2023 Social Security info is in the mail. Here are IRMA numbers for 2023 for singles
Part B Part D Total Annual Savings
2023 Medicare Steps 97000.00 65.9 12.2 78.1 937.2
123000.00 164.8 31.5 196.3 2355.6 1418.4
153000.00 263.7 50.7 314.4 3772.8 1417.2
183000.00 362.6 70 432.6 5191.2 1418.4
4999999.99 395.6 76.4 472 5664
MAGI income over $97K, each $30K increase raises your annual IRMA by $1417 up to $183K.