B18zip Link
This field enables researchers and MAOs to analyze health outcomes, such as physical and mental health component summary scores, based on geographic regions and beneficiaries' residential areas. Importance in HOS Analysis
Locating other Cohort 18 data fields (e.g., F18PBPID, B18CONTRACT). B18zip
HOS measures how well Medicare Advantage plans help beneficiaries maintain or improve their health. The geographic information provided by B18ZIP helps in longitudinal studies tracking the same individuals over a two-year period. This field enables researchers and MAOs to analyze
B18ZIP is part of the member-level data provided in the hos_dug_c18pmd.pdf - hosonline.org for analysts examining health outcomes. B18zip
It is classified as a "character" (text) field to preserve leading zeros in ZIP codes.