Browse Health
Cardiologist (heart)
15 years of experience
Accepting new patients
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

3.5
  • Currently 3.5 of 4 stars
(3)
Patient comments (1)

The overall average patient rating of Dr. John Marenco is Excellent. Dr. Marenco has been reviewed by 3 patients who have provided 1 comments. The rating is 3.5 out of 4 stars.

Patient Ratings
Ease of Appointment 4.0
  • Currently 4 of 4 stars
Promptness 4.0
  • Currently 4 of 4 stars
Courteous Staff 4.0
  • Currently 4 of 4 stars
Accurate Diagnosis 4.0
  • Currently 4 of 4 stars
Bedside Manner 4.0
  • Currently 4 of 4 stars
Spends Time with Me 4.0
  • Currently 4 of 4 stars
Follows Up After Visit 4.0
  • Currently 4 of 4 stars

Specialties & Research

Dr. John Marenco, MD is board certified in Cardiovascular Disease and Clinical Cardiac Electrophysiology.

  • He has special expertise in 4 areas:
  • Acute Coronary Syndrome (ACS)
  • Heart Block
  • High Blood Pressure (Hypertension)
  • Unstable Angina

Education & Awards

Dr. Marenco graduated from Georgetown University, Washington.


Affiliations

Dr. Marenco has 5 hospital affiliations:

  • Mercy Medical Center 
  • Baystate Franklin Medical Center 

Languages

  • Chinese
  • Portuguese
  • Spanish

> > > > Dr. John Marenco, MD

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Additional Information
Dr. John Marenco MD is a male Internist, has 15 years of experience and practices in Cardiovascular Disease and Clinical Cardiac Electrophysiology.
Where does Dr. John Marenco practice?
Dr. John Marenco has 3 office locations.
Dr. John Marenco practices Cardiovascular Disease and Clinical Cardiac Electrophysiology near Springfield, MA.
See Springfield Cardiologists.