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.
DECUBITUS ULCER ICD 9 CODES. ICD-9-CM codes are used in medical billing and coding to describe diseases, injuries, symptoms and conditions (like decubitus ulcers). ICD-9-CM 707.00 is the base billing code for decubitus ulcers (pressure sores). The following medical billing ICD 9 codes are specific to decubitus ulcers and their locations on the patientâs body: 707.00 â decubitus ulcer, unspecified area of the body. 707.01 â decubitus ulcer of the elbow.