Internists

• Internal Medicine

Surgeons

• Mohs Surgery
  Dr. Vu eagerly moved to Orange County after eight long years on the east coast. She co-founded Advanced Dermatology Orange County in 2007. She enjoys all aspects of Dermatology including surgical (performs Mohs surgery), medical, and cosmetic (Botox, fillers, laser) procedures.

Plastic Surgeons

• Botox
  Botox is a purified protein that is used to soften deeper lines and wrinkles of the forehead, glabella (space between the eyebrows), and crow’s feet (smile lines around the eyes).

Dermatologists

• Cosmetic Dermatology
  We are dedicated to providing you with excellent medical and cosmetic dermatology and professional services. Consult our doctors for your full skin examination, including evaluation of changing moles, examination of skin lesions, or ask us to help you obtain a fresher look. We feature up-to-date laser technology, numerous cosmetic tools (Botox, Juvederm, chemical peels, sclerotherapy for leg veins) and highly trained medical dermatologists to treat all of your skin care needs. We treat skin cancers, including with Mohs microsurgical technique. We strive to provide your skin care needs in a humane and compassionate manner for you and your family.
• Skin Cancer
  She has worked full time in clinical dermatology in private practice since 2004 in Newport Beach, CA, specializing in general medical, surgical and aesthetic dermatology. Dr. Sun co-founded Advanced Dermatology of Orange County with Dr. Vu in 2007. She focuses primarily on medical dermatology specializing in care of skin cancer including performing Mohs microsurgery,as well as other general dermatology. She is interested in laser treatment for skin rejuvenation as well as treatment with Botox and fillers. She sees patients of all ages (including children) and enjoys the long term relationships that arise from seeing patients over many years. Dr. Sun has been a Fellow of the American Academy of Dermatology since starting clinical practice. In 2017 Dr. Sun was elected Best Dermatologist by the LA Times OC Times.
• Dermatology
  Dr. Ann Vu is a board certified dermatologist practicing in the greater Orange County area since finishing her residency in 2000. She was awarded a National Merit scholarship as well as a Regent’s scholarship for her four years of undergraduate work at the University of California, Davis. She earned honors with a Bachelor’s of Science in Physiology. Dr. Vu attained her MD at New York University in 1996. She interned at Yale New Haven Hospital for one year. She completed her Dermatology residency at Yale New Haven Hospital as well, serving as chief resident her final year.
• Acne Treatment
• Lesions
• Chemical Peels
  We can perform glycolic, salicylic acid, or TCA peels. These agents are employed to help slough the top layer of skin. Chemical peels are helpful in correcting brown spots from photoaging, fine wrinkles, and/or acne.
• Skin Care
• Psoriasis
  Joannie Sun MD grew up in Bozeman, Montana enjoying skiing and hiking. She obtained a B.S. degree in biological sciences at Duke University, then attended medical school at the University of Washington. She completed a residency in Internal Medicine at the University of Washington. She decided to change specialties to Dermatology, which she completed at the University of California, Irvine. During her residency she also completed a clinical research fellowship in Dermatology, investigating studies in the treatment of psoriasis, actinic keratoses, cosmetic dermatology and atopic dermatitis.