Welcome to Allied Associates OB & GYN

The board certified physicians at Allied Associates Obstetrics & Gynecology in Creve Coeur, O’Fallon and South St. Louis County are committed to caring for you.

Drs. Craig Boyd, Michael DeRosa, Joseph Herrmann, Richard Kuebel, and Sarah Shores offer you compassionate and quality medicine, using state-of-the-art equipment and cutting edge technology.  With their highly skilled staff of nurse practitioners, registered nurses, ultrasound sonographers & medical assistants, they are here for your well-being and unique needs.

Health Library

View our comprehensive online library of health care topics.
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Well-Woman Visit

Learn more about our annual well-woman visits.
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In Vitro Fertilization

Are you having difficulty getting pregnant? Learn more about our IVF services?
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What's New

View Dr. Michael DeRosa's recent interview on the Today Show