Dr. John Colleran specializes in interventional cardiology in North Little Rock, Arkansas.

Dr. John Colleran has been compared 55 times. Details of Dr. Colleran's 29 years experience as an DO, his hospital affiliation and education at Oklahoma State University are available on your free doctor report.


Primary Location for Dr. Colleran

Dr. John Colleran
4000 Richards Rd
Suite A
North Little Rock, AR 72117

Patient Ratings and Reviews


Dr. John Colleran has an average rating of 5 stars (out of 5) with a rating of Excellent based on 4 reviews.

Have you visited Dr. John Colleran? Rate you experience below.


 Board Certification, Specialty and Expertise

Dr. John Colleran has been identified as specializing in Interventional Cardiology.

 Hospital Affiliation

A hospital affiliation covers any doctor who has an affiliation, association or admitting privilege with a hospital. A doctor's particular affiliation to a specific hospital can translate to the overall quality of that provider.

Dr. Colleran is affiliated with 1 hospital:

Northside Hospital
6000 49th St N
Saint Petersburg, Florida


Dr. Colleran attended medical school at Oklahoma State University College of Osteopathic Medicine and graduated in 1986 having 29 years experience.

While there is no proven correlation between the quality of one's educational institution and the quality of one's professional competence, it is often an indicator. Medical schools have various levels of selectivity (some are harder to get into than others), and both the quality of their clinical training and level of research are measured. Additional medical training in both residency and fellowships and the facilities they are conducted at also provide a history of the doctors' level of training and experience.


Patients may also know Dr. John Colleran DO as:

  • Cardiology, Internal Medicine, Cardiovascular Disease, Interventional Cardiology
    Show More

    3343 Springhill Dr, North Little Rock, AR 72117

    • General Info



Find a Job

Are you Dr. John Colleran?
Update your information