Updated October 2026
Key Takeaway
The best-known cancer insurance companies include Aflac, Colonial Life, Mutual of Omaha, Physicians Mutual, Guardian, Aetna, HealthSpring, Allstate Health Solutions, Family Heritage and ManhattanLife. They differ in how they sell, whether plans pay a lump sum or a benefit schedule, and their AM Best financial strength ratings.
Dozens of insurers sell cancer coverage, but a handful of names show up again and again, at work and in the mail. Some sell only through employers. Others sell to individuals through agents or online, and a few do both.
This guide lists the major cancer insurance companies, the insurer that actually issues each policy, how each one sells, and its latest AM Best rating we could confirm. Every company here sells a supplemental, limited-benefit policy that pays cash on top of your health plan. None of them replaces health insurance. For a full directory, see our list of cancer insurance providers.




