Dr. Heather Elizabeth Cahan, MD is a health care provider primarily located in Tucson, AZ, with other offices in San Mateo, CA and West Hollywood, CA (and 2 other locations). She has 26 years of experience. Her specialties include Neonatology, Pediatrics, Obstetrics & Gynecology. Dr. Cahan is affiliated with San Mateo Medical Center. She speaks English.