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ch.2 key terms
Term | Definition |
---|---|
category | contains 3 characters |
cooperating parties for the ICD-10-CM/PCS | used a companion document when coding from ICD-10-CM and ICD-10- PCS |
encoder | automate the coding process |
encounter | face-to-face contacts between a patient and health care provider |
essential modifier | same as subterm. |
etiology | cause of disease |
general equivalence mapping (GEM) | translation dictionaries or crosswalks of codes that can be roughly identify ICD-10-CM codes for their ICD-9-CM equivalent codes and visa versa |
ICD-10 coordination and maintenance committee | responsible for overseeing all changes and modifications made up of NCHS, CMS, DHHS |
index to disease and injuries | alphabetical list of main terms and their corresponding codes. main term boldface, subterms and qualifiers are indented below the main term |
international classification of disease (ICD) | published by world health organization (WHO), used to classify mortality data from death certificates |
legacy classification system | same as legacy coding system |
legacy coding system | used to archive data but no longer supported or updated by ICD-9-CM |
main term | printed boldface type and followed by a code |
Medicare prescription, drug, improvement, and modernization act (MMA) | require all codes sets to be valid at the time services provided. coding updates must be implemented immediately for accurate coding on claims |
morbidity | disease |
mortality | death |
nonessential modifier | qualifying words contained in parentheses after the main term |
official ICD-10-CM guidelines for coding and reporting | rules that were developed to accompany and complement official conventions and instructions provided in the classification system. |
official ICD-10-PCS guidelines for coding and reporting | same as Official ICD-10-CM guidelines fro coding and reporting |
placeholder | involves the use of the letter "x" in certain ICD-10-cm codes to allow future expansion |
subcategory | contains 4,5 ,6 characters. subcategory codes that require additional characters are invalid if the 5th, 6th and/or 7th characters are absent |
subterm | quality the main term by listing alternative sites, etiology, or clinical status |
tabular list of diseases and injuries | 22 chapters, classify diseases and injuries according to specific body systems as well as etiology |