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.
ICD-10 is a more detailed system that will allow for collection of more specific data about patient diagnoses. ICD-10 codes are 3-7 digits compared with the 3-5 digits in ICD-9-CM. Following is a crosswalk of ICD-9-CM codes commonly used in spine care to the new ICD-10 codes.