CHARLOTTE, N.C.--(BUSINESS WIRE)--April 26, 2005--In its first full year of existence, the Southern Premier Owners Group (SPOG) - an alliance of 16 hospitals and medical centers across Louisiana, Mississippi, Arkansas and Oklahoma - already has slashed a documented $3.3 million in supply costs, according to figures released today. Over the life of current contracts for items ranging from exam gloves to film to hypodermic needles, SPOG expects nearly $10 million in supply cost reductions through its regional collaborative.