About Us

Decades of Research and Experience

With Complex Chronic Ilness

Chief Medical Officer

Andrew Lenhardt, MD

Dr. Lenhardt is a board-certified physician working in the field of integrative and functional medicine.   For the last decade he has specialized in diagnosing and treating chronic complex diseases.   He has served as an Assistant Professor of Medicine at Tufts Medical School for over 10 years.  He is the author of the book The Best of All Worlds – A Family Doctor’s Path to Integrative Medicine.

Dr. Lenhardt’s primary goal is to target the root causes of illness and provide patients with the tools to achieve optimal health. With a focus on prevention rather than treatment, he is able to incorporate the principles of functional medicine, naturopathy, ancestral health, nutrition, and lifestyle changes. Protocols are in place to help prevent and reverse health conditions like diabetes, heart disease, chronic fatigue, dementia, osteoporosis and others. Research is ongoing and a variety of topics are covered at his blog.




Most recently, she was Chief Data Scientist and Analytics Strategist for UnitedHealth Group, the 6th largest company in the nation. Previous positions include Founder and Managing Director of PerformaMetrics, a boutique firm that developed analytic-driven approaches to complex business problems; Managing Director of Hammer and Company, the business research and education firm of Dr. Michael Hammer, author of the international best-selling book, Reengineering the Corporation; Director of Analytic Systems for Decision Support Technology; and Director of Analytic Software Development and Services for Health Data Institute.

Sandra Hendren, MS

Ms. Hendren is a statistician and data scientist.  She has over 30 years’ experience in predictive analytics, data mining, advanced analytics, and big data.

Chief Data Scientist

Recent recognitions include publication in The American Journal of Surgery of her machine learning algorithm that predicts sepsis in the largest hospital in the U.S. with 76% sensitivity, more than twice the ability of best practice medical protocol; interviewed on Huffington Post as a Big Data expert; faculty for Harvard Innovation Lab’s Data Science certification program; and author of the paper “A New Approach to Managing Sepsis: Don’t Diagnose It, Predict It”. 

Ms. Hendren holds a MS in Psychometrics, an experimental design and statistical computing degree, and a BA in Psychology, both from the University of North Carolina at Chapel Hill.

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