Social Security 2024 Earnings Limit For Medicare. So, the ssa looks at your 2022 tax returns to see if you must pay an irmaa in. The limit is much higher.

According to social security, the income related monthly adjusted amount (irmaa) payments are calculated based on how much most beneficiaries pay for the true cost of medicare part b. People under full retirement age can earn up to $22,320 in 2024 (rising to $23,400 in 2025) while on social security without penalty.