Medicare Advantage in Monmouth County, New Jersey
46,250 people in Monmouth County, New Jersey were enrolled in Medicare Advantage in October 2026, 31.0% of 149,289 eligible beneficiaries (−0.1 pts since October 2025). CVS Health Corporation is the largest parent organization with 36% of reported enrollment; 12 parent organizations have 11 or more members and the HHI is 2,445 (highly concentrated). HRSA classifies the county as partly rural. For 2027, 7,932 members here are in plans that terminate or leave the county, and Health Care Service Corporation leaves. MA plans offered go from 44 to 35.
Parent organizations in Monmouth County
| Parent organization | Members | Change since October 2025 | Share |
|---|---|---|---|
| CVS Health Corporation | 16,806 | −7 | 36.5% |
| UnitedHealth Group, Inc. | 11,781 | −875 | 25.6% |
| Horizon Mutual Holdings, Inc | 8,050 | +284 | 17.5% |
| Clover Health Holdings, Inc. | 5,202 | +1,304 | 11.3% |
| Humana Inc. | 2,330 | +755 | 5.1% |
| Elevance Health, Inc. | 838 | −1 | 1.8% |
| Centene Corporation | 374 | −39 | 0.8% |
| BoldAge PACE, LLC | 303 | +16 | 0.7% |
| Health Care Service Corporation | 278 | −295 | 0.6% |
| Longevity Health Founders, LLC | 106 | +13 | 0.2% |
| EmblemHealth, Inc. | 14 | +1 | under 0.1% |
| Highmark Health | 13 | 0 | 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, 27,133 beneficiaries in Monmouth County were assigned to 180 Medicare Shared Savings Program ACOs, 35.9% of assignable Original Medicare beneficiaries. Together, roughly 56% of all Medicare beneficiaries in the county are in Medicare Advantage or an MSSP ACO. See the ACOs in the MSSP Explorer.