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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. John Grimm:

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  1. Qualifications
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Patient Reviews

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The overall average patient rating of Dr. John Grimm is Excellent. Dr. Grimm has been reviewed by 1 patients who have provided 0 comments. The rating is 5 out of 5 stars.

Specialties & Research

Dr. John Grimm, DO, MD is board certified in Internal Medicine.

  • He has special expertise in 1 area:
  • Flu (Human Influenza)

Education & Awards

Dr. Grimm graduated from Ohio University , Athens.


Dr. Grimm has 9 hospital affiliations:

  • The Christ Hospital 
  • Mercy Hospital Anderson 

> > > > Dr. John Grimm, DO, MD

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Additional Information
Dr. John Karl Grimm DO and MD is a male Internist, has 19 years of experience and practices in Internal Medicine.
Where does Dr. John K. Grimm practice?
Dr. John Grimm has 1 office location.
Dr. John Grimm practices Internal Medicine near Harrison, OH.
See Harrison Internists.