What is the telephone number for magellan? The Customer Service Phone Number of Magellan GPS is: 1800 644 033. Magellan Navigation Incorporation is one of the leading navigation product manufacturer company located in the United States.What is the mailing address for magellan? The address of Magellan GPS is 471 El Camino Real, Santa Clara, California 95050, United States.What is magellan complete care? Magellan Complete Care is a Florida Medicaid specialty health plan for Medicaid recipients living with a serious mental illness.What is magellan insurance? Magellan Health Insurance Company. It is a specialty healthcare management company servicing government agencies, corporations, and health plans. Magellan focuses on controlling the most complex and costly health care services such as behavioral health management and radiology, as well as, specialty pharmaceuticals.