 [ Symptoms ] will medicare still only limit inpatient services and nursing home therapy services to 90 days at a time  my 97 year old father had a mild stroke october 17 2013 how should i prepare for medical billing he has blue cross and medicare supplement coverage [ Disease ] nothing about medicare in this regard is changing for details about how benefits work and how to prepare for billing contact your local state health insurance assistance programs ships shipnpr shiptalk org or call 800 677 1116