Medicare Supplement in California
Everything you need to know about Medicare Supplement insurance in California, including local regulations, popular carriers, and state-specific enrollment options.
Quick Facts for California
Average Plan G
$175
per month
Average Plan N
$145
per month
Popular Carriers
5
major options
Higher cost of living reflected in premium pricing
California Medicare Supplement Regulations
Birthday Rule provides annual opportunity to change plans without underwriting
Can only move to plan with equal or lesser benefits
Strong consumer protections and competitive marketplace
Extensive provider networks due to large population
Enrollment Periods in California
Open Enrollment
Standard Medicare Open Enrollment Period applies
Guaranteed Issue
California follows federal guidelines plus state birthday rule
Birthday Rule
Birthday Rule: Annual 30-day window starting on birthday to switch to equal or lesser benefits plan
Popular Carriers in California
AARP/UnitedHealthcare
NAIC: 79413
32%
market share
Cigna
NAIC: 67369
25%
market share
Humana
NAIC: 69671
20%
market share
Mutual of Omaha
NAIC: 71412
13%
market share
Aflac
NAIC: 60380
7%
market share
California Department of Insurance
300 Capitol Mall, Suite 1700, Sacramento, CA 95814