OASIS-E2 News & Updates
OASIS-E2 Update (Effective April 1, 2026) OASIS-E2 is the proposed CMS update to the home health Outcomes and Assessment Information Set. It builds on OASIS-E1’s all-payer structure to standardize data, improve risk adjustment, and reduce burden.
Key Changes:
- Remove: O0350 (COVID-19 vaccination status)
- Revise: Transportation item (A1250 → A1255)
- Replace: M0069 (Gender) with A0810 (Sex)
- Add to ROC: A1110 (Language), B0200 (Vision), B1000 (Hearing)
Purpose:
- Align with IMPACT Act standardization
- Enhance risk adjustment for HHQRP quality measures
- Support smoother transitions with mid-year changes and patient-centered data
Implementation:
- Off-cycle start date: April 1, 2026