Medicare Learning & FAQ Center

The 7-Month Rule (IEP)

Your Initial Enrollment Period (IEP) is a strict 7-month window: 3 months before your 65th birthday month, the month you turn 65, and 3 months after.

The Effective Date shift

If you sign up before your birth month, coverage starts on the 1st day of your birth month. Important Shift: If your birthday falls on the 1st of the month, your Medicare start date shifts left—starting on the 1st of the previous month.

Medicare Baseline Costs for 2026

The 20-Employee Threshold Rule

If you are staying employed past age 65, look at your employer size to decide if you need to enroll:

• Fewer than 20 Employees: Medicare is your primary coverage. You must enroll in Part B during your IEP. If you fail to, your employer plan can deny paying primary claims, leaving you with massive out-of-pocket bills and lifetime enrollment penalties.
• 20 or More Employees: Your group health plan is primary. You can safely delay Part B without penalties. When you eventually transition or retire, you have an 8-month Special Enrollment Period (SEP) to sign up without late penalties.

Comparing the Two Primary Medicare Pathways

Your One-Time Guaranteed Issue Window

Your Medigap Open Enrollment Period is a single, non-renewable 6-month window that starts the month you are both age 65 or older and enrolled in Medicare Part B.

The Strict Annual Out-of-Pocket Cap

For Medicare Part D prescription drug coverage, there is a hard annual out-of-pocket maximum of $2,100 on covered medications. The old, confusing "donut hole" coverage gap is completely gone.

Once you hit $2,100 in drug deductibles, copays, or coinsurance, you pay $0 for your covered formulary prescription medications for the rest of that calendar year.

The "Smooth Out" Installment Option

Through the Medicare Prescription Payment Plan, you can opt to spread high prescription costs into predictable, monthly payment installments throughout the year instead of paying a massive lump-sum cost directly at your pharmacy counter.

A Lifetime Financial Tax

If you go 63 or more consecutive days without "creditable" drug coverage (coverage that meets or exceeds standard Part D requirements) after your IEP ends, you face a permanent lifetime late penalty.

The Calculation: The penalty adds 1% of the national base beneficiary premium ($38.99) for every single month you went eligible but lacked coverage.

Missed Your Initial Window?

If you miss your 7-month Initial Enrollment Period and don't qualify for a special circumstance (SEP), your only sign-up window is the General Enrollment Period (GEP) which runs from January 1 to March 31 each year.

When coverage starts: If you enroll during the GEP, your coverage officially begins on the first day of the following month.

Do VA and Medicare work together?

No. VA benefits and Medicare do not coordinate or share billing. The VA only covers services rendered inside official VA facilities. Medicare only covers services from private civilian hospitals and clinics.

Why you should enroll in both:

Signing up for Parts A and B gives you the flexible freedom to access private neighborhood specialists or local hospitals if you live far from a VA facility or face long wait times.

The Part D Hack:

VA drug coverage is considered fully "creditable," so you can safely decline a standard Medicare Part D plan without penalty. However, many veterans choose to enroll in a $0 premium Medicare Advantage plan featuring Part D match options to easily pick up urgent prescriptions at local community pharmacies instead of waiting on mail-order delivery from the VA.

COBRA Is Not Active Employer Coverage

This is one of the costliest misunderstandings for retirees. If you take COBRA continuation coverage from your old job, you might assume you can put off enrolling in Medicare because you still have insurance.

Do Medigap Plans Have Doctor Networks?

No. Medigap plans do not use network lists. If a doctor, surgeon, or hospital accepts Original Medicare, they are legally required to accept your Medicare Supplement plan, regardless of which private carrier issued your policy.

The Only Exception: If a doctor has opted out of Medicare entirely, Medicare will not pay, meaning your supplement cannot cover the remaining bill.

Understanding Part B Excess Charges (The 15% Surcharge)

Doctors who are "non-participating" with Medicare are allowed to bill up to 15% above the standard Medicare-approved payment amount. This is known as a Part B Excess Charge.

While premium plans like Plan G cover these charges in full, intermediate plans like Plan N do not. You can easily protect yourself from out-of-pocket costs on Plan N by asking your medical providers: "Do you accept Medicare assignment?" If they do, they cannot charge excess fees.

The Deductible is Not an Annual Cost

The Part A inpatient hospital deductible ($1,736) is not an annual payment. It is charged per **benefit period**.

A benefit period begins the day you are admitted to the hospital as an inpatient and ends once you have been discharged and have not received hospital or skilled nursing care for 60 consecutive days.

Want to try Medicare Advantage Risk-Free?

Under federal Medicare "Trial Rights," if you enroll in a Medicare Advantage (Part C) plan when you first become eligible for Medicare at age 65, you have exactly **12 months** to test it out.

If you change your mind during that first year, you have a guaranteed right to drop the Advantage plan, return to Original Medicare, and purchase a Medigap plan with Guaranteed Issue Rights—meaning you cannot be rejected for pre-existing medical conditions.

The "Welcome to Medicare" Visit

Within the first 12 months of signing up for Medicare Part B, you are eligible for a one-time, $0 out-of-pocket "Welcome to Medicare" preventive physical exam with your doctor.

Annual Wellness Visits

Once you have had Part B for more than 12 months, you qualify for an Annual Wellness Visit every 12 months. This is a personalized preventive-care consultation to design a healthy living plan with your provider—it is not a traditional, head-to-toe physical exam.

Requirements for Skilled Nursing Coverage

Original Medicare Part A will only pay for care in a Skilled Nursing Facility (SNF) or rehab center if you had a prior qualifying hospital stay. This requires a minimum of **3 consecutive days as a registered inpatient** (not including your day of discharge).

Did Your Income Drop Since Retirement?

Medicare calculates your Part B and Part D premium surcharges (IRMAA) using your tax returns from two years prior. For newly retired individuals, this means premiums are often artificially high because they are based on working income.

If your income dropped due to a major event like retirement, work reduction, or loss of income-producing property, you do not have to accept the higher premium charges.

How to File an Appeal:

Submit Form SSA-44 (Local Life-Changing Event Appeal) to the Social Security Administration. Since retirement is recognized as a qualifying event, Social Security can recalculate your monthly premiums based on your current, lower retirement income.

Standalone Part D Deductible Mechanics

The annual deductible for any standalone Part D prescription plan is strictly capped at a maximum of $615. Many insurance plans waive this deductible completely on Tier 1 (preferred generic) and Tier 2 (generic) drugs, applying it only if you take Tier 3 or higher brand-name medications.

Formulary & Tier Exception Appeals

If your plan excludes a vital medication from its formulary (covered drug list) or lists it under an expensive cost tier, you have rights. Your doctor can write a letter of medical necessity to submit a "Formulary Exception" or "Tier Exception" request, asking your plan to cover the drug or drop it down to a lower, more affordable copay bracket.

Original Medicare & Medigap Travel Rules

Original Medicare and your Medigap policy cover you seamlessly across all 50 states and US territories. Additionally, popular Medigap plans (such as Plans C, D, F, G, M, and N) include lifetime foreign emergency travel coverage up to a limit of $50,000.

Medicare Advantage Travel Rules

Medicare Advantage plans restrict coverage to localized, regional networks of healthcare providers. Out-of-state care is generally not covered except in the case of a life-threatening, urgent medical emergency. Coverage for international travel depends strictly on the carrier's plan design.