"""A recent article in the Los Angeles Times reported a CT scan of the abdomen costs about $2,400 for patients insured by Blue Shield of California, while the L

"""A recent article in the Los Angeles Times reported a CT scan of the abdomen costs about $2,400 for patients insured by Blue Shield of California, while the Los Alamitos (Calif.) Medical Center cash price is only $250. That is a 89% discount by my calculation. [snip] If you tell them you have insurance, they will be bound to charge you the insurance company’s negotiated rate. Those are the up to 89% higher fees documented in the previous paragraph.""" 2400 is 860% higher than 250, not 89% higher.