Medicare Advantage in Colorado: 2026 Overview
Medicare Advantage (Part C) is an alternative to Original Medicare offered by private insurers approved by CMS. In Colorado, there are approximately 67 plans available across the state, though availability varies by county and zip code.
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Top Medicare Advantage Insurers in Colorado
The major Medicare Advantage insurers in Colorado for 2026 include: Humana, Aetna/CVS, UnitedHealthcare, BCBS Colorado. Plan availability and benefits vary significantly by county. Always check plans available in your specific zip code.
What's Covered by Medicare Advantage in Colorado?
- Hospital coverage (Part A): Inpatient care, skilled nursing, hospice
- Medical coverage (Part B): Doctor visits, outpatient care, preventive services
- Prescription drugs (Part D): Most MA plans include drug coverage
- Extra benefits: Many plans add dental, vision, hearing, fitness memberships, and over-the-counter allowances
$0 Premium Medicare Advantage Plans in Colorado
Many Medicare Advantage plans in Colorado offer $0 monthly premiums — you still pay your Medicare Part B premium (about $185/month in 2026) but nothing additional to the plan. These plans are popular because they bundle comprehensive coverage at no extra monthly cost.
When Can I Enroll in Colorado?
- Initial Enrollment Period (IEP): The 7-month window around your 65th birthday
- Annual Enrollment Period (AEP): October 15 – December 7 each year
- Open Enrollment Period (OEP): January 1 – March 31 — switch plans once
See also: Medicare Advantage Enrollment Guide • vs Original Medicare • Best Plans Nationally