Medicare Advantage in Pueblo County, Colorado
25,681 people in Pueblo County, Colorado were enrolled in Medicare Advantage in October 2026, 62.3% of 41,197 eligible beneficiaries (+0.4 pts since October 2025). UnitedHealth Group, Inc. is the largest parent organization with 57% of reported enrollment; 11 parent organizations have 11 or more members and the HHI is 3,800 (highly concentrated). HRSA classifies the county as partly rural. For 2027, 4,005 members here are in plans that terminate or leave the county. MA plans offered go from 33 to 23.
Parent organizations in Pueblo County
| Parent organization | Members | Change since October 2025 | Share |
|---|---|---|---|
| UnitedHealth Group, Inc. | 14,491 | −207 | 56.7% |
| Humana Inc. | 5,459 | +937 | 21.3% |
| Kaiser Foundation Health Plan, Inc. | 2,605 | −12 | 10.2% |
| Devoted Health, Inc. | 1,066 | +175 | 4.2% |
| CVS Health Corporation | 706 | +78 | 2.8% |
| Intermountain Health Care, Inc. | 428 | +107 | 1.7% |
| Total Community Options, Inc. | 282 | +2 | 1.1% |
| Highmark Health | 275 | new | 1.1% |
| Elevance Health, Inc. | 172 | −91 | 0.7% |
| Health Care Service Corporation | 82 | −478 | 0.3% |
| Blue Cross Blue Shield of Michigan Mutual Ins. Co. | 11 | new | under 0.1% |
CMS suppresses county and contract counts of 10 or fewer; shares are of reported enrollment.
Value-based care alongside MA
In PY 2024, 5,540 beneficiaries in Pueblo County were assigned to 54 Medicare Shared Savings Program ACOs, 53.0% of assignable Original Medicare beneficiaries. Together, roughly 82% of all Medicare beneficiaries in the county are in Medicare Advantage or an MSSP ACO. See the ACOs in the MSSP Explorer.