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).
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The overall average patient rating of Dr. John Groll is Good.
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Atrial Fibrillation Patient Education Learn about atrial fibrillation and irregular heartbeat symptoms and treatments by reading the patient education guides.Before Visiting Dr. Groll Learn More
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. Groll graduated from University of Illinois at Chicago. He has 1 awards.
Dr. Groll has 8 hospital affiliations:
- Missouri Baptist Medical Center
- Missouri Baptist Hospital Sullivan
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- Additional Information
- Dr. John R Groll MD is a male Internist, has 24 years of experience and practices in Cardiology.
- Where does Dr. John R. Groll practice?
- Dr. John Groll has 1 office location.
Dr. John Groll practices Cardiology near Chester, IL.
See Chester Cardiologists.