The short answer is no. VA health care does not require Medicare Part B, and no one loses VA care for skipping it. However, two related programs — CHAMPVA and TRICARE for Life — do require it, and delaying Part B carries a penalty that never goes away. No. VA disability compensation is not the same as VA healthcare enrollment, and neither automatically provides Medicare. These are three completely separate processes: VA care isn’t guaranteed at every location or for every service, and if you drop Part B and want it later, you’ll face a lifelong late-enrollment penalty and a coverage gap. VA health care doesn’t count as coverage that lets you put off Part B without a penalty. The penalty is 10% of the standard premium for each full year you could have had Part B but didn’t, and you pay it for as long as you have Part B. Will Medicare change my VA benefits? No. Key Takeaways Medicare enrollment never lowers or changes VA disability compensation; the two programs run on separate budgets and rules. VA disability compensation is not taxable income, so it is never counted toward the IRMAA income test that can raise Medicare Part B premiums. Veterans with VA coverage are not required to enroll in Medicare Part B, but doing so can enhance healthcare options and flexibility. VA's CHAMPVA page states the rule: if you are eligible for Medicare, you must have Medicare Part A and Part B to get or keep CHAMPVA benefits. A Medicare Advantage plan (Part C) also meets this requirement. VA Healthcare is not creditable coverage for Medicare Part B, and the VA itself does not recommend declining Medicare solely because you're enrolled in VA care. Do veterans need Medicare Part B? See who pays when you use VA care, Medicare and TRICARE For Life, plus the 10% late enrollment penalty explained. VA disability compensation is not counted as income for Medicare Part B premium calculations (IRMAA). IRMAA is based on your Modified Adjusted Gross Income (MAGI) from your federal tax return, and VA disability payments are not included in MAGI.