| Community Medical Center at Watervliet | Related tax-exempt org | Supporting organization | MI | 382243577 |
| Community Hospital Auxiliary | Related tax-exempt org | Hospital | MI | 382219687 |
| Community Hospital Foundation | Related tax-exempt org | Supporting organization | MI | 383405343 |
| Lakeland Regional Health Systems INC | Related tax-exempt org | Provide a comprehensive system of health care to citizens of the community | MI | 382609624 |
| Lakeland Hospitals at Niles and ST Joseph INC | Related tax-exempt org | Provide a comprehensive system of health care to citizens of the community | MI | 382156872 |
| Lakeland Specialty Hospital at Berrien Center | Related tax-exempt org | Longterm healthcare/healing services | MI | 383452303 |
| Lakeland Health Foundation Benton Harborst Joseph | Related tax-exempt org | Promote and assist in providing health care | MI | 382539929 |
| Lakeland Health Foundation Niles | Related tax-exempt org | Promote/assist in providing health care services in southwestern michigan | MI | 383130558 |
| Mercy Memorial Health Services INC | Related tax-exempt org | Promote homecare and long-term healthcare to patients in southwest michigan | MI | 382748035 |
| Hospice at Home INC | Related tax-exempt org | To provide hospice and palliative care to the terminally ILL | MI | 382416086 |
| Spectrum Health System | Related tax-exempt org | Management | MI | 383382353 |
| Spectrum Health Hospitals | Related tax-exempt org | Healthcare | MI | 381360529 |
| Newaygo County General Hospital Association | Related tax-exempt org | Healthcare | MI | 381359517 |
| Memorial Medical Center of WEST Michigan | Related tax-exempt org | Healthcare | MI | 381359266 |
| Mecosta County Medical Center | Related tax-exempt org | Healthcare | MI | 381368744 |
| REED City Hospital Corporation | Related tax-exempt org | Healthcare | MI | 382770076 |
| Pennock Hospital | Related tax-exempt org | Healthcare | MI | 381360562 |
| Spectrum Health United | Related tax-exempt org | Healthcare | MI | 381358412 |
| Spectrum Health Kelsey | Related tax-exempt org | Healthcare | MI | 381297435 |
| Zeeland Community Hospital | Related tax-exempt org | Healthcare | MI | 381411184 |
| Spectrum Health Continuing Care | Related tax-exempt org | Rehab/care | MI | 383242232 |
| Spectrum Health Continuing Care Center | Related tax-exempt org | Rehab/NRS | MI | 382415333 |
| Spectrum Health Worth Services | Related tax-exempt org | Healthcare | MI | 382786617 |
| Visiting Nurse Services of Western Michigan | Related tax-exempt org | Healthcare | MI | 381359195 |
| Spectrum Health Foundation | Related tax-exempt org | Philanthropy | MI | 382752328 |