Browse Health
Cardiologist (heart)
23 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 (0)

The overall average patient rating of Dr. John Groll is Good. Dr. Groll has been reviewed by 2 patients who have provided 0 comments. The rating is 3.5 out of 5 stars.

Patient Ratings
Ease of Appointment 3.7
Promptness 2.3
Courteous Staff 3.7
Accurate Diagnosis 3.7
Bedside Manner 2.3
Spends Time with Me 2.3
Follows Up After Visit 1.0

Specialties & Research

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

Education & Awards

Dr. Groll graduated from University of Illinois at Chicago. He has 1 awards.

Patients' Choice Award (2014)


Dr. Groll has 8 hospital affiliations:

  • Missouri Baptist Medical Center 
  • Missouri Baptist Hospital Sullivan 

> > > > Dr. John Groll, MD

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Additional Information
Dr. John Raymond Groll MD is a male Internist, has 23 years of experience and practices in Cardiology.
Where does Dr. John R. Groll practice?
Dr. John Groll has 4 office locations.
Dr. John Groll practices Cardiology near Ballwin, MO.
Additional practice locations include: Saint Louis, MO and Chester, IL.
See Ballwin Cardiologists.