About Mara Limoncelli, PA-C
Mara Limoncelli, PA-C is a board-certified physician assistant providing care at Knott Street Dermatology. She joined Knott Street Dermatology in 2016 and has had extensive training and mentorship by Dr. Hanson.
Patient Education Resources
CoolSculpting® is a non-surgical, non-invasive procedure that uses a device to cool targeted areas of fat, causing the fat cells to freeze and die. Over time, the body naturally eliminates these d...
Botox® (botulinum toxin type A) is a medication that is primarily used to temporarily paralyze specific muscles in the face and body.It is most often used to improve the appearance of wrinkles and...
The length of time it takes to remove a tattoo depends on several factors, including the size, location, and color of the tattoo, as well as the individual's skin type and overall health.The most ...
Psoriasis is a chronic skin condition that causes red, scaly patches on the skin. It affects about 2-3% of the population. People with psoriasis are at an increased risk of developing a form of arthri...
Treatment for psoriasis on the scalp typically involves a combination of topical and systemic therapies.Topical treatments include:Shampoos containing salicylic acid, coal tar, or sulfur, which can he...
Education & Training
Mara Limoncelli graduated from D’Youville College in Buffalo, NY with a combined Bachelors/Masters in Physician Assistant studies. She began her career working at an urgent care in Burlington, Vermont before moving to the Portland area in 2012 to join a family medicine practice.
Knott Street Dermatology

Knott Street Dermatology provides quality skin, hair, and nail care incorporating current medical and surgical practices for optimal dermatological health.
With a primary focus on treating skin cancer, we offer Mohs Surgery and an in-house pathology laboratory.
Knott Street Dermatology also has an aesthetic department offering a full array of cosmetic procedures.
Our providers accept most insurance carriers, and are available in two locations to treat all of your skin, hair, and nail needs.