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Margaretta Lynn Mendenhall, MD
Main:
(636) 240-0130
Fax: (636) 240-6822
Fax: (636) 240-6822
300 Winding Woods Drive, Suite 100, O'fallon, Missouri, 63366
Note: Mercy Clinic Women's Health - Winding Woods Suite 100
Note: Mercy Clinic Women's Health - Winding Woods Suite 100
Business hours
| Monday | 8:30am to 4:00pm |
| Tuesday | 8:30am to 4:00pm |
| Wednesday | 8:30am to 4:00pm |
| Thursday | 8:30am to 4:00pm |
| Friday | 8:30am to 3:00pm |
| Saturday | - |
| Sunday | - |