Dr. Joannie Dorothoi Sun MD is a female Dermatologist, has 14 years of experience and practices in Dermatology and Internal Medicine.
Video profile
Dr. Joannie Sun has 3 office locations.
Newport Beach
Advanced Dermatology of Orange County
230 Newport Center Dr
Ste 200
Newport Beach, CA 92660

Phone Number
Locations and availability (3)
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 22 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 3 awards.

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


Dr. Sun has 8 hospital affiliations:

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

Accepted Insurance Plans

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

  • Unicare - 2 plans
  • Anthem Blue Cross - 3 plans
  • Cigna - 3 plans
  • Blue Shield of California - 77 plans
  • Humana - 8 plans


  • Chinese

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Additional Information
Where does Dr. Joannie D. Sun practice?
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.