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John Koo, M.D.

Director of the Psoriasis, Phototherapy and Skin Treatment Clinic

Dr. John Koo is the director of the Psoriasis, Phototherapy and Skin Treatment Clinic. His main interest is in psoriasis therapy, phototherapy, eczema psychodermatology and quality of life research. He is on the editorial board for the Journal of the American Academy of Dermatology.


Psoriasis, Phototherapy and Skin Treatment Clinic
515 Spruce St.
San Francisco, CA 94118
Phone: (415) 476–4701
Fax: (415) 502–4126

Hours: Monday to Friday, 8 a.m. – 5 p.m.

Conditions & Treatments

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Harvard University School of Medicine 1981


UCLA Medical Center, Psychiatry 1985
UCSF Medical Center, Dermatology 1988

Selected Research and Publications

  1. Sorenson E, Levin E, Koo J, Berger TG. Successful use of a modified Goeckerman regimen in the treatment of generalized prurigo nodularis. J Am Acad Dermatol. 2015 Jan; 72(1):e40-2.
  2. Tran AN, Koo JY. Risk of systemic toxicity with topical lidocaine/prilocaine: a review. J Drugs Dermatol. 2014 Sep 1; 13(9):1118-22.
  3. Feldman SR, Malakouti M, Koo JY. Social impact of the burden of psoriasis: effects on patients and practice. Dermatol Online J. 2014; 20(8).
  4. Wang E, Koo J, Levy E. Intralesional corticosteroid injections for vitiligo: A new therapeutic option. J Am Acad Dermatol. 2014 Aug; 71(2):391-3.
  5. Tartar D, Bhutani T, Huynh M, Berger T, Koo J. Update on the immunological mechanism of action behind phototherapy. J Drugs Dermatol. 2014 May 1; 13(5):564-8.
  6. Bhatia BK, Millsop JW, Debbaneh M, Koo J, Linos E, Liao W. Diet and psoriasis, part II: celiac disease and role of a gluten-free diet. J Am Acad Dermatol. 2014 Aug; 71(2):350-8.
  7. Millsop JW, Bhatia BK, Debbaneh M, Koo J, Liao W. Diet and psoriasis, part III: role of nutritional supplements. J Am Acad Dermatol. 2014 Sep; 71(3):561-9.
  8. Debbaneh M, Millsop JW, Bhatia BK, Koo J, Liao W. Diet and psoriasis, part I: Impact of weight loss interventions. J Am Acad Dermatol. 2014 Jul; 71(1):133-40.
  9. Levin EC, Debbaneh M, Koo J, Liao W. Biologic therapy in erythrodermic and pustular psoriasis. J Drugs Dermatol. 2014 Mar 1; 13(3):342-54.
  10. Malakouti M, Brown G, Wang E, Leon A, Koo J. How to optimally manage unhappy, anxious, and difficult patients. Clin Dermatol. 2014 Sep-Oct; 32(5):697-700.
  11. Sanchez Rodriguez R, Pauli ML, Neuhaus IM, Yu SS, Arron ST, Harris HW, Yang SH, Anthony BA, Sverdrup FM, Krow-Lucal E, Mackenzie TC, Johnson DS, Meyer EH, L÷hr A, Hsu A, Koo J, Liao W, Gupta R, Debbaneh MG, Butler D, Huynh M, Levin EC, Leon A, Hoffman WY, McGrath MH, Alvarado MD, Ludwig CH, Truong HA, Maurano MM, Gratz IK, Abbas AK, Rosenblum MD. Memory regulatory T cells reside in human skin. J Clin Invest. 2014 Mar 3; 124(3):1027-36.
  12. Park KK, Swan JW, Eilers D, Tung R, Koo J. Woronoff ring associated with adalimumab therapy for psoriasis. Cutis. 2014 Feb; 93(2):E1-2.
  13. Wu W, Debbaneh M, Moslehi H, Koo J, Liao W. Tonsillectomy as a treatment for psoriasis: A review. J Dermatolog Treat. 2014 Dec; 25(6):482-6.
  14. Levin E, Gupta R, Butler D, Chiang C, Koo JY. Topical steroid risk analysis: Differentiating between physiologic and pathologic adrenal suppression. J Dermatolog Treat. 2014 Dec; 25(6):501-6.
  15. Ryan C, Korman NJ, Gelfand JM, Lim HW, Elmets CA, Feldman SR, Gottlieb AB, Koo JY, Lebwohl M, Leonardi CL, Van Voorhees AS, Bhushan R, Menter A. Research gaps in psoriasis: Opportunities for futureástudies. J Am Acad Dermatol. 2014 Jan; 70(1):146-67.
  16. Fitzmaurice S, Bhutani T, Koo J. Goeckerman regimen for management of psoriasis refractory to biologic therapy: the University of California San Francisco experience. J Am Acad Dermatol. 2013 Oct; 69(4):648-9.
  17. Gupta R, Wu JJ, Levin E, Koo JY, Liao W. Possible drug-drug interaction between adalimumab and duloxetine and/or pregabalin in a psoriasis patient. J Drugs Dermatol. 2013 Oct; 12(10):1089.
  18. Kamangar F, Berger TG, Fazel N, Koo JY. Methotrexate toxicity induced by ciprofloxacin leading to psoriatic plaque ulceration: a case report. Cutis. 2013 Sep; 92(3):148-50.
  19. Gupta R, Levin E, Wu JJ, Koo J, Liao W. An update on drug-drug interactions with biologics for the treatment of moderate-to-severe psoriasis. J Dermatolog Treat. 2014 Feb; 25(1):87-9.
  20. Levin EC, Gupta R, Brown G, Malakouti M, Koo J. Biologic fatigue in psoriasis. J Dermatolog Treat. 2014 Feb; 25(1):78-82.

Publications are derived from MEDLINE/PubMed and provided by UCSF Profiles, a service of the Clinical & Translational Science Institute (CTSI) at UCSF. Researchers can make corrections and additions to their publications by logging on to UCSF Profiles.