The pathologists of APMG have been providing dermatopathology
consultation service since 1956. Today, Dr. Julia Chan and Dr. Leonard Valentino are
the pathologists of our dermatopathology service. With over 75 years combined experience, our group
is the service of choice for many dermatologists in the counties we serve. We have vast experience in
the interpretation of atypical nevi, early state melanoma, and unusual skin neoplasm.
OUR DERMATOPATHOLOGY SPECIALISTS
Julia S. Chan, M.D. is board-certified in anatomic and clinical pathology and cytopathology,
with expertise in dermatopathology. Recruited from the faculty of the Department of Pathology at
the University of California, San Francisco, Dr. Chan has been a principal pathologist in our Los Gatos
lab since 1988, specializing in dermatopathology and all aspects of outpatient pathology. A founding
partner of the APMG, Inc., Dr. Chan is the current president of the group and also serving as assistant clinical
professor at the University of California, San Francisco. Dr. Chan received her M.D. degree from
the University of Illinois at Chicago and completed her pathology training at U.C. San Francisco and S.F. General Hospital.
Leonard A. Valentino, M.D., is board-certified in
Anatomic and Clinical Pathology, Dermatopathology and Nuclear Medicine. He
serves as the Medical Director of the Bone Density Center in Redwood City.
Dr. Valentino received his M.D. degree from Loyola University, Stritch
School of Medicine in Chicago, Illinois, and completed his pathology
residency at the University of California, San Francisco.