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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 Horner:

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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. John Horner is Average. Dr. Horner has been reviewed by 5 patients who have provided 1 comments. The rating is 2.5 out of 5 stars.

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

Specialties & Research

Dr. John Horner, MD is board certified in Internal Medicine.

Education & Awards

Dr. Horner graduated from University of Tennessee, Memphis.


Dr. Horner has 4 hospital affiliations:

  • Lakeway Regional Hospital 
  • Morristown Hamblen Healthcare System 


  • English

> > > > Dr. John Horner, MD

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Additional Information
Dr. John Calvin Horner MD is a male Internist, has 30 years of experience and practices in Internal Medicine.
Where does Dr. John C. Horner practice?
Dr. John Horner has 1 office location.
Dr. John Horner practices Internal Medicine near Morristown, TN.
See Morristown Internists.