2025 MIPS Improvement Activity Reporting For providers reporting MIPS for 2025, at least 50% of the clinicians in a group must attest to the same Improvement Activity for a minimum of 90 consecutive days. Last 90 days to attest to performing an Improvement Activity starts October 1st.Michele Krpata, BSW, CPC, CPMACompliance Officer, Quality Reporting AnalystIntegrated Physicians Management Services