MedSentry by Dr. David Bear who has been an advocate for improving medication adherence since working with psychiatric patients to reconcile and tele-monitor medication administration in the late 1990's. He holds X patents and is a serial entrepreneur with several successful pharmaceutical ventures.

In MedSenty’s first clinical trial conducted by Partners Healthcare’s Center for Connected Health, we established a 98% medication adherence rate. *

We achieved an 80% reduction in readmissions against the baseline




We have continued to develop our unified system over the past six years and in 2017 are launching pilot programs with innovative providers around the country.




Our Team

We are a multidisciplinary team with a combined 20+ years experience in the healthcare and technology industries.


Dr. David Bear, Chairman

Co-inventor and founder of MedSentry, serves as Chairman of the Board and Chief Medical Officer. He is a graduate of Harvard College and Medical School, formerly Professor of Psychiatry at the University of Massachusetts Medical Center and a Distinguished Fellow of the American Psychiatric Association. 


Adam Wallen, CEO

is president, CEO and a board member of MedSentry, leading the organization to commercialize the first end-to-end solution for medication adherence, resulting in better healthcare outcomes and increased quality of life. 


Jerry F. Cotellessa, VP of Engineering

Vice-president of Engineering with 30 years experience in Hardware and Software design and implementation. Jerry has worked with and lead teams in all stages of software engineering developing applications and automated test solutions for PC systems, mobile voice recognition applications to cloud based data analytic models for the financial industry. Jerry holds an ALM of Information Management from Harvard University and a BSCS form Wentworth Institute of Technology.