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License & Identifications

A medical license is required for a doctor to practice medicine in a particular state. Requirements vary by state but most require, at a minimum, post-graduate training in the doctor’s specific specialty. An NPI number is a national identifier unique to an individual health care provider and is managed by the Center for Medicare & Medicaid Services (CMS).

Patient Reviews

Patient comments (1)

The overall average patient rating of Dr. John Wrenn is Good. Dr. Wrenn has been reviewed by 4 patients who have provided 1 comments. The rating is 3.5 out of 5 stars.

Patient Ratings
Ease of Appointment 5.0
Promptness 5.0
Courteous Staff 5.0
Accurate Diagnosis 5.0
Bedside Manner 5.0
Spends Time with Me 5.0
Follows Up After Visit 5.0

Specialties & Research

Dr. John Wrenn, MD is board certified in Urology.

  • He has special expertise in 1 area:
  • Overactive Urinary Bladder

Education & Awards

Dr. Wrenn graduated from University of Tennessee, Memphis.


Dr. Wrenn has 7 hospital affiliations:

  • Moses H Cone Memorial Hospital 
  • Annie Penn Hospital 

> > > > Dr. John Wrenn, MD

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Additional Information
Dr. John J Wrenn MD is a male Urologist, has 26 years of experience and practices in Urology.
Where does Dr. John J. Wrenn practice?
Dr. John Wrenn has 9 office locations.
Dr. John Wrenn practices Urology near Greensboro, NC.
Additional practice locations include: Kernersville, NC and Madison, NC.
See Greensboro Urologists.