Browse Health
Family Practitioner, Primary Care Doctor
33 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 (16)

The overall average patient rating of Dr. John O'Connor is Excellent. Dr. O'Connor has been reviewed by 104 patients who have provided 16 comments. The rating is 4.5 out of 5 stars.

Specialties & Research

Dr. John O'Connor, MD is board certified in Family Medicine.

Education & Awards

Dr. O'Connor graduated from Washington University at St. Louis, Saint Louis.


Dr. O'Connor has 2 hospital affiliations:

  • Union County Hospital 
  • Hannibal Regional Hospital 

> > > > Dr. John O'Connor, MD

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Additional Information
Dr. John James O'Connor MD is a male Family Practitioner, has 33 years of experience and practices in Family Medicine.
Where does Dr. John J. O'Connor practice?
Dr. John O'Connor has 7 office locations.
Dr. John O'Connor practices Family Medicine near Dongola, IL.
Additional practice locations include: Bridgeton, MO and Saint Charles, MO.
See Dongola Family Physicians.