{"data":{"id":"us/20-cfr-418.1101","jurisdiction":"us","citation":"20 CFR 418.1101","heading":"What is the income-related monthly adjustment amount?","body":"(a) The income-related monthly adjustment amount is an amount that you will pay in addition to the Medicare Part B standard monthly premium plus any applicable increase in that premium as described in 42 CFR 408.22 for your Medicare Part B coverage when your modified adjusted gross income is above the threshold described in § 418.1105.\n(b) Your income-related monthly adjustment amount is based on your applicable modified adjusted gross income as described in § 418.1115 and your tax filing status.\n(c) We will determine your income-related monthly adjustment amount using the method described in § 418.1120.","path":["Title 20—Employees' Benefits","CHAPTER III—SOCIAL SECURITY ADMINISTRATION","PART 418—MEDICARE SUBSIDIES","Subpart B—Medicare Part B Income-Related Monthly Adjustment Amount"],"source_url":"https://www.ecfr.gov/api/versioner/v1/full/2026-08-25/title-20.xml","current_through":"2026-08-25","vintage":"","retrieved_at":"2026-08-27T02:24:45Z","sha256":"2aced7c22d8ec865e80d2a4ba942cca807fd9b14a2bac06086ec6e1869dfb0fe","source_id":"us-cfr","stale":true,"prev":"us/20-cfr-418.1010","next":"us/20-cfr-418.1105"},"notice":"GroundRules: Original legal text. Not legal advice."}