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Chronic Conditions Data Warehouse

Your source for national CMS Medicare and Medicaid research data

  • Home
  • Medicare Data
    • Medicare Tables & Reports
    • Medicare Charts
      • Medicare Enrollment Charts
      • Medicare Chronic Condition Charts
      • Medicare Part D Charts
      • Medicare Other Chronic and Disabling Conditions
  • Medicaid Data
    • Medicaid Tables & Reports
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  • Data Dictionaries
  • Condition Categories
    • Chronic Conditions
    • Other Chronic and Disabling Conditions
  • Analytic Guidance
    • User Documentation
    • Technical Guidance Documentation
    • White Papers and Presentations
      • CCW Medicare Data White Papers
      • CCW Medicaid Data White Papers
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  1. Chronic Conditions Data Warehouse
  2. Analytic Guidance
  3. User Documentation

User Documentation

The following user guides provide information that may be helpful in understanding and analyzing the CCW data including descriptions of the CCW population, chronic condition definitions, and limitations of the data.

  • CCW Medicare Administrative Data User Guide
  • CCW Medicare Encounter Data User Guide
  • CCW Medicare Part D Data User Guide
  • CCW Medicare Healthcare Effectiveness Data and Information Set (HEDIS) User Guide
  • CCW Medicare Risk Score Files User Guide
  • CCW Medicare Data on Provider Practice and Specialty (MD-PPAS) User Guide
  • CCW T-MSIS Analytic Files (TAF) User Guide
  • CCW Medicaid Analytic eXtract (MAX) User Guide
  • CCW MMLEADS User Guide - 2016 Forward
  • CCW MMLEADS User Guide - 2006-2012
  • CCW VRDC Data Output Review Process

Archive Documentation

  • Medicare Encounter Data User Guide 2015 Preliminary
CMS: Centers for Medicare & Medicaid Services

This website was developed under contract with the Centers for Medicare & Medicaid Services (CMS).

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