Sheri Poznanovic, MD, DipABOM, DipACLM, is triple board-certified in Obesity, Lifestyle, and Nutrition Medicine. She is passionate about optimizing health through evidence-based wellness and performance medicine. After 15 years as a surgeon in Colorado, she transitioned her career to focus on weight management, hormone replacement, and longevity, as well as peptide and nutritional IV therapy. With a Masters in Nutrition and Human Performance, she takes a science-driven, Optimized, and Individualized approach to help individuals achieve lasting wellness and peak performance.

Dedicated to transforming health from the inside out, she empowers patients with the tools and strategies to thrive at every stage of life. OptIn is where precision medicine meets lifestyle transformation.