SMBI Symbion (MM)

Symbion, Inc. (NASDAQ:SMBI), an owner and operator of short stay surgical facilities, announced today that it will provide an online Web simulcast of its first quarter 2007 earnings conference call on Thursday, April 26, 2007. The Company�s results for the first quarter ended March 31, 2007, will be released after the close of the market on Wednesday, April 25,�2007. The live broadcast of Symbion�s conference call is scheduled to begin at 10:00�a.m. Eastern Time on Thursday, April 26, 2007. An online replay will be available for 30 days beginning approximately an hour following the conclusion of the live broadcast. A link to these events can be found on the Company�s website at www.symbion.com or at www.earnings.com. Symbion, Inc., headquartered in Nashville, Tennessee, owns and operates a network of 59 short stay surgical facilities in 23 states. The Company�s centers provide non-emergency surgical procedures across many specialties.