1. Step 1:
    Study Population Parameters
  2. Step 2:
    Review & Submit
  3. Step 3:
    Estimate Report
This application allows for the estimation of Medicare and Medicare-Medicaid population sizes. It does not allow for estimation of populations for Medicaid-only enrollees. Medicare population estimates are extrapolated from a one-year 20% Medicare sample.
Study Population Parameters
ICD-9 version codes are used for Encounter File Types only. ICD-10 version codes are used for Medicare Claim Types only. Please keep in mind the same code has different meanings between the two versions.
Selection Summary

NOTE: Results will be extrapolated from a one-year 20% Medicare sample.
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