Got a denial letter? Don't panic. You have 60 days to file an appeal. Use form...
https://wiki-neon.win/index.php/How_Long_Do_I_Have_to_Appeal_an_SSDI_Denial%3F_(And_Why_Waiting_Until_Day_59_is_a_Bad_Idea)
Got a denial letter? Don't panic. You have 60 days to file an appeal. Use form SSA-561 for your reconsideration request