Dr. John Cottam is a dermatologist practicing in Tampa, FL. Dr. Cottam specializes in skin care. Dermatologists evaluate and manage both common and uncommon skin conditions. These conditions include acne, psoriasis, warts, skin infections, atopic dermatitis, herpes simplex and more. Dermatologists are also experts in more complex skin diseases like impetigo, hidradenitis and milaria. Dr. Cottam diagnoses skin problems and develops unique treatments plans for each individual patient.