Objectives: To estimate the proportion of family caregivers assisting older adults during Medicare home health who have an identified need for activity-specific training and identify characteristics associated with caregiver training needs. Design: Nationally representative retrospective cohort study. Setting and Participants: 1758 (weighted n = 8,477,990) Medicare beneficiaries who participated in the National Health and Aging Trends Study (NHATS) and received Medicare-funded home health care between 2011 and 2016.