Emergency Medical Services to Host Conference Call to Discuss Results for the First Quarter Ending March 31, 2006

GREENWOOD VILLAGE, Colo. -- Emergency Medical Services Corporation (NYSE:EMS) today announced that it will provide an audio webcast of its conference call to discuss results for its first quarter ending March 31, 2006, on Tuesday, May 9, 2006. The Company's results for the first quarter ending March 31, 2006, will be released before the opening of the market on Tuesday, May 9, 2006.

The live broadcast of Emergency Medical Services' conference call will begin at 11:00 a.m. Eastern time on May 9, 2006. A 30-day on-line replay will be available approximately an hour following the conclusion of the live broadcast.

Under the recognized brands of EmCare and American Medical Response (AMR), Emergency Medical Services Corporation, headquartered in Greenwood Village, Colorado, is a leading provider of emergency medical services in the United States, serving more than nine million patients each year. EmCare provides outsourced emergency department staffing and management services to more than 335 hospitals nationwide. American Medical Response is America's leading provider of ambulance services