Public and private medical facilities in La Manga del Mar Menor La Manga del Mar Menor has a total of two doctor’s surgeries. The Centro de Salud Costa Cálida is the main surgery and offers an all year-round service, whereas the Cavanna centre only operates during the busier summer months. CENTRO DE SALUD COSTA CALIDA Urbanisation Castillo de Mar General medicine, 24 hour accident and emergencies, pediatrician Telephone..