Home Health Agency (HHA) Providers
The purpose of this page is to display technical information related to OASIS (the Outcome and Assessment Information Set) data set for use in Home Health Agencies (HHAs)
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Reference & Manuals
OASIS-E-2 Q & A's
Updated: Feb 24, 2026
Updated: Feb 24, 2026
OASIS Error Message Reference Guide
Updated: Feb 05, 2026
Updated: Feb 05, 2026
OASIS Quarterly Q & A's
Updated: Apr 21, 2026
Updated: Apr 21, 2026