Dr. Posnak attended Pennsylvania State University College of Medicine and graduated in 1984 (38 years ago).
Dr. Posnak works at Dermatology Group Pa, which has 11 other health providers.
As a dermatology, Dr. Posnak may see patients with the following conditions. Please check with Dr. Posnak what conditions he treats. Dr. Posnak may treat additional conditions not listed.
Dr. Posnak is a dermatologist.
Providers chosen based on Dr. Posnak's location and specialties.