The Medicaid and CHIP TAF (T-MSIS Analytic File) Demographic and Eligibility (DE) file contains one record for every individual eligible for and enrolled in Medicaid or CHIP for at least one day during the file calendar year.
The Risk Score Files are created from the final CMS risk adjustment model outputs for a payment year. These risk scores are used to adjust CMS payments to Medicare Advantage (Part C) plans to account for differences in relative costs among plan enrollees. At this time, only Payment Year (PY)14 risk score files are available for research use. Please see the Medicare Managed Care Manual, Chapter 7 for a discussion of risk adjustment in the Medicare Advantage program.
The National Death Index segment of the MESF includes cause of death information from death certificates provided through linkage with the National Death Index (NDI) cause of death information. Annual files are available for 1999-2013.
The Conditions segment of the MESF flags each Medicaid beneficiary for the presence of one of 27 specific chronic conditions or one of 35 other chronic or potentially disabling conditions.
The Other Chronic or Potentially Disabling Conditions segment of the MBSF flags beneficiary records for the presence of 35 chronic or potentially disabling conditions not included in the original list of 27 conditions, including:mental health,tobacco use, alcohol and drug use,developmental disorders,disability-related conditions,behavioral health andother chronic physical conditions.
This segment includes cause of death information from death certificates provided through linkage with the National Death Index (NDI). This data is available for all deceased Medicare beneficiaries from 1999-2016.
The Cost and Utilization file segment of the MBSF includes one record for each beneficiary enrolled in Medicare in the calendar year of the file.
: The Chronic Conditions segment of the Master Beneficiary Summary File (MBSF) flags each Medicare beneficiary for the presence of one of 27 specific chronic conditions.
The MBSF base segment includes beneficiary enrollment information, (A/B/C/D). Medicare Advantage (Part C) and the Prescription Drug Program (Part D) plan enrollment information is included.
Medicaid MAX (Medicaid Analytic Extract) Personal Summary (PS) file contains one record for every individual eligible for and enrolled in Medicaid for at least one month or who had a Medicaid-paid service within the file year.
The Plan Characteristics file contains Medicare Advantage plan and Prescription Drug Plan information separated into six subfiles.The subfiles are:Plan “Base” or Benefit package filePremiumCost Sharing TierService AreaSpecial Needs Plansmulti-year crosswalk file.