Two ages matter more than the rest. At 62 Social Security becomes available, and claiming then rather than later permanently reduces the monthly amount — a decision worth tens of thousands of dollars over a long retirement.
At 65 the stakes are higher and less forgiving. TRICARE For Life depends on Medicare Part B. This is the point where a military retiree who assumes their coverage is automatic can find they have none, and the enrollment window is not generous.
With Medicare Part A and Part B in force, a claim is paid first by Medicare and then by TRICARE For Life as second payer. Without Part B there is no first payer, so TRICARE For Life has nothing to follow and cannot pay.
Take the healthcare question first, because it is the only item on this site whose failure mode is having no coverage at all. TRICARE converts to TRICARE For Life at 65, and TRICARE For Life pays only as second payer to Medicare Part A and Part B. Both parts. Part A is usually premium free and most people are enrolled in it without thinking about it; Part B carries a monthly premium, which is exactly why it is the one people decline. Declining or dropping Part B does not leave you with plain TRICARE. It leaves you with nothing from TRICARE.
The mechanism is worth understanding, because it explains why no letter arrives to warn you. TRICARE For Life is not a plan you enroll in and it does not have an application. It activates when DEERS shows Medicare Part A and Part B against your record. Nobody at TRICARE is waiting for a form from you, so nobody at TRICARE notices when the form never comes. The failure surfaces at a hospital admission, and by then the months without coverage have already happened.
The window is the Initial Enrollment Period around your 65th birthday, which spans three months either side of your birth month. Start the process three months before the month you turn 65 so that coverage is in force on the day TRICARE converts. Enrollment in Part B goes through the Social Security Administration; nobody else can do it for you. Once Part B is active, verify that DEERS shows both parts and that your coverage has converted, and arrange the premium payment by deduction or direct billing so a missed payment cannot quietly end it.
Missing the window costs twice. The first cost is the gap: if you fall out of the Initial Enrollment Period you are waiting for a General Enrollment Period or a Special Enrollment Period, and the months in between are months with no TRICARE For Life. The second cost is the late enrollment penalty, which is added to your Part B premium, grows with each twelve-month period you delayed, and is permanent. It does not stop when you have paid back what you saved. It is priced into every premium for the rest of your life, and no appeal removes it once it applies.
There is a Special Enrollment Period for people still covered by employer group health insurance at 65, and second careers make that a live question for many military retirees. That interaction is also precisely where this goes wrong, because a working spouse’s plan or your own employer coverage can make declining Part B look sensible in isolation. Do not resolve this from a benefits handbook. Ask a State Health Insurance Assistance Program counselor — the service is free — whether anything in your situation lets you delay Part B without losing TRICARE For Life, and get the answer before you decline anything.
Once both are in force, the payer order runs one way for most care and the other way for some. Medicare pays first and TRICARE For Life generally pays the remaining Medicare cost share. Where Medicare does not cover a service but TRICARE does, TRICARE For Life becomes first payer and normal TRICARE rules apply. Outside the United States, where Medicare generally does not pay at all, TRICARE For Life becomes the primary payer and the rules change again — worth settling in advance if you intend to travel or live abroad. Carry both cards, check that the provider accepts Medicare assignment, and read the Medicare Summary Notice against the TRICARE explanation of benefits rather than either alone.
The Social Security decision is slower and more forgiving in the moment, but it is equally permanent. Benefits are available from 62, they are reduced for claiming before your Full Retirement Age, and delayed retirement credits increase them until they stop at 70. This site does not print the reduction or credit percentages, because your own statement carries the figures that apply to your birth year — create a my Social Security account, check the earnings record for missing or wrong years first, and read the estimate at 62, at Full Retirement Age, and at 70 as three numbers rather than one.
Military retired pay changes how that choice should be weighed. You already hold an inflation-adjusted lifetime income, which removes much of the cash-flow pressure that pushes other retirees to claim at 62. The second factor is the one couples miss: for a married couple, the higher earner’s claiming age also sets the survivor benefit the surviving spouse will live on, potentially for decades. A claim taken early for cash-flow reasons reduces that payment permanently, which is why delaying the higher earner’s claim is often recommended even where the break-even math alone looks neutral. Ask a fee-only planner to model your household both ways, including how much of the benefit is taxable under each option, and apply about three months before the month you want payments to start.
Once Medicare is in force, income has a second-order effect on it. The income-related monthly adjustment amount is a surcharge added to Part B and Part D premiums for higher incomes, and it is set from the tax return of two years earlier. A single large event in one year — a Roth conversion, a property sale, a lump sum — can raise premiums during a year when income is back to normal. The tiers are cliffs rather than phase-ins, so one dollar over a threshold moves the whole surcharge. Form SSA-44 allows a reconsideration after a qualifying life-changing event such as retirement or the death of a spouse, but not merely because the income was one-off, so ask a CPA which tax year governs the coming Medicare year before you trigger the event.
The estate documents need the same periodic attention, and they age in three distinct ways: the law of your state of residence changes or you move, the people you named become unavailable or unsuitable, and the beneficiary designations drift out of step with the will. Beneficiary designations pay by their own terms and override the will, so the review has to cover every account and policy that carries one. Ask an attorney licensed in your current state to review the will and any trust, and to confirm that your durable power of attorney is in a form banks and hospitals in that state will actually accept — a stale or out-of-state instrument being declined at the moment it is needed is an ordinary occurrence, not a rare one.
Finally, write the document your survivor will work from, while you can. A surviving spouse has to notify DFAS, the Social Security Administration, the VA, the TSP, and each insurer separately, each with its own form and its own proof requirements, and each needing certified death certificates. Retired pay stops at the end of the month of death and anything issued after that is recovered, so early notification prevents a debt the survivor then has to repay. Record the account and policy numbers, the VA file number, and the contacts in one place, and tell your spouse and your executor where it is.
The SBP annuity is not paid automatically. It starts only when the beneficiary reports the death to DFAS and files the claim, which is why an annuity funded by decades of premiums can sit unclaimed by a spouse who did not know the election existed. VA Dependency and Indemnity Compensation is a separate claim to a separate agency, and one filing does not trigger the other; the rules governing how the two interact have changed by statute in recent years, so confirm the current position with DFAS and an accredited Veterans Service Officer rather than with older guidance. Ask your service’s retiree activity office which organizations your survivor should notify, and in what order.
Checklist
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Enroll in Medicare Part B at 65 to keep TRICARE For Life
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Warning: TRICARE coverage converts to TRICARE For Life at 65, and TRICARE For Life pays only as second payer to Medicare Part A and Part B. Without Part B you have no TRICARE coverage, and the late enrollment penalty added to your Part B premium is permanent.
Enroll in Medicare Part A and Part B during your Initial Enrollment Period around age 65. Start the process three months before the month you turn 65. Keep Part B for as long as you want TRICARE For Life.
- Start the Medicare enrollment three months before the month you turn 65.
- Enroll in both Medicare Part A and Medicare Part B.
- Verify that DEERS shows your Medicare Part A and Part B coverage.
- Confirm that your TRICARE coverage has converted to TRICARE For Life.
- Arrange payment of the Part B premium by deduction or by direct billing.
- Keep Part B in force permanently.
Check IRMAA before a large one-time income event
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Note: The income-related monthly adjustment amount is a surcharge added to Medicare Part B and Part D premiums for higher incomes. It is based on the tax return from two years earlier.
Check your modified adjusted gross income two years before each Medicare year. Plan large one-time income events with the two-year lookback in mind. File Form SSA-44 after a qualifying life-changing event.
Confirm the payer order between Medicare and TRICARE For Life
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Confirm that Medicare is your first payer and TRICARE For Life is your second payer. Give both cards to every provider. Check that claims cross over automatically.
- Verify your Medicare Part A and Part B status in DEERS.
- Present your Medicare card and your uniformed services identification card at each visit.
- Confirm the provider accepts Medicare assignment.
- Check your Medicare Summary Notice and your TRICARE explanation of benefits together.
- Contact the TRICARE For Life contractor about any claim that did not cross over.
Refresh the will, the powers of attorney, and the beneficiary designations
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Caution: A will and a power of attorney drafted under a previous state's law may not operate as intended after a move. An out-of-date beneficiary designation overrides the will.
Ask an attorney in your current state to review your will. Execute a durable power of attorney and a healthcare directive. Review every beneficiary designation against the will.
- List every account and policy that carries a beneficiary designation.
- Ask that attorney to review any trust you hold.
- Execute a durable financial power of attorney and a healthcare directive.
- Correct any beneficiary designation that conflicts with the will.
- Tell your executor and your agent where you keep the documents.
- Repeat this review after every move, marriage, divorce, or death in the family.
Write the survivor checklist while you can
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Write a single document that tells your survivor what to do and whom to call. Keep the account numbers, the policy numbers, and the contacts in it. Tell your spouse where the document is.
- Record your DFAS retired pay account details and the DFAS survivor contact.
- Record your VA file number and your VA claim details.
- Record your VGLI or commercial life insurance policies and their contacts.
- Record your TSP account and your Social Security information.
- List the certified death certificates each organization needs.
- Store the document where your spouse and your executor can reach it.
Claim the SBP annuity after the retiree dies
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Caution: The SBP annuity is not paid automatically. It starts only after the beneficiary reports the death and files the claim with DFAS.
Report the retiree's death to DFAS as soon as possible. File the SBP annuity claim with DFAS. File the VA Dependency and Indemnity Compensation claim separately if it applies.
- Report the death to DFAS Retired and Annuitant Pay immediately.
- Request the annuity claim package from DFAS.
- Send a certified death certificate with the claim.
- File a separate VA claim for Dependency and Indemnity Compensation if it applies.
- Return any retired pay issued for the period after the month of death.