Household data are collected as of March. As stated in the Census's Source and Accuracy of Estimates for Income, Poverty, and Health Insurance Coverage in the United States: 2011 (http://www.census.gov/hhes/www/p60_243sa.pdf) Estimation of Median Incomes. The Census Bureau has changed the methodology for computing median income over time.
Documentation specificity under the ICD-10-CM system for coronary artery disease (CAD) with and without angina is crucial for accurate classification of these disease processes. Combination codes including CAD with and without angina will exist under the new coding system.
In other words, ICD codes explain to the insurance payer why the doctor performed a certain procedure. The code thatâs currently in use in the United States is the Ninth Revision, Clinical Modification, or ICD-9-CM. ICD-9, the code set on which ICD-9-CM is based, was published in 1978. It was adapted for use in the United States in the same year. Note that ICD-9-CM is used only in the United States.