| MERCY HEALTH OKLAHOMA COMMUNITIES O | MERCY HOSPITAL OKLAHOMA CITY, INC CCN 370013 | hospital | OK | — |
| MERCY HEALTH OKLAHOMA COMMUNITIES O | MERCY HOSPITAL ADA INC CCN 370020 | hospital | OK | 100% |
| MERCY HEALTH OKLAHOMA COMMUNITIES O | MERCY HOSPITAL ARDMORE INC CCN 370047 | hospital | OK | — |
| MERCY HEALTH OKLAHOMA COMMUNITIES O | OKLAHOMA HEART HOSPITAL, LLC CCN 370215 | hospital | OK | 45% |
| MERCY HEALTH OKLAHOMA COMMUNITIES O | OKLAHOMA HEART HOSPITAL SOUTH LLC CCN 370234 | hospital | OK | 12% |
| MERCY HEALTH OKLAHOMA COMMUNITIES O | OKLAHOMA HEART HOSPITAL SOUTH LLC CCN 370234 | hospital | OK | 34% |
| MERCY HEALTH OKLAHOMA COMMUNITIES O | MERCY HOSPITAL WATONGA INC CCN 371302 | hospital | OK | 100% |
| MERCY HEALTH OKLAHOMA COMMUNITIES O | MERCY HOSPITAL TISHOMINGO INC CCN 371304 | hospital | OK | 100% |
| MERCY HEALTH OKLAHOMA COMMUNITIES O | LOVE COUNTY HEALTH CENTER CCN 371306 | hospital | OK | — |
| MERCY HEALTH OKLAHOMA COMMUNITIES O | MERCY HOSPITAL HEALDTON INC CCN 371310 | hospital | OK | 100% |
| MERCY HEALTH OKLAHOMA COMMUNITIES O | MERCY HOSPITAL KINGFISHER, INC CCN 371313 | hospital | MO | 100% |
| MERCY HEALTH OKLAHOMA COMMUNITIES O | MERCY HOSPITAL LOGAN COUNTY, INC CCN 371317 | hospital | OK | 100% |
| MERCY HEALTH OKLAHOMA COMMUNITIES O | MERCY HOSPITAL OKLAHOMA CITY, INC CCN 371509 | hospice | OK | 100% |
| MERCY HEALTH OKLAHOMA COMMUNITIES O | MERCY HOSPITAL OKLAHOMA CITY, INC CCN 377048 | hha | OK | 100% |
| MERCY HEALTH OKLAHOMA COMMUNITIES O | MERCY HOSPITAL ADA INC CCN 37S020 | hospital | OK | 100% |
| MERCY HEALTH OKLAHOMA COMMUNITIES O | MERCY HOSPITAL ARDMORE INC CCN 37S047 | hospital | OK | 100% |
| MERCY HEALTH OKLAHOMA COMMUNITIES O | MERCY HOSPITAL ADA INC CCN 37T020 | hospital | OK | 100% |
| MERCY HEALTH OKLAHOMA COMMUNITIES O | MERCY HOSPITAL ARDMORE INC CCN 37T047 | hospital | OK | 100% |
| MERCY HEALTH OKLAHOMA COMMUNITIES O | MERCY HOSPITAL ADA INC CCN 37U020 | hospital | OK | 100% |
| MERCY HEALTH OKLAHOMA COMMUNITIES O | MERCY HOSPITAL WATONGA INC CCN 37Z302 | hospital | OK | — |
| MERCY HEALTH OKLAHOMA COMMUNITIES O | MERCY HOSPITAL TISHOMINGO INC CCN 37Z304 | hospital | OK | 100% |
| MERCY HEALTH OKLAHOMA COMMUNITIES O | LOVE COUNTY HEALTH CENTER CCN 37Z306 | hospital | OK | — |
| MERCY HEALTH OKLAHOMA COMMUNITIES O | MERCY HOSPITAL HEALDTON INC CCN 37Z310 | hospital | OK | 100% |
| MERCY HEALTH OKLAHOMA COMMUNITIES O | MERCY HOSPITAL KINGFISHER, INC CCN 37Z313 | hospital | MO | 100% |
| MERCY HEALTH OKLAHOMA COMMUNITIES O | MERCY HOSPITAL LOGAN COUNTY, INC CCN 37Z317 | hospital | OK | 100% |
