Courtney Wagner, PA-C

Functional Medicine Physician Assistant

Courtney Wagner, PA-C, graduated from Saint Louis University’s Physician Assistant Program in 2010 and went on to complete an acute care fellowship at the University of Missouri.

She has since built a strong clinical foundation working in a variety of academic hospital settings, where she developed extensive experience in complex medical care while maintaining a patient-centered approach.

At Health by Design MD, Courtney blends her medical expertise with a passion for functional medicine. She is committed to helping patients identify the root causes of their health concerns while supporting overall physical, mental, and emotional well-being. Her approach focuses on personalized, science-based care designed to help individuals and families feel their best and thrive long term.

Outside of the clinic, Courtney enjoys spending quality time with her husband and their two young sons, George and Jack. She values staying active, spending time outdoors, and creating meaningful memories with her extended family—bringing the same energy, warmth, and balance into her care for patients.

Areas of Focus & Clinical Approach:
Root-cause focused functional medicine care
Personalized, science-based treatment plans
Support for physical, mental, and emotional well-being
Family-centered and preventive healthcare
Lifestyle-focused strategies for long-term health

Contact Us

Got any questions? We’d love to hear from you.

Send Us a Message
Phone
(314) 735-0780
Fax
(314) 735-1625
Please note: Our phones are available until 30 minutes before closing.
Office Hours
Mon, Tues, Thurs:
8:30 am - 5:00 pm
Friday:
8:30 am - 3:00 pm