Jayne Sejin Joo, M.D. (c) UC Regents. All rights reserved.

Health Sciences Clinical Professor
Director of Cosmetic Dermatology

Clinical interests include:

  • Skin cancer surgery
  • Cosmetics (Botox, fillers and lasers)
  • Scar therapy


Specialties: Dermatology, Dermatologic Surgery, Cosmetic Dermatology

Division: Dermatology

Other Language: Korean

Medical Education:

  • M.D., UC Los Angeles School of Medicine, Los Angeles, CA 2008
  • B.A., Harvard University, Cambridge, MA 2001

Internship: General Surgery/ENT, UC Davis Medical Center, Sacramento, CA 2008-2009

Residency: Dermatology, UC Davis Medical Center, Sacramento, CA 2011-2014

Fellowship: Mohs micrographic surgery and Cosmetic Dermatology, UC Davis Medical Center, Sacramento, CA 2014-2015

Board Certification: American Board of Dermatology, 2014

Professional Memberships:

  • American Academy of Dermatology
  • American Society of Dermatologic Surgery
  • Sacramento Valley Dermatologic Society

Selected Research Publications

Joo J, Aldabagh B, and Yu S. Merkel cell carcinoma: current status of targeted and future potential for immunotherapies. Semin Cutan Med Surg 2014 Jun;33:76-82.

Joo J, Custis T, Armstrong AW, King TH, Omlin K, Kappel ST, and Eisen DB. Purse-string versus Second Intention: Results of a Randomized Blinded Trial. JAMA Dermatol. 2015 Mar 1;151(3):265-70.

Shi VY, Joo JS, Sharon VR. Multiple labial melanotic macules occurring after topical application of calcineurin inhibitors. Dermatol Online J. 2014 Aug 17;20(8).

Joo J, Fung MA, and Jagdeo J. Successful treatment of scrotal verruciform xanthoma with shave debulking and fractionated carbon dioxide laser therapy. Dermatol Surg. 2014 Feb;40(2):214-7.

Joo J and Maverakis E. Erdheim-Chester Disease Presenting on the Skin: An Unusual Presentation of an Uncommon Disease. Practical Dermatology, August 2014.

For help finding a UC Davis Health doctor, or to check if Jayne Sejin Joo is accepting new patients, call 800-2-UCDAVIS (800-282-3284).