| PIH Health Foundation | Related tax-exempt org | Fundraising | CA | 953761274 |
| PIH Health Management Corp | Related tax-exempt org | Support of tax-exempt affiliates | CA | 954016278 |
| PIH Health Home Health Care | Related tax-exempt org | Healthcare | CA | 953036281 |
| PIH Health Inc | Related tax-exempt org | Support of tax-exempt affiliates | CA | 953619388 |
| PIH Health Adult Day Healthcare | Related tax-exempt org | Healthcare | CA | 953643829 |
| PIH Health Whittier Hospital | Related tax-exempt org | Healthcare | CA | 951934652 |
| PIH Health Downey Hospital | Related tax-exempt org | Healthcare | CA | 951903935 |
| PIH Health Good Samaritan Hospital | Related tax-exempt org | Healthcare | CA | 951656366 |
| Good Samaritan Institute for Research and Education | Related tax-exempt org | Research | CA | 954077161 |
| Orthopedic Institute of the Good Samaritan Hospital | Related tax-exempt org | Research | CA | 954346048 |
| Samaritan Imaging Center | Related tax-exempt org | Healthcare | CA | 954252321 |
| Good Samaritan Medical Office Building Inc | Related tax-exempt org | Medical Offices | CA | 953244046 |
| Kate Van Nuys Page Foundation | Related tax-exempt org | Grants income to Good Samaritan Hospital | CA | 956028032 |
| PIH Insurance Co A Reciprocal Risk Retention Group | Related taxable corporation/trust | Captive Insurance | HI | — |
| PIH Health Care Solutions | Related taxable corporation/trust | Healthcare | CA | — |
| DRMC Properties Inc | Related taxable corporation/trust | Real Estate | CA | 954769768 |
| PIH Healh RE | Related taxable corporation/trust | Captive Insurance | HI | — |
| Healthmed Services Inc | Related taxable corporation/trust | Healthcare | CA | — |
| Pioneer Medical Group Inc | Related taxable corporation/trust | Medical Services | CA | — |
| Pioneer Provider Network A Medical Group Inc | Related taxable corporation/trust | Management Services | CA | — |