About Us

SI Medical Weight Loss Clinic's Mission

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Watch Tracy Baker, President of SI Medical Weight Loss Clinic, share her personal journey with weight loss and how it gave her the vision to help others.

Our Professional and Medical Team

Tracy Baker

President

Jennifer Diuguid

Regional Manager / Customer Service

Dr. Donald Griffin

Physician (Marion)

Dr. Craig Furry

Physician (Alton / Belleville)

Glenda Lang

Insurance Processing

Cindy Henley

Director of APN-C

Sharon Ball

APN-C

Tammy Barbour

APN-C

Stephanie Houston

APN-C

The SI Medical Weight Loss Program

Learn more about physician-assisted medical weight loss and how it can help you achieve your weight loss goals safely and effectively.