About Dr. Teri McGillis, MD
Teri Mc Gillis is a board-certified dermatologist and a fellowship-trained MOHS surgeon. She is originally from California and her father is a dermatologist.
Dr. McGillis is internationally recognized, having spoken or taught in such places as Singapore, Indonesia, Israel, Brazil, and Germany as well as throughout the United States. She has published many articles and written book chapters to help advance her specialty. She came to Lancaster in 2007 to bring her expertise to the area.
Conditions Treated
Patient Education Resources
The cost of getting a tattoo and the cost of having it removed can vary depending on several factors such as the size, location, and complexity of the tattoo, as well as the experience and reputation ...
Truncal acne, which refers to acne that occurs on the trunk of the body (such as the chest and back), may require a slightly different treatment approach than facial acne. This is because the skin on ...
A dermatologist can make you appear more youthful by using a variety of treatments, such as:Topical creams and serums that contain ingredients like retinoids and hyaluronic acid to improve skin textur...
Botulinum toxin is a type of neurotoxin that is used for a variety of cosmetic and medical purposes. There are several different types of botulinum toxin available on the market, each with their own u...
Ocular rosacea is a subtype of rosacea that affects the eyes, and it can cause symptoms such as redness, itching, burning, and a gritty sensation in the eyes. Treatment for ocular rosacea typically in...
Education & Training
Dr. McGillis graduated from The University of California at Davis Medical School. Her internship was in San Francisco and residency at U.C. Davis. She was selected to complete a post-graduate fellowship in dermatologic surgery at the Cleveland Clinic where she concentrated on cosmetics, laser therapies and treatment of skin cancer. She remained on staff for almost 20 years.
Dermatology Physicians

Dermatology Physicians and Laser & Skin Care Center are proud to serve the Lancaster County area including Lancaster, Lititz, Ephrata, Manheim, Columbia, East Petersburg, Willow Street and the Willow Valley Retirement Community in Pennsylvania.
The mission of Dermatology Physicians is to deliver personalized service along with ethical, skilled, and comprehensive care. Our renowned physicians offer a broad range of diagnostic and therapeutic procedures, providing patients with unparalleled service. This vision is the cornerstone of who we are and what we do.
Our Laser and Skin Care Center is led by Dr. Patricia Groleau, a Board Certified Dermatologist. She specializes in the fields of cosmetic injectables (Botox, Juvederm, Voluma, Radiesse, Restylane, Sculptra, Kybella) and laser resurfacing.