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.
Must be a valid ICD-9-CM code. To be valid, ICD-9-CM codes must be entered at the most specific level to which they are classified in the ICD-9-CM Tabular List. Three-digit codes further divided at the four-digit level must be entered using all four digits.