Medicare covers a lot, but it’s not comprehensive. Understanding what falls outside its coverage is just as important as knowing what’s included — especially when you’re building a retirement budget. Here’s a general look at the most common gaps.
Long-Term Custodial Care
This is one of the biggest surprises for new retirees: Medicare does not cover long-term custodial care, like an extended stay in a nursing home for help with daily activities (bathing, dressing, eating) rather than skilled medical treatment. Medicare may cover a limited period of skilled nursing care following a qualifying hospital stay, but ongoing custodial care is generally not covered. This is a major reason many people look into long-term care insurance or build savings specifically earmarked for this kind of need.
Routine Dental, Vision, and Hearing
Original Medicare generally does not cover routine dental cleanings, eyeglasses, or hearing aids. Some Medicare Advantage plans include these as added benefits, which is one reason people compare Advantage plans against Medigap plus Original Medicare — the coverage picture for these specific services can look very different depending on which path you choose.
Cosmetic Procedures and Most Alternative Care
Elective cosmetic procedures aren’t covered, and most alternative or complementary therapies — acupuncture is a limited exception for certain chronic pain — generally fall outside Medicare’s coverage as well.
Care Outside the United States
With very limited exceptions, Original Medicare generally does not cover healthcare received outside the U.S. This matters for retirees who travel frequently or split time in another country, and it’s one of the questions worth asking when comparing Medigap plans, since some Medigap plans include limited foreign travel emergency coverage.
The 20% Gap in Part B
Even for services Medicare does cover, Original Medicare’s cost-sharing structure leaves a gap. After the $283 Part B deductible in 2026, Medicare generally covers 80% of approved outpatient costs, leaving you responsible for the remaining 20% with no built-in cap under Original Medicare alone. This uncapped exposure is exactly what supplemental coverage like a Medigap policy, or the built-in out-of-pocket maximum in a Medicare Advantage plan, is designed to address.
Planning Around the Gaps
None of this means Medicare falls short — it simply means it wasn’t designed to cover everything, and knowing the boundaries helps you plan realistically. Whether that means exploring a Medigap policy, a Medicare Advantage plan, a long-term care strategy, or simply building a cash reserve for out-of-pocket costs, the right approach depends on your health, budget, and priorities. Our coverage options page offers a general overview of how these pieces fit together, and if you’d like to talk through your specific gaps and options, you can schedule a free consultation anytime.
Informational purposes only. This article is for general education and reflects 2026 Medicare figures; it is not insurance, legal, or financial advice, and coverage details can vary by plan. Kayla Price is a licensed insurance agent (NPN 18530055) with Price Services Group, an independent agency not connected with or endorsed by the U.S. government or the federal Medicare program. We do not offer every plan available in your area. Please contact Medicare.gov or 1-800-MEDICARE (1-800-633-4227) for a complete view of all your options.