Board Certifications: Internal Medicine and Dermatology

Medical Degree: University of Michigan

Residencies: Internal Medicine and Dermatology – University of Michigan

Special Areas of Expertise: Skin Signs of Systemic Diseases, Lupus Erythematosus,Dermatomyositis, Pyoderma Gangrenosum, Psoriasis and Systemic Therapies for Management of Skin Disease.  Author of multiple dermatology articles and textbooks

Affiliations: Chief, Division of Dermatology, University of Louisville

Dr. Callen has served as the editor or deputy editor of several dermatology periodicals and is currently the Editor of the Dermatology Section of Up To Date.