MSSP ACO Explorer / All ACOs / West Michigan Accountable Care Organization, LLC
West Michigan Accountable Care Organization, LLC
West Michigan Accountable Care Organization, LLC (A4626) is a Medicare Shared Savings Program ACO based in Michigan, in the BASIC track, Level E. In PY 2024 it had 33,687 assigned beneficiaries, spent 8.3% below its benchmark, and earned $16.6M in shared savings, with a quality score of 83.9. It appears in 6 performance years of CMS results, from 2019 to 2024.
8.3%savings rate, PY 2024 (median ACO 4.2%)
$16.6Mearned shared savings, PY 2024
83.9quality score, PY 2024 (median 83.1)
33,687assigned beneficiaries, PY 2024
Results by performance year
| Year | Track | Assigned | Savings rate | Benchmark minus spending | Earned savings or losses | Quality |
|---|---|---|---|---|---|---|
| 2024 | BASIC E | 33,687 | 8.3% | $33.9M | $16.6M | 83.9 |
| 2023 | BASIC D | 37,871 | 6.4% | $26.8M | $13.2M | 87.5 |
| 2022 | BASIC A | 41,919 | 6.3% | $27.2M | $10.7M | 82.9 |
| 2021 | BASIC A | 32,136 | 2.3% | $7.8M | $0 | 97.8 |
| 2020 | BASIC A | 32,834 | 1.3% | $4.0M | $0 | 98.1 |
| 2019 July to December 2019 (6 months) | BASIC A | 35,059 | 1.0% | $1.7M | $0 | 100.0 |
Savings rate is benchmark minus expenditures over benchmark, as CMS defines it. Quality scores before and after PY 2021 are on different scales.
Where its beneficiaries live
In PY 2024, West Michigan Accountable Care Organization, LLC had assigned beneficiaries in 387 counties. The ten largest:
| County | Assigned beneficiaries | Share of the ACO |
|---|---|---|
| Kent, MI | 8,405 | 25.0% |
| Berrien, MI | 7,269 | 21.6% |
| Ottawa, MI | 3,076 | 9.1% |
| Montcalm, MI | 1,806 | 5.4% |
| Mason, MI | 1,382 | 4.1% |
| Mecosta, MI | 1,330 | 4.0% |
| Newaygo, MI | 1,307 | 3.9% |
| Muskegon, MI | 1,290 | 3.8% |
| Barry, MI | 1,019 | 3.0% |
| Cass, MI | 988 | 2.9% |
CMS suppresses county counts of 1 to 10. Open the full footprint map in the explorer.