Now there's a million different ones. >> can't you just put it into the computer? >> no. you have to learn it, know it. >> the statistics show that 25% of doctors are not prepared. that will put them out of business. that's one concern. and 75% of us are only using about 10% of the codes. we like easy stuff. we're going from 14,000 codes in icd 9 to 68,000. more complex. what does it mean for all of us? when you come, the billers have to gear up. i think long term this may work because it's going to have better outcomes, more specific outcomes. the government can look, who is doing a quality j...