About John Sobotka, PA-C
John Sobotka, MS, PA-C is a board-certified physician assistant and has more than 16 years of dermatology experience. He enjoys working with patients of all ages and specializes in medical dermatology.
Patient Education Resources
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 ...
Click on the product image below to access medication savings or patient support programs from the manufacturer. In some cases, a form must be submitted along with proof of having purchased the med...
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...
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...
The treatment for severe atopic dermatitis will depend on the individual case, but it may include a combination of the following:Topical corticosteroids: Topical corticosteroids can be used to reduce ...
Education & Training
John has earned a Bachelors Degree in Biology and a Masters Degree in Physician Assistant Studies from Wayne State University.
Ferrara Dermatology Clinic, PC

Ferrara Dermatology Clinic PC is a full-service dermatology practice established in Grosse Pointe Woods, Michigan in 1958 by Dr. Richard Ferrara, Sr. to offer comprehensive dermatologic, medical, surgical and aesthetic services.
Our team, led by Dr. Richard Ferrara, Jr. and Dr. Katherine Caretti, focuses on overall skin wellness, preventative skin care and, with the support of a highly-trained medical staff, have the ability to manage a wide range of medical and aesthetic dermatology. From routine yearly skin examinations to the management of skin cancer and other skin conditions such as acne, psoriasis and eczema, our practice provides individualized, comprehensive services to help you maintain healthy skin throughout the stages of your life.
An expanded facility and our continued focus on modern technology and the top-of-the-line treatments make Ferrara Dermatology an ideal place to meet your family’s skin care needs.
We also provide cosmetic services through the Skin & Laser Center of Grosse Pointe in our shared building, under the medical direction of Dr. Ferrara and Dr. Caretti.