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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 Armstrong:

View the full profile to get information on:

  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 Armstrong is Good. Dr. Armstrong has been reviewed by 4 patients who have provided 1 comments. The rating is 3.5 out of 5 stars.

Patient Ratings
Ease of Appointment 4.5
Promptness 4.5
Courteous Staff 5.0
Accurate Diagnosis 5.0
Bedside Manner 5.0
Spends Time with Me 5.0
Follows Up After Visit 4.0

Specialties & Research

Dr. John Armstrong, MD is board certified in Ophthalmology.

  • He has special expertise in 2 areas:
  • Retina Surgery
  • Retinal Disorders

Education & Awards

Dr. Armstrong graduated from University of Tennessee, Memphis.


Dr. Armstrong has 8 hospital affiliations:

  • Mckay-Dee Hospital Center 
  • St Mark'S Hospital 


  • French
  • Hindi
  • Spanish
  • English

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Additional Information
Dr. John D Armstrong MD is a male Ophthalmologist, has 38 years of experience and practices in Ophthalmology.
Where does Dr. John D. Armstrong practice?
Dr. John Armstrong has 1 office location.
Dr. John Armstrong practices Ophthalmology near Ogden, UT.
See Ogden Ophthalmologists.