E ▁Health care , ▁ID X ▁had ▁four ▁primary ▁lines ▁of ▁business : ▁ ▁Flow cast ▁was ▁the ▁original ▁application ▁produced ▁by ▁ID X . ▁It ▁is ▁a ▁re venue ▁cycle ▁management ▁system ▁for ▁medium ▁to ▁large ▁phys ician ▁groups , ▁hosp it als , ▁and ▁integrated ▁delivery ▁networks , ▁and ▁includes ▁sched uling , ▁b illing ▁and ▁collections ▁modules . ▁ ▁It ▁is ▁written ▁in ▁the ▁M U MP S ▁programming ▁language ▁and ▁runs ▁on ▁Inter System s ▁C ach é . ▁ ▁Flow cast ▁was ▁renamed ▁Cent ric ity ▁Business ▁after ▁the ▁product ▁was ▁acquired ▁by ▁G E ▁Health care . ▁ ▁The ▁product ▁is ▁now ▁owned ▁by ▁ath ena he alth . ▁ ▁Group cast ▁was ▁a ▁financial ▁management ▁system ▁for ▁smaller - to - medium ▁size ▁provider ▁groups . ▁ ▁It ▁was ▁renamed ▁Cent ric ity ▁Group ▁Management ▁after ▁being ▁acquired ▁by ▁G E ▁Health care . ▁ ▁The ▁product ▁is ▁now ▁owned ▁by ▁ath ena he alth . ▁ ▁Care cast ▁was ▁a ▁system ▁used ▁primarily ▁by ▁large ▁hosp it als ▁and ▁medical ▁cent ers ▁as ▁an ▁integrated ▁clin ical ▁and ▁financial ▁application . ▁ ▁Kn own ▁as ▁" Last word " ▁before ▁ID X ▁re - brand ed ▁it , ▁the ▁system ▁was ▁developed ▁in ▁the ▁ 1 9 8 0 s ▁by ▁Seattle - based ▁P H AM IS , ▁Inc ., ▁a ▁company ▁acquired ▁by ▁ID X ▁in ▁ 1 9 9 7 . ▁ ▁Care cast ▁also ▁came ▁in ▁a ▁regional ized ▁version ▁currently