| Name | Relationship | Activity | State | EIN |
|---|---|---|---|---|
| Mclaren BAY Medical Foundation | Related tax-exempt org | Foundation | MI | 382156534 |
| Mclaren BAY Region | Related tax-exempt org | Hospital | MI | 381976271 |
| BAY Regional Medical Center Auxiliary | Related tax-exempt org | Supporting organization | MI | 386081235 |
| Mclaren BAY Special Care | Related tax-exempt org | Hospital | MI | 383161753 |
| Mclaren Central Michigan | Related tax-exempt org | Hospital | MI | 381420304 |
| Charlevoix Nursing Home Corporation DBA Boulder Park Terrace | Related tax-exempt org | Skilled nursing facility | MI | 383038683 |
| Karmanos Cancer Foundation | Related tax-exempt org | Foundation | MI | 383584572 |
| Mclaren Greater Lansing Foundation | Related tax-exempt org | Foundation | MI | 382463637 |
| Mclaren Greater Lansing | Related tax-exempt org | Hospital | MI | 381434090 |
| Barbara ANN Karmanos Cancer Hospital | Related tax-exempt org | Hospital | MI | 201649466 |
| Barbara ANN Karmanos Cancer Institute | Related tax-exempt org | Cancer research & care center | MI | 381613280 |
| Mclaren Lapeer Region | Related tax-exempt org | Hospital | MI | 382689033 |
| Mclaren Lapeer Region Foundation | Related tax-exempt org | Foundation | MI | 382689603 |
| Marwood Manor Nursing Home | Related tax-exempt org | Nursing home | MI | 382683251 |
| Mclaren Health Care Corporation | Related tax-exempt org | Supporting ORG | MI | 382397643 |
| Mclaren Health Care Village Foundation | Related tax-exempt org | Supporting ORG | MI | 262693350 |
| Mclaren Health Plan INC | Related tax-exempt org | Health maintenance organization | MI | 383252216 |
| Mclaren Hospice and Home Care Foundation | Related tax-exempt org | Foundation | MI | 463643089 |
| Mclaren Medical Group | Related tax-exempt org | Management company | MI | 382988086 |
| Mclaren Northern Michigan | Related tax-exempt org | Acute care hospital | MI | 382146751 |
| Mclaren Northern Michigan Foundation | Related tax-exempt org | Foundation | MI | 382445611 |
| Mclaren PORT Huron | Related tax-exempt org | Hospital | MI | 381369611 |
| Mclaren Flint | Related tax-exempt org | Hospital | MI | 382383119 |
| Michigan Cancer Society | Related tax-exempt org | Cancer research | MI | 382823451 |
| Mount Clemens Regional Healthcare Foundation | Related tax-exempt org | Foundation | MI | 382578873 |