2027 plan year · CMS Landscape file, September 30, 2026

Medicare Advantage plans in Alamosa County, Colorado (2027)

In 2027, people with Medicare in Alamosa County, Colorado, can choose from 4 Medicare Advantage plans offered by 1 insurance company. 4 include prescription drug coverage and 4 are Special Needs Plans. That is 10 fewer than in 2026. 8 standalone Part D drug plans are also sold statewide.

4Medicare Advantage plans14 in 2026
1insurance company2 in 2026
0regular plans with no plan premiumof 0 regular plans
8standalone Part D plansstatewide in Colorado

Plans by type

Type20272026Change
HMO (including HMO-POS)220
PPO212-10
Include Part D drug coverage412-8
Medical only (no drug coverage)02-2
Special Needs Plans: dual Medicare and Medicaid (D-SNP)47-3
Special Needs Plans: chronic condition (C-SNP)000
Special Needs Plans: institutional (I-SNP)000

Special Needs Plans are counted in the HMO and PPO rows as well, since each is one or the other. HMO vs PPO → · What a Special Needs Plan is →

What these numbers mean for you

How to compare plans in Alamosa County

  1. Start with your doctors and pharmacy. Check that they are in a plan's network before anything else. Why networks matter →
  2. Then your prescriptions. Every drug you take should be on the plan's formulary at a tier you can afford. Formulary →
  3. Compare the out-of-pocket maximum, not just the premium. It is your worst-case yearly cost for medical care. MOOP →
  4. Look at the Star Rating once Medicare publishes 2027 ratings in October. Star Ratings →
  5. Bring it all to a licensed agent or run it through the Medicare Plan Finder at Medicare.gov. Questions to ask →

Enrollment dates for 2027 plans

Annual Enrollment for 2027 coverage runs October 15 to December 7, 2026. Medicare Advantage members can make one more change between January 1 and March 31, 2027. All 2027 dates → · What Medicare itself costs in 2027 →

Common questions

How many Medicare Advantage plans are available in Alamosa County in 2027?

4 plans from 1 company, counting each plan once. 4 include Part D drug coverage, 0 are medical-only, and 4 are Special Needs Plans limited to people who qualify. In 2026 there were 14.

Are there Medicare Advantage plans with no monthly premium in Alamosa County?

No. Every regular Medicare Advantage plan in Alamosa County charges a monthly premium in addition to Part B. Compare total expected costs, not just the premium.

Which insurance companies offer Medicare Advantage plans in Alamosa County?

1 company offer plans here in 2027. We do not list them by name because the agents in this directory do not represent every company. The Medicare Plan Finder at Medicare.gov shows every plan and company available in your ZIP code, and a licensed agent can tell you which ones they represent.

What is a Special Needs Plan, and are there any in Alamosa County?

A Special Needs Plan is a Medicare Advantage plan limited to people in a specific situation. Alamosa County has 4 for people with both Medicare and Medicaid, 0 for people with a qualifying chronic condition, and 0 for people living in a nursing facility.

How many standalone Part D drug plans are there in Colorado?

8 standalone Part D plans from 4 companies in 2027, available in every county in the state. These are for people who keep Original Medicare, or whose Medicare Advantage plan has no drug coverage.

When can I enroll in or change a Medicare Advantage plan in Alamosa County?

For 2027 coverage, during Annual Enrollment from October 15 to December 7, 2026. Medicare Advantage members get one more change between January 1 and March 31, 2027. Special Enrollment Periods apply if you move, lose coverage, or qualify for Medicaid or Extra Help.

Nearby counties

All Colorado counties →

Source: CMS Medicare Advantage and Part D Landscape file, contract year 2027 (version 202609.1), released September 30, 2026. Counts are distinct plans approved for sale in the county for 2027, excluding employer-group plans and plans under sanction. Standalone Part D plans are offered by region and counted per state. Star Ratings for 2027 plans are published by Medicare in October.