Dr. Helen Mashek is interested in all aspects of skin care, including medical dermatology and cosmetic procedures. She is dedicated to her practice and enjoys working with adult and pediatric patients.
Dr. Helen Mashek is interested in all aspects of skin care, including medical dermatology and cosmetic procedures. She is dedicated to her practice and enjoys working with adult and pediatric patients.
The reviews listed below were collected independently of Premier Dermatology & Cosmetic Surgery through rater8. Each review represents an authentic and verified patient experience.
Was prompt, professional and very honest and thorough.
(8 months ago)
Sep-2025
Quick and easy all around
(9 months ago)
Aug-2025
Dr Mashek is a rockstar. Attentive, just the right amount of information, on time. Office staff great too!
(9 months ago)
Aug-2025
I wouldn't want any other dermatologist. She is now located an hour and a half from me, but I will continue to travel to see her even though their practice has an office right here in Middletown.
(9 months ago)
Jul-2025
Friendly, informative and fast.
(1 year ago)
May-2025
Excellent experience overall!
(1 year ago)
May-2025
Professional, knowledgeable, personable, and always clear about treatment and instructions.
(1 year ago)
May-2025
Dr Mashek has been my dermatologist for many years. She is always thorough, reliable, and professional. I highly recommend her.
(1 year ago)
Mar-2025
I have been with Dr. Mashek for over 8 years. She always is friendly and professional. She is well prepared for my visit and always has recommendations to help me.
Dr. Helen Mashek joined Premier Dermatology and Cosmetic Surgery in 1996. She is interested in all aspects of skin care, including medical dermatology and cosmetic procedures. She is dedicated to her practice and enjoys working with adult and pediatric patients. She is board certified by the American Board of Dermatology.
Dr. Mashek graduated from the University of Pennsylvania and Rutgers – New Jersey Medical School. She completed residencies in Internal Medicine at the Thomas Jefferson University Hospital and Dermatology at SUNY – Buffalo. She enjoys teaching and scholarly pursuits. She gives educational lectures to residents of the Christiana Health Care System as well as to community groups. Her research and clinical work are published in leading dermatology journals.
Dr. Mashek is active in several professional organizations including the American Academy of Dermatology, Philadelphia Dermatologic Society, Delaware Academy of Dermatology and the Women’s Dermatologic Society. On a personal note, Dr. Mashek enjoys family life with her husband and two daughters and is active is racquet sports.
See other doctors in Premier Dermatology & Cosmetic Surgery
Was prompt, professional and very honest and thorough.
Quick and easy all around
Dr Mashek is a rockstar. Attentive, just the right amount of information, on time. Office staff great too!
I wouldn't want any other dermatologist. She is now located an hour and a half from me, but I will continue to travel to see her even though their practice has an office right here in Middletown.
Friendly, informative and fast.
Excellent experience overall!
Professional, knowledgeable, personable, and always clear about treatment and instructions.
Dr Mashek has been my dermatologist for many years. She is always thorough, reliable, and professional. I highly recommend her.
I have been with Dr. Mashek for over 8 years. She always is friendly and professional. She is well prepared for my visit and always has recommendations to help me.
Extremely knowledgeable and gentle!