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Internist, Dermatologist
14 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

  • Currently 4 of 4 stars
Patient comments (6)

The overall average patient rating of Dr. Joannie Sun, Internist, Dermatologist is Excellent. Dr. Sun has been reviewed by 23 patients who have provided 6 comments. The rating is 4 out of 4 stars.

Patient Ratings
Ease of Appointment 4.0
  • Currently 4 of 4 stars
Promptness 3.9
  • Currently 3.8823529411765 of 4 stars
Courteous Staff 3.9
  • Currently 3.8888888888889 of 4 stars
Accurate Diagnosis 4.0
  • Currently 4 of 4 stars
Bedside Manner 4.0
  • Currently 4 of 4 stars
Spends Time with Me 4.0
  • Currently 4 of 4 stars
Follows Up After Visit 3.9
  • Currently 3.9411764705882 of 4 stars

Specialties & Research

Dr. Joannie Sun, MD is board certified in Dermatology.

  • She has special expertise in 1 area:
  • Acne Rosacea

Education & Awards

Dr. Sun graduated from University of Washington, Seattle. She has 4 awards.

Patients' Choice Award (2010 - 2011, 2013 - 2014)
Compassionate Doctor Recognition (2010 - 2011, 2013)
Top 10 Doctor - City (2014)
Newport Beach, CA
On-Time Doctor Award (2014)


Dr. Sun has 8 hospital affiliations:

  • Hoag Memorial Hospital Presbyterian 
  • University of California, Irvine Medical Center 


  • Chinese

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Additional Information
Dr. Joannie Dorothoi Sun MD is a female Dermatologist, has 14 years of experience and practices in Dermatology and Internal Medicine.
Where does Dr. Joannie D. Sun practice?
Dr. Joannie Sun has 3 office locations.
Dr. Joannie Sun practices Dermatology and Internal Medicine near Newport Beach, CA.
Additional practice locations include: Laguna Beach, CA.
See Newport Beach Dermatologists and Newport Beach Internists.