To make an appointment, click here for additional information.
| North Hospital (4050 W. Memorial Road) | (405) 608-3200 |
| South Hospital (5200 East I-240 Service Road) | (405) 628-6000 |
| Research Foundation | (405) 608-1280 |
| Research Foundation Giving | (405) 608-1228 |
| Medical Clinic for the Uninsured | (405) 455-5755 |
| Careers | (405) 608-3304 |
| Health Information Management | (405) 608-3510 |
| Business Office | (405) 608-1200 |
| MyOHH Login Support | (877) 621-8014 |
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