My mother's BCBS insurance originated from my father's OPM sponsored, FEB BCBS.I've decided to suspend FEHBP because she is now enrolled in a MEDIcare Advantage healh plan and Medicare says BCBS won't pay for any claims as long as she have UHC advant...

My mother have AARP/uhc medicare advantage (started 1.1.2019) + BCBS standard PPO (started 1976, just a standard health insurace before her medicare kicked in).I've noticed that BCBS does not pay for anything for a long time while she is paying  a pr...