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Surgical Specialist, Colorectal Surgeon (colon & rectum)
21 years of experience
Video profile
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 (12)

The overall average patient rating of Dr. John Sun is Excellent. Dr. Sun has been reviewed by 27 patients who have provided 12 comments. The rating is 3.5 out of 4 stars.

Patient Ratings
Ease of Appointment 3.8
Promptness 3.7
Courteous Staff 3.9
Accurate Diagnosis 3.7
Bedside Manner 3.9
Spends Time with Me 3.9
Follows Up After Visit 3.8

Specialties & Research

Dr. John Sun, MD is board certified in Colon & Rectal Surgery.

Education & Awards

Dr. Sun graduated from University of Colorado, Denver. He has 5 awards.

Castle Connolly's Top Doctors™ (2012 - 2013)
Patients' Choice Award (2012, 2014)
Compassionate Doctor Recognition (2009 - 2012)
Top 10 Doctor - State (2014)
Colon & Rectal Surgeon
On-Time Doctor Award (2014)


Dr. Sun has 8 hospital affiliations:

  • Swedish Medical Center 
  • Medical Center of Aurora 


  • Korean
  • English

> > > > Dr. John Sun, MD

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Additional Information
Dr. John Hoshyn Sun MD is a male Colon/Rectal Surgeon, has 21 years of experience and practices in Colon & Rectal Surgery.
Where does Dr. John H. Sun practice?
Dr. John Sun has 1 office location.
Dr. John Sun practices Colon & Rectal Surgery near Parker, CO.
See Parker Surgeons.