Do hospitals have to report MRSA cases to anyone?

Mrsa tracked. Yes, Mrsa is tracked closely by hospitals.
Hospital Reporting. Approximately 27 states have enacted laws that require hospitals, and sometimes other healthcare facilities, to report data related to hospital-acquired infections. Since 2005, the number of states with these laws has increased from five to 27.
Location dependent. In 2008 california became the first state to require the illness be reported to local health authorities. Many other states have followed suit in order to better understand how mrsa, a serious infection, is transmitted, in the hope of preventing outbreaks of the disease.