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
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...
Biologics are a class of medications that can be used to treat eczema, a chronic skin condition characterized by inflammation and itching. Biologics work by targeting specific parts of the immune syst...
Dry skin can be caused by a variety of factors, such as cold weather, low humidity, harsh soaps, and certain medical conditions. Here are some tips for treating dry skin:Moisturize: Moisturizing is th...
Acne scars can be treated with a variety of methods, including:Topical treatments: Topical creams and gels containing ingredients such as retinoids, hydroquinone, and vitamin C can help to reduce the ...
Microneedling is a cosmetic procedure that involves using a device with fine needles to create tiny punctures in the skin. The needles are typically between 0.5mm and 2.5mm in length, and are used to ...
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.