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20 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

Patient comments (2)

The overall average patient rating of Dr. Gregory Ziolo, Cardiologist is Good. Dr. Ziolo has been reviewed by 9 patients who have provided 2 comments. The rating is 3.5 out of 5 stars.

Patient Ratings
Ease of Appointment 4.3
Promptness 3.3
Courteous Staff 4.2
Accurate Diagnosis 4.3
Bedside Manner 3.8
Spends Time with Me 4.3
Follows Up After Visit 3.2

Specialties & Research

Dr. Gregory Ziolo, MD is board certified in Cardiovascular Disease.

  • He has special expertise in 7 areas:
  • Acute Coronary Syndrome (ACS)
  • Echocardiography
  • Heart Block
  • High Blood Pressure (Hypertension)
  • High Cholesterol (Hypercholesterolemia)
  • Nuclear Medicine
  • Unstable Angina

Education & Awards

Dr. Ziolo graduated from Akademia Medyczna, Krakow.


Dr. Ziolo has 6 hospital affiliations:

  • Morristown Memorial Hospital 
  • St. Clare's Hospital-Denville 


  • English
  • Gujarati
  • Hindi
  • Polish

> > > > Dr. Gregory Ziolo, MD

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Additional Information
Dr. Gregory M Ziolo MD is a male Internist, has 20 years of experience and practices in Cardiovascular Disease and Cardiology.
Where does Dr. Gregory M. Ziolo practice?
Dr. Gregory Ziolo has 1 office location.
Dr. Gregory Ziolo practices Cardiovascular Disease and Cardiology near Morristown, NJ.
See Morristown Cardiologists.