She is certified by the National Commission on Certification of Physician Assistants and is a member of the Tucson Dermatology Society, American Academy of Physician Assistants and Society of Dermatology Physician Assistants. PA Ferrer has practiced dermatology for 16 years. In addition to working at Dyson Dermatology, she is a longtime volunteer at Clinica Amistad. She regularly travels to Mexico to provide free medical care to patients in need.