Best Medicare Advantage Plans 2025 California. These plans provide all the coverage of original medicare (part a and part b). In 2025 there are 465 medicare advantage plans available to residents of california, compared to 429 in 2023, for an increase of 8.4%.

Medicare advantage enrollment in 2025 is projected to be 35.7 million, as indicated in the 2025 trustees report, an increase from 2025. Learn about 2025 medicare health insurance plans a, b, c & d, and how blue shield of california can help you make important decisions about medicare.