Cardiology
John Marenco, M.D.
Springfield, MA
Dr. John Marenco, MD is a Cardiology Specialist who practices in Springfield, MA. He is 60 years old and has been practicing for 31 years.
30+
Years in Practice
Peer Recognition
- Castle Connolly — Top Doctor
2022-2026 (5 years)
- Healthgrades — Healthgrades Honor Roll
Clinical Focus
Subspecialties
Clinical Cardiac Electrophysiology
Conditions & Treatments
Arrhythmia ManagementAtrial FibrillationPacemaker & Device ManagementCardiac AblationVentricular Tachycardia
Practice Details
Hospital Affiliations
- Cooley Dickinson Hospital Inc,the
- Mercy Medical Ctr
- Baystate Medical Center
- St Francis Hospital & Medical Center
Experience
30+ years in practice