Development and Evaluation of a Process to Link Cancer Patients in the SEER Registries to National Medicaid Enrollment Data.

Cancer patients receiving Medicaid have worse prognosis. Patients in 14 Surveillance, Epidemiology, and End Results (SEER) cancer registries were linked to national Medicaid enrollment files, 2006-2013, to determine enrollment status during the year before and after diagnosis. A deterministic algorithm based on Social Security number, Medicare Health Insurance Claim number, sex, and date of birth was utilized.

Understanding factors associated with loss of medicaid coverage among dual eligibles can help identify vulnerable enrollees.

For people who receive both Medicare and Medicaid benefits (dual-eligible beneficiaries), the loss of Medicaid coverage may lead to problems with care coordination, higher out-of-pocket expenses, or reduced access to services. Using administrative data, we followed 292,242 full-benefit and 91,020 partial-benefit dual eligibles from January 2009 through December 2011. Among those with full Medicaid benefits, 15.

The relationship of post-acute home care use to Medicaid utilization and expenditures.

Research Objectives: To describe the use of post-acute home care (PAHC) and total Medicaid expenditures among hospitalized nonelderly adult Medicaid eligibles and to test whether health services utilization rates or total Medicaid expenditures were lower among Medicaid eligibles who used PAHC compared to those who did not.

Study Population: 5,299 Medicaid patients aged 18-64 discharged in 1992-1996 from 29 hospitals in the Cleveland Health Quality Choice (CHQC) project.

Data Sources: Linked Ohio Medicaid claims and CHQC medical record abstract data.