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

Dr. Gregory C Zenni, MD

Individual provider Vascular Surgery Physician · NPI 1285664789

Dr. Gregory C Zenni, MD is a Vascular Surgery in Cincinnati, Ohio. Graduated from Saint Louis University School of Medicine in 1986, 40 years ago. Practices with Mercy Health Physicians Cincinnati Specialty Care LLC, a 344-clinician group and accepts Medicare assignment. Licensed in Kentucky and Ohio.

Years since qualifying
40
Trained at
Saint Louis University School of Medicine
Licensed in
KY, OH
In the registry since
2006
Specialties on file
4
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

4750 E Galbraith Rd Ste 215
Cincinnati, OH 45236-6706
Phone: (513) 421-3494
Fax: (513) 345-4886
Show map & directions

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

Specialties & licences

Vascular Surgery Physician (primary) Taxonomy 2086S0129X · Licence 35065279Z (OH)
Vascular Surgery Physician Taxonomy 2086S0129X · Licence 29635 (KY)
Surgery Physician Taxonomy 208600000X · Licence 35065279Z (OH)
Surgery Physician Taxonomy 208600000X · Licence 29635 (KY)

Record details

NPI number1285664789
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedJuly 3, 2006
Last updated in NPPESDecember 17, 2019
Certification dateDecember 17, 2019

Medicare enrollment

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

Medicare specialtyVASCULAR SURGERY
Also practisesPERIPHERAL VASCULAR DISEASE
Medical schoolSAINT LOUIS UNIVERSITY SCHOOL OF MEDICINE
Graduated 1986 (40 years in practice)
Group practice Mercy Health Physicians Cincinnati Specialty Care Llc — 344 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount

Other providers in Cincinnati