Revenue Codes for Inpatient Services (rev cd ip)

Nov 14, 2003 · The ICD-9 code is a step further, after the terms have been grouped together they are assigned a number. The ICD-9 code was adapted from the WHOART dictionary by the Centers of Disease Control in order to track mortality and morbidity data. The ICD-10 code is becoming the more frequently used coding system. ................
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