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

Dr. John Ryan Gedney, MD

Individual provider Vascular Surgery Physician · NPI 1770109761

Dr. John Ryan Gedney, MD is a Vascular Surgery in Darien, Connecticut. Graduated from Medical University of South Carolina College of Medicine in 2020, 6 years ago. Works from 2 locations. Licensed in Connecticut and South Carolina.

Years since qualifying
6
Trained at
Medical University of South Carolina College of Medicine
Licensed in
CT, SC
In the registry since
2020
Specialties on file
2
What do these letters mean?
MD — Doctor of Medicine
A physician who completed allopathic medical school.

See every abbreviation used in this directory →

Practice location Address checks out

330 Boston Post Rd Ste 240
Darien, CT 06820-3667
Phone: (203) 548-7858
Show map & directions

Pin is approximate — placed at the ZIP-code centre, not the exact door.

Additional practice locations (1)

  • 169 Ashley Avenue, Charleston, SC 29425 — (720) 838-5843

Specialties & licences

Vascular Surgery Physician (primary) Taxonomy 2086S0129X · Licence 85372 (CT)
Vascular Surgery Physician Taxonomy 2086S0129X · Licence LL84642 (SC)

Record details

NPI number1770109761
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedJune 25, 2020
Last updated in NPPESJune 25, 2026
Certification dateJune 25, 2026
Mailing address330 Boston Post Rd Ste 240, Darien, CT 06820-3667

Medicare enrollment

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

Medicare specialtyVASCULAR SURGERY
Medical schoolMEDICAL UNIVERSITY OF SOUTH CAROLINA COLLEGE OF MEDICINE
Graduated 2020 (6 years in practice)
Accepts Medicare assignment Not indicated
Practice locations2 on file with Medicare

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