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icd (version 3.3)

icd_parse_cc_hierarchy: Import CMS HCC Rules

Description

The CMS Hierarchical Condition Categories are created by applying a series of rules to the Condition Categories (CC) These rules were obtained from CMS Medicare Risk Adjustors. Due to the complex file structure of the original data (many nested zip files), they have been organized manually in the folder data/icd_hcc_rawdata/hierarchy.

Usage

icd_parse_cc_hierarchy(save_data = FALSE)

Arguments

save_data

logical whether to save the result in the source tree. Defaults to FALSE.

condense

Deprecated. The map is not condensed by default. If required, it can reduced to a smaller set of codes using icd_condense.

Value

invisibly returns the list of vectors, where a co-morbidity name is associated with a character vector of ICD-9 codes.

Details

This function creates an .RData file containing rules for converting CCs to HCC