Stephanie A. Mackey, MD

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Dr. Stephanie A. Mackey was born and raised in Williamsport PA and graduated magna cum laude from Penn State University honors college with a biology degree. She received her medical degree from the Penn State College of Medicine and was a member of the Alpha Omega Alpha Medical Honor Society.

She then completed her internal medicine internship at Hershey Medical Center and dermatology residency at Geisinger Medical Center in Danville, PA.

She is a board-certified member of the American Academy of Dermatology, and also has memberships in the Pennsylvania Academy of Dermatology and the Lancaster County medical society, having served as president of both the state and local societies.

Dr. Mackey practices general medical dermatology and enjoys treating patients of all ages.  Diagnosing and treating skin cancer is particularly meaningful due to the impact it has on a patient’s life. Educating family practice residents from Lancaster General Hospital has been a passion of hers for many years and she has received numerous teaching awards.  She was named the top dermatologist by the Lancaster County Magazine’s reader’s poll in 2019, 2020, and 2021.

She is an avid outdoor enthusiast and enjoys biking rail-trails around the country, as well as hiking and teaching Body Pump classes at her local rec center. For the past two decades, she has rescued retired greyhounds, having a special affinity for the senior hounds. 

 

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Practice Locations:

Lancaster

Certifications:

American Academy of Dermatology

Schooling:

Penn State University

Penn State College of Medicine 

 

Professional Affiliations:

Pennsylvania Academy of Dermatology

Lancaster County Medical Society