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.
Coding CAD. The ICD-9-CM diagnosis codes for CAD are classified to subcategory 414.0x. Coding CAD requires documentation of the coronary artery involved and whether or not it is of a native artery, an artery of a transplanted heart, or a bypass graft. The fifth-digit subclassification identifies the coronary artery involved.
DRG - Diagnosis Related Groups HCC - Risk Adjustment/Factors ICD-9-CM - Volumes 1 & 2 Drugs (Rx) & Other Code Sets. NDC - National Drug Codes Other Medical Code Sets. Procedures (Tx) CPTÂ® - Level I codes & modifiers HCPCS - Level II codes & modifiers CDTÂ® Codes - Dental D codes ICD-10-PCS Codes, guidelines, etc.