New India Assurance — claim no - hh[protected], showing "under provision rejection"

Address:

Surat, Gujarat, 395010

Dear sir/ madam
I submitted above mention claim on[protected] at new india assurance co.`s tpa "heritage tpa pvt. Ltd." surat office.
Now it has passed 45 days but still its not setlled whereas when we check online claim status then its showing "under provisional rejection" i daily call to surat heritage office but no one receive call and proper response regarding this issues. For a claim amout sum of 14075/- rs. I am waiting for 45 days and continue whereas i have given properly intimation through mail same time when admitted in hospital. What should i have to do?? Please solve this issues of claim and oblige.