Does Medicare Cover Cataract Surgery? Full Guide to Costs and Coverage

Cataract surgery is one of the most common procedures in the United States, and for millions of seniors, the first question is simple: does Medicare cover cataract surgery? The short answer is yes — but the details of what is covered and what you pay out of pocket matter enormously.

Does Medicare Cover Cataract Surgery? The Basics

Original Medicare (Part B) covers cataract surgery when it is medically necessary. This includes the removal of the cloudy lens and the insertion of a standard intraocular lens (IOL). Medicare also covers the pre-surgery exam, the surgery itself, and follow-up care. If your doctor determines that cataract surgery is needed to treat a medical condition, Medicare Part B will typically pay 80% of the Medicare-approved amount, and you are responsible for the remaining 20% after meeting your deductible.

What Medicare Covers and What It Doesn't

Medicare covers the essentials: the surgeon's fee, the surgery facility, anesthesia, and a basic monofocal lens. However, there are important exclusions. If you choose a premium lens — such as a multifocal or toric IOL designed to correct astigmatism or reduce the need for glasses — you will pay the difference out of pocket. Medicare also does not cover routine eye exams for glasses or contacts, though it does cover exams related to cataract diagnosis and treatment. Laser-assisted surgery may carry additional costs, so confirm coverage with your provider before scheduling.

Medicare Advantage and Supplement Plans

If you have a Medicare Advantage (Part C) plan, coverage for cataract surgery must be at least as comprehensive as Original Medicare, and many plans offer extra benefits. A Medigap supplement can help cover the 20% coinsurance, reducing your total out-of-pocket cost significantly. Always check your specific plan's network and prior authorization rules to avoid surprise bills.

The Bottom Line

So, does Medicare cover cataract surgery? Yes — medically necessary cataract surgery is covered under Part B, including a standard lens. Your main costs are the deductible and 20% coinsurance, plus any upgrade for premium lenses. Understanding these details helps you plan ahead and avoid unexpected expenses.