HHH MACs have their official marching orders from Medicare for the provisions finalized in the 2022 home health final rule. Change Request 12509 covers new payment rates and calculation methodologies at www.cms.gov/files/document/r11099cp.pdf. A related MLN Matters article is at www.cms.gov/files/document/mm12509-home-health-prospective-payment-system-hh-pps-rate-update-calendar-year-cy-2022.pdf.