Spectrum Dermatology now has 4 office locations in the Scottsdale / Phoenix areas. To better serve our patients in Carefree, Anthem, North Phoenix, Glendale and North Scottsdale, we have a beautiful new center with nearly 5,000 square feet to serve you. At this Desert Ridge Dermatology Office, we offer both medical and surgical dermatology with the following providers: Dr. Brooke Jeffy, Dr. Nancy Kim, Dr. Maya Thosani, and Katherine Weidenbach, NP.