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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).

Learn more about Dr. Ronald Zegerius:

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  1. Qualifications
  2. What's important to you

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Patient Reviews

Patient comments (1)

The overall average patient rating of Dr. Ronald Zegerius is Good. Dr. Zegerius has been reviewed by 7 patients who have provided 1 comments. The rating is 4 out of 5 stars.

Patient Ratings
Ease of Appointment 4.1
Promptness 3.7
Courteous Staff 4.1
Accurate Diagnosis 5.0
Bedside Manner 5.0
Spends Time with Me 5.0
Follows Up After Visit 5.0

Specialties & Research

  • He has special expertise in 5 areas:
  • Acute Coronary Syndrome (ACS)
  • Heart Block
  • High Blood Pressure (Hypertension)
  • High Cholesterol (Hypercholesterolemia)
  • Unstable Angina

Education & Awards

Dr. Zegerius graduated from Medical College of Wisconsin, Milwaukee.


Dr. Zegerius has 15 hospital affiliations:

  • South Haven Community Hospital 
  • Bronson LakeView Hospital 

> > > > Dr. Ronald Zegerius, MD

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Additional Information
Dr. Ronald James Zegerius MD is a male Internist, has 43 years of experience and practices in Cardiovascular Disease and Cardiology.
Where does Dr. Ronald J. Zegerius practice?
Dr. Ronald Zegerius has 1 office location.
Dr. Ronald Zegerius practices Cardiovascular Disease and Cardiology near Kalamazoo, MI.
See Kalamazoo Cardiologists.