The ICD-9-CM codes need to be organized. Therefor, there are main terms used for the ICD-9-CM and subterms are also used in the ICD-9-CM in order to keep organization.
ICD9CM is the official system of assigning codes associated with hospitals in the Untied States. Originally used to code and classify mortality data from death certificates until 1999. It consist of a numerical list of the disease code, an alphabetical index of the diseases entries and a classification system for the procedures.
86.3
348.4
The ICD-9-CM code for gastroenteritis due to the Norwalk virus is 008.63. This code will become A08.11 with the new ICD-10-CM codes.
197.0 Source: http://icd9cm.chrisendres.com/icd9cm/index.php?action=child&recordid=1432 General source: http://icd9cm.chrisendres.com/icd9cm/
A word or phrase that describes a main term in the ICD-9-CM Alphabetic index.
the code for foreign body present in auditory canal is 931
Numbers are used in zip codes.
cypher codes
Device codes on televisions are used for communications between the television and the remote control. The codes are used to setup and change channels.
AnswerDelivery codes.
V20.2 (Routine Infant or Child Health Check that is 28 days or older)