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| Hillcrest HealthCare Serving eastern Oklahoma. | |
| Integris Health Inc. Nonprofit health care delivery system. | ||
| Jackson County Memorial Hospital Located in Altus. | ||
| Saint Francis Hospital Located in Tulsa. | ||
| Saint John Medical Center Catholic hospital located in Tulsa, Oklahoma. Sponsored by Marian Health System. | ||
| Stillwater Medical Center Located in Stillwater, Oklahoma | ||
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