Medicare Advantage in Passaic County, New Jersey
46,318 people in Passaic County, New Jersey were enrolled in Medicare Advantage in October 2026, 48.3% of 95,821 eligible beneficiaries (+0.4 pts since October 2025). Clover Health Holdings, Inc. is the largest parent organization with 30% of reported enrollment; 10 parent organizations have 11 or more members and the HHI is 2,124 (highly concentrated). For 2027, 975 members here are in plans that terminate or leave the county, and Health Care Service Corporation leaves. MA plans offered go from 39 to 34.
Parent organizations in Passaic County
| Parent organization | Members | Change since October 2025 | Share |
|---|---|---|---|
| Clover Health Holdings, Inc. | 13,774 | +2,862 | 29.8% |
| UnitedHealth Group, Inc. | 12,064 | −1,464 | 26.1% |
| CVS Health Corporation | 9,111 | +371 | 19.7% |
| Horizon Mutual Holdings, Inc | 3,799 | −687 | 8.2% |
| Elevance Health, Inc. | 3,419 | −314 | 7.4% |
| Humana Inc. | 2,433 | +1,127 | 5.3% |
| Centene Corporation | 1,378 | −161 | 3.0% |
| Longevity Health Founders, LLC | 100 | −20 | 0.2% |
| Health Care Service Corporation | 49 | −88 | 0.1% |
| NY Hotel Trades Council&Hotel Assn of NYC | 18 | +4 | 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, 18,651 beneficiaries in Passaic County were assigned to 110 Medicare Shared Savings Program ACOs, 57.3% of assignable Original Medicare beneficiaries. Together, roughly 78% of all Medicare beneficiaries in the county are in Medicare Advantage or an MSSP ACO. See the ACOs in the MSSP Explorer.