Medicare covers cataract surgery with an intraocular lens (IOL), but not other types of lens replacement

Medicare Part B covers cataract removal surgery when your doctor determines it is medically necessary — meaning the cataract is affecting your vision enough to interfere with daily activities. The surgery includes insertion of an intraocular lens to replace your clouded natural lens. You pay 20% of the approved amount after you meet your Part B deductible; Medicare pays 80%.

Medicare does not cover lens replacement for other reasons, such as presbyopia (age-related difficulty focusing), myopia (nearsightedness), hyperopia (farsightedness), or astigmatism. It also does not cover premium IOLs — special lenses designed to reduce your need for glasses after surgery. If you choose a premium lens instead of a standard one, you pay the full difference out of pocket.

Key Takeaways

  • Medicare Part B covers cataract surgery with a standard intraocular lens when a doctor confirms the cataract is affecting your vision.
  • You pay 20% of the approved cost after meeting your Part B deductible; Medicare covers the remaining 80%.
  • Premium IOLs that reduce your need for glasses after surgery are not covered, and you pay the full extra cost yourself.
  • Lens replacement for refractive errors like nearsightedness or farsightedness is not covered by Medicare at any age.
  • Your eye doctor can tell you whether your cataract qualifies and what your out-of-pocket cost will be before surgery.

How Medicare decides if your cataract surgery qualifies

Your eye doctor performs a visual acuity test and examines your lens to determine whether a cataract is the reason your vision has declined. Medicare requires that the cataract be affecting your ability to perform normal activities — reading, driving, watching television, or recognizing faces. If your vision is still sharp despite the cataract, Medicare may not cover the surgery, even if the cataract is visible.

Your doctor submits the test results and medical documentation to Medicare (or your Medicare Advantage plan) before surgery. This is not something you do yourself. If Medicare approves the surgery, you receive a notice explaining your cost-sharing responsibility. If it denies coverage, your doctor can appeal or discuss other options with you.

Standard IOLs versus premium IOLs

A standard IOL is a single-focus lens that corrects distance vision. After surgery, most people still need reading glasses for close work. Medicare covers the full cost of the standard lens as part of cataract surgery.

Premium IOLs include multifocal lenses (which let you see at multiple distances) and toric lenses (which correct astigmatism). These lenses reduce or eliminate your need for glasses after surgery. Medicare does not cover the extra cost of a premium lens. If you choose one, you pay the difference between the standard lens cost and the premium lens cost — often $500 to $3,000 per eye, depending on the lens type and your surgeon. Ask your eye doctor for a written estimate before you decide.

What you pay out of pocket

Your out-of-pocket cost depends on whether you have Original Medicare or a Medicare Advantage plan, and whether you have supplemental coverage.

With Original Medicare, you pay your Part B deductible (currently $240 per year) once per year, then 20% of the approved amount for the surgery and facility fees. For a straightforward cataract surgery, this typically means $300 to $600 total, though costs vary by region and surgeon. If you have a Medigap policy, it may cover some or all of your 20% coinsurance, depending on the plan.

With a Medicare Advantage plan, your costs depend on your plan's copay or coinsurance structure. Some plans cover cataract surgery with a fixed copay (for example, $250); others use coinsurance. Call your plan before surgery to learn your exact responsibility. Many Medicare Advantage plans cover cataract surgery with little or no cost-sharing, but you must use an in-network eye surgeon.

Refractive lens exchange and other non-covered procedures

Refractive lens exchange (RLE) is a procedure in which a surgeon removes your clear natural lens and replaces it with an IOL to correct nearsightedness, farsightedness, or astigmatism. It is similar to cataract surgery but performed on a lens that is not clouded. Medicare does not cover RLE because it is considered a refractive procedure, not a medical treatment for disease.

The same applies to LASIK, PRK, and other corneal reshaping surgeries. These are elective procedures to correct vision and are not covered by any Medicare plan. If you are interested in these procedures, you pay the full cost yourself; typical costs range from $1,500 to $3,000 per eye, though this varies widely.

How to move forward if you think you need cataract surgery

Schedule an eye exam with an ophthalmologist or optometrist who accepts Medicare. During the exam, your doctor will test your vision and look for cataracts. If a cataract is found and is affecting your sight, your doctor will discuss surgery with you and explain what Medicare will and will not cover.

Ask your doctor for a written estimate of your out-of-pocket cost before you commit to surgery. If you have Original Medicare, also ask whether your doctor participates in Medicare (most do, but it is worth confirming). If you have a Medicare Advantage plan, confirm that your doctor is in-network and ask your plan for your exact cost-sharing amount.

If your doctor recommends a premium IOL, ask for the cost difference and whether it is worth it for your lifestyle and vision goals. Some people find the reduced dependence on glasses valuable; others prefer to wear glasses and avoid the extra expense.

Frequently Asked Questions

Can I get cataract surgery in both eyes at the same time?

Most surgeons perform cataract surgery on one eye at a time, usually one to three weeks apart. This allows your first eye to heal and your vision to stabilize before the second surgery. Medicare covers both surgeries, and you pay your deductible only once per calendar year. Your surgeon will discuss the timing with you based on your specific situation.

What if I have cataracts but my vision is still good?

If your vision is not yet affected enough to interfere with daily activities, Medicare will not cover surgery. Your doctor may recommend monitoring the cataract with regular eye exams. As the cataract progresses and begins to affect your vision, you and your doctor can discuss surgery at that time.

Does Medicare cover the cost of glasses or contacts after cataract surgery?

Medicare does not cover eyeglasses or contact lenses, even after cataract surgery. However, you may be able to purchase affordable glasses through a discount program or your local community health center. If you chose a premium IOL, you may need glasses less often, which could offset some of the extra cost over time.

What happens if Medicare denies my cataract surgery?

Your eye doctor can file an appeal with Medicare, providing additional documentation about how the cataract is affecting your vision. The appeal process takes several weeks. You can also ask your doctor whether the surgery would be covered under different circumstances or whether there are other treatment options to discuss.

Do Medicare Advantage plans cover cataract surgery differently than Original Medicare?

Medicare Advantage plans must cover cataract surgery because it is a covered benefit under Medicare Part B. However, your out-of-pocket cost and which surgeons you can use may differ. Some plans have lower copays; others require you to use in-network providers. Contact your plan directly to learn your coverage details.