This week: Mayo irks insurers by ceasing MA patient scheduling; Mercy locks down ICU after online attacks . Plus: VillageMD announces plans to buy chronic care management company Healthy Interactions .

Links to the stories:

Mayo Clinic halts scheduling of out-of-network Medicare Advantage patients

'Baseless attacks' online trigger lockdown at Oklahoma hospital ICU

VillageMD buys chronic care management company Healthy Interactions