Dr. John H Sun MD is a male Family Practitioner, has 13 years of experience and practices in Family Medicine, Internal Medicine, and Gastroenterology.
Dr. John Sun has 1 office location.
11609 Spring Cypress Rd
Suite A
Tomball, TX 77377

Phone Number
Locations and availability (1)
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

  • Currently 1 of 4 stars
Patient comments (5)

The overall average patient rating of Dr. John Sun is Poor. Dr. Sun has been reviewed by 5 patients who have provided 5 comments. The rating is 1 out of 4 stars.

Patient Ratings
Ease of Appointment 3.8
  • Currently 3.8 of 4 stars
Promptness 3.2
  • Currently 3.2 of 4 stars
Courteous Staff 2.0
  • Currently 2 of 4 stars
Accurate Diagnosis 1.0
  • Currently 1 of 4 stars
Bedside Manner 1.0
  • Currently 1 of 4 stars
Spends Time with Me 1.2
  • Currently 1.2 of 4 stars
Follows Up After Visit 1.0
  • Currently 1 of 4 stars

Specialties & Research

Dr. John Sun, MD is board certified in Family Medicine.

Education & Awards

Dr. Sun graduated from UMDNJ, Newark.


Dr. Sun has 7 hospital affiliations:

  • The Methodist Hospital 
  • Methodist Willowbrook Hospital 

Accepted Insurance Plans

Dr. Sun accepts these health insurances in at least one office:

  • Unicare - 11 plans
  • Superior Health Plan - 1 plan
  • Scott and White Health Plan - 2 plans
  • Humana - 19 plans
  • Aetna - 3 plans


  • Chinese
  • Mandarin
  • Spanish

Similar doctors nearby

Dr. Adnan Yousuf

Family Medicine
21 years experience
Houston, TX

Dr. Barbara Barnett

Family Medicine
31 years experience
Houston, TX

Dr. Owen Maat

Family Medicine
18 years experience
Bellaire, TX

Dr. Mahyar Badrei

Family Medicine
Sugar Land, TX

Dr. Julius Debroeck

Family Medicine
29 years experience
Cypress, TX

Dr. Nicole Nguyen

Family Medicine
11 years experience
Houston, TX
Search All Similar Doctors
Additional Information
Where does Dr. John H. Sun practice?
Dr. John Sun practices Family Medicine, Internal Medicine, and Gastroenterology near Tomball, TX.
See Tomball Family Physicians, Tomball Internists, and Tomball Gastroenterologists.