Our Team

Defacto Health leadership has over a decade of experience in provider data, interoperability, and payer transparency. We have a track record of collaborating with payers and technology innovators alike to leverage emergent transparency data sets in powering patient access and analytics use cases.

Ron Urwongse


Ron’s areas of expertise are technology strategy, product management, and new product innovation.

He brings 13 years of experience in healthcare technology, having managed products in infection surveillance, patient self-service, health insurance exchanges, provider data management, and interoperability. He has established product teams to manage multi-million dollar product lines and has launched products used by millions of healthcare providers and hundreds of payers.

Ron holds an MBA from the MIT Sloan School of Management as well as Master’s and Bachelor’s degrees in Information Systems Management from Carnegie Mellon University.

He once auditioned for the televised singing show Nashville Star, and he has a second-degree black belt in Taekwondo from the World Taekwondo Federation.

Tarun J Theogaraj


TJ is passionate about creating innovative technology-enabled solutions to complex healthcare problems.

He has led product teams for multi-million dollar health-tech platforms, taken products from launch to significant market share, and led new product discovery and design at small startups. Specialties: product strategy, roadmap planning, product design, go-to-market, financial modeling and cross-functional alignment.

He holds an MBA and MS in Information Systems from Boston University and a Bachelor’s Degree in Electrical Engineering from Mumbai University. He is a SAFe-certified Product Owner/Product Manager and Six Sigma Green Belt.

When not obsessing about health-tech products TJ enjoys backpacking, scuba diving and motorcycling.

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