About

Essential MD was founded by 2 ER physicians with a passion for helping people and innovation.

Dr Barry Diner
A board-certified Emergency Medicine Physician with over 25 years of experience, 10 years of telehealth experience. Barry also practices telemedicine for Ecare Group which provides medical direction for oil rigs all over the world, MedCall a service provider for the worker’s compensation and occupational health industry, and the Houston Fire Department on the ETHAN telemedicine EMS project, which is a federally funded city-wide program. CLIA certified with extensive experience managing emergency department laboratories

Dr Lars Thestrup
A board-certified Emergency Medicine Physician with over 15 years of experience, Assistant Medical Director Houston Fire department, Medical Director Bellaire Fire Department, Medical Director Hatzalah Houston. EMS Board Certified. Physician for Houston Police SWAT. Extensive experience with large event medical preparedness (Super Bowl, World Series, NCAA Final Four, Outdoor Large Scale Concert avenues), Houston Marathon – Medical Director), 5+ years of Telemedicine experience. Fellowship in Integrative Medicine and Certified in Lifestyle Medicine. CLIA certified with extensive experience managing emergency department laboratories. Assisted in the implementation of COVID policies for the City of Houston and City of Bellaire First Responder agencies.