
Board certified · Mar 2, 2025
Self-reported via NPPES
28 years in practice
Experienced
A urologist manages benign and malignant medical and surgical disorders of the genitourinary system and the adrenal gland. This specialist has comprehensive knowledge of and skills in endoscopic, percutaneous and open surgery of congenital and acquired conditions of the urinary and reproductive systems and their contiguous structures.
Taxonomy: 208800000X
Education & Training
University of North Carolina at Chapel Hill School of Medicine (Class of 1998)
Virtual Urology Care With John William Warner
NPPES records indicate this provider offers telehealth services. Contact the office to confirm availability and scheduling.
Schedule a virtual visit with John William Warner for blood pressure monitoring, cholesterol management, arthritis follow-ups — no travel to Winchester required. The office sends a secure video link before your appointment. Most visits take 15–30 minutes. Medicare enrolled per CMS records.
Frequently Asked Questions
Common questions about John William Warner
Dr. Warner is listed as active in the NPI registry with telehealth listed in Winchester, VA. NPI status alone doesn't confirm open availability — call the office to confirm. Phone: (540) 667-1712.
Sourced from CMS NPPES · OIG LEIE · CMS Medicare Part D · CMS Open Payments 2024 · CMS Physician Comparator. See Data Methodology.
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Contact John William Warner
Practice Location
1712 Amherst St, Winchester, VA 22601-2807
Mailing Address
1712 Amherst St, Winchester, VA 22601-2807
This is a provider directory. Contact the office directly to schedule appointments.
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