In the official season of Aconcagua Park (which generally goes from November 15 through March 15 each year) there is free medical assistance and prevention service.

It is located in the center of Plaza de Mulas. It is advisable to go daily for general checks, oxygen saturation in blood or any doubts that might come up. In Plaza Argentina this service is offered only in the high season (December 15- January 31 each year).