

Pediatrics
Glenn Leonard, M.D.
Buffalo, NY
Dr. Glenn Leonard Jr, MD is a Cardiology Specialist who practices in Buffalo, NY. He is 55 years old and has been practicing for 29 years.
25+
Years in Practice
Peer Recognition
- Castle Connolly — Top Doctor
2017-2026 (10 years)
- Healthgrades — Healthgrades Honor Roll
Clinical Focus
Subspecialties
Pediatric Cardiology
Conditions & Treatments
Congenital Heart DiseasePediatric SpecialtyAdult Congenital Heart DiseasePediatric Arrhythmias
Practice Details
Hospital Affiliations
- Kaleida Health
- United Health Services
- Sisters of Charity Hospital
- UPMC Chautauqua
- Kenmore Mercy Hospital
Experience
25+ years in practice