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George Cotsarelis, MD

Degree and Institution

MD, University of Pennsylvania, 1987

Faculty Title

Associate Professor, Dermatology

Administrative Title

Director, Program in Epithelial Stem Cells and Regeneration, Penn Institute for Regenerative Medicine



Clinical Expertise

General dermatology; hair disorders such as alopecia areata, androgenetic alopecia, lichenlanopilaris, systemic lupus, pseudopelade, congenital alopecia and other hair follicle diseases.

Research Expertise

Molecular characterization of hair follicle stem cells; cutaneous carcinogenesis; gene therapy for skin and hair disorders.

Other Affiliations
Director, University of Pennsylvania Hair and Scalp Clinic

Dermatology, University of Pennsylvania, 1992

Molecular Biology, University of Pennsylvania, 1993-96

Board Certifications

Honors and Award

 1999 Donald Rivett Memorial Lecture, Australasian Hair and Wool Research Society, Perth, Australia
1999 John Ebling Memorial Lecture, European Hair Research Society, York, England.

2002 Listed as “best dermatologist” in Main Line Today

2004-06  Listed as a “top dermatologist” in Philadelphia Magazine

2005- Albert M. Kligman Associate Professor of Dermatology.

2005  “Hugh Crumay Pennsylvania Professor,” Pennsylvania Academy of Dermatology

2006 Heinz-Maurer Prize for best paper of the year in 2005.

2006 Harvey Blank Lectureship, Boston, MA

2007 William Montagna Lectureship Award, Society Investigative Dermatology, Los Angeles, CA.


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Contact Information

George Cotsarelis, M.D.

 M8 Stellar Chance Laboratories
422 Curie Blvd
Philadelphia, PA 19104

Office Phone: 215 898-9967
Fax: 215 573-9102

Donna Demski
Office Phone: 215 898-3231
Appointment Phone: 610 902-2400
Fax: 610 902-2411