Joan Guitart, MD

Northwestern Medical Group
  • Dermatology
  • Dermatopathology


Dr. Guitart is the director of the Dermatopathology Unit and the multi-disciplinary Cutaneous Lymphoma Clinic. He is an associate professor of Dermatology and Pathology at Northwestern University's Feinberg School of Medicine. Dr. Guitart is a medical graduate of the Autonomous University of Barcelona and did residencies in both anatomical and clinical pathology as well as in dermatology at the University of Illinois, Chicago. His fellowship training in dermatopathology was performed at the Cleveland Clinic Foundation. Dr. Guitart is board certified in pathology, dermatology, and dermatopathology. He is internationally known for his expertise in cutaneous T-cell lymphoma (CTCL), and he directs the multidisciplinary CTCL clinic at Northwestern Memorial Hospital. He has published almost 100 articles and chapters, largely focused on cutaneous T-cell lymphoma and pathologic observations in skin tissue.

He currently serves on the Board of Directors of the American Society of Dermatopathology, and is the liaison to the International League of Dermatological Societies for the American Society of Dermatopathology. He is also the treasurer and president-elect of the Chicago Dermatological Society.

Dr. Guitart's research interests relate to the clinical and pathological aspects of cutaneous lymphomas. He is studying the utility of various biological response modifiers in the treatment of CTCL patients at various stages of the disease. Closely related to these investigations is his on-going work on the immunophenotyping of lymphomas by flow cytometry. Dr. Guitart also has an interest in photodermatoses and skin carcinogenesis.


  • Medical Education
    Autonomous Univ. Barcelona (Spain) - 1983
  • Residency
    Cleveland Clinic Hospital - 1990
  • Fellowship
    Cleveland Clinic Hospital - 1989


  • Anatomic Pathology & Clinical Pathology
  • Dermatology
  • Dermatopathology


Northwestern Medical Group

676 N. Saint Clair

Arkes 1600

Chicago, IL 60611-2941

12:30 p.m. - 5:00 p.m.


  • B-Cell Lymphoma
  • Cutaneous Lymphomas
  • Dermatopathology
  • Erythroderma
  • Lymphomatoid Papulosis
  • Melanoma
  • Mycosis Fungoides
  • Parapsoriasis
  • Sezary Syndrome
  • Skin Cancer


  • Spanish


  • Aetna HMO
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  • Aetna PPO
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  • Beech Street
  • Blue Choice Supervalu PPO
  • Cigna HMO
  • Cigna POS
  • Cigna PPO
  • Cofinity PPO
  • Coventry Health Plan PPO
  • Great West
  • HFN-Healthcares Finest Network
  • Humana ChoiceCare POS
  • Humana ChoiceCare PPO
  • Humana HMO
  • Medicaid
  • Medicare
  • Multiplan PPO
  • PNA (Preferred Network Access)
  • Preferred Plan PPO
  • TriCare(US Military Insurance)
  • Unicare PPO
  • Unicare PPO(Wellpoint Network)
  • UnitedHealthcare Choice
  • UnitedHealthcare Choice Plus
  • UnitedHealthcare Options PPO
  • UnitedHealthcare Select
  • UnitedHealthcare Select HMO
  • UnitedHealthcare Select Plus