| Castell LLC | Disregarded entity | Population health management | UT | 842218160 |
| Castell Direct LLC | Disregarded entity | Population health management | UT | 862339199 |
| Castell Accountable Care LLC | Disregarded entity | Medicare ACO | UT | 822226534 |
| Castell Mountain WEST ACO LLC | Disregarded entity | Accountable care organization | UT | 882235957 |
| Intermountain Intellectual Asset Management LLC | Disregarded entity | IP management | UT | 870269232 |
| Intermountain Ventures LLC | Disregarded entity | Innovation | UT | 472067137 |
| Tellica Imaging LLC | Disregarded entity | Imaging | UT | 863165381 |
| IHC Health Services INC | Related tax-exempt org | Healthcare | UT | 942854057 |
| Intermountain Healthcare Foundation INC | Related tax-exempt org | Community health | UT | 800225150 |
| Selecthealth INC | Related tax-exempt org | Delivery of health benefits | UT | 870409820 |
| Intermountain Health Care Retiree VEBA | Related tax-exempt org | Retirement benefits | UT | 742675605 |
| Intermountain Community Care Foundation INC | Related tax-exempt org | Community health | UT | 942853320 |
| Intermountain Medical Holdings Nevada INC | Related tax-exempt org | Holding company | DE | 200160881 |
| SCL Health Foundation | Related tax-exempt org | Supporting organization | CO | 823290526 |
| SCL Health Research Institute INC | Related tax-exempt org | Medical research | CO | 852014794 |
| Integrity Health | Related tax-exempt org | Supporting organization | CO | 474520350 |
| Brighton Community Hospital Association | Related tax-exempt org | Hospital services | CO | 840482695 |
| Platte Valley Medical Center Foundation | Related tax-exempt org | Supporting organization | CO | 742255936 |
| Mount ST Vincent Home INC | Related tax-exempt org | Resident care | CO | 840405260 |
| NJH-SJH INC | Related tax-exempt org | Management of related TAX exempt hospitals and healthcare services | CO | 471194849 |
| Saint Joseph Hospital INC | Related tax-exempt org | Hospital services | CO | 840417134 |
| Saint Joseph Hospital Foundation | Related tax-exempt org | Supporting organization | CO | 840735096 |
| Intermountain Front Range INC | Related tax-exempt org | Hospital services | CO | 841103606 |
| Good Samaritan Medical Center Foundation | Related tax-exempt org | Supporting organization | CO | 841649162 |
| Lutheran Medical Center Foundation | Related tax-exempt org | Supporting organization | CO | 208846152 |