***Due to maintenance, the KMAP real-time eligibility service requests may experience intermittent interruptions on Sunday, May 19, 2024, from 12:00 a.m. to 4:00 a.m. CT. We apologize for the inconvenience.***Optum Change Healthcare (CHC) continues to experience a network service interruption that may impact your ability to submit claims or check eligibility for the Kansas Medical Assistance Program (KMAP). Additional information can be found 'here'. ***NCPDP Common File Error Log, click 'Here'