RHIT exam prep: filing/numbering systems 2023 updated to pass

RHIT exam prep: filing/numbering systems 2023 updated to passterminal digit - correct answer filing system using 3 numerical parts. filed by last two digits (primary), then middle two digits in ascending order. keeps filing at an even rate. ex: 90-22-33; filed by 33, next file would be 90-23-33 serial unit - correct answer new MRN assigned every time pt is treated. previous encounter documentation is brought forward and filed with the newest MRN unit - correct answer issued one MRN during 1st encounter and used in all subsequent visits middle digit - correct answer same as terminal digit except uses middle digits as primary straight serial - correct answer sequential MRN assigned for each encounter straight numeric - correct answer arranged in ascending numerical order alphabetic - correct answer arranged by pts last name, then first and middle names used as further identification alphanumeric - correct answer uses a combo of letters and numbers to identify individual records, usually the 1st two letters of last name. source oriented health record - correct answer record arranged by the dept that provided care