About Us
Headquartered in Dallas, Texas, Medify Health was founded as one of America’s first companies to deliver comprehensive healthcare services beyond traditional office visits


Brent Wise, Chief Executive Officer
Brent has been a leader of organizational and operational improvements for companies in healthcare and patient clinical care, including Primed and Westlawn Laboratories.
Tonya Shook, Chief Operating Officer
Tonya is an award-winning entrepreneur. Her pioneering work in chronic disease management has helped propel the field of cardiology and related diseases to the forefront of diagnostic care


Sean McMahon, Chief Financial Officer
Sean McMahon, CFA, serves as Medify Health’s Chief Financial Officer. Sean brings deep expertise in financial planning, operational finance, and strategic growth across an impressive background spanning healthcare services, advisory work, and corporate finance.
Burt Lively, Chief Growth Officer
Burt has been on the forefront of value-based care and has led the strategic direction for several health care companies and health systems to improve patient engagement and access to care and treatment.


Ammar Darkazanli, Ph.D., Chief Technology Officer
Ammar Darkazanli, PhD, MBA is a seasoned health-tech executive and systems engineer with deep expertise in AI, cloud architecture, and clinical data integration. Dr. Darkazanli has led product, engineering, and digital health teams across multiple organizations, building scalable platforms that improve clinical workflows, patient outcomes, and operational performance.
Our Team

Brent Wise, Chief Executive Officer
Brent has been a leader of organizational and operational improvements for companies in healthcare and patient clinical care, including Primed and Westlawn Laboratories.
Tonya Shook, Chief Operating Officer
Tonya is an award-winning entrepreneur. Her pioneering work in chronic disease management has helped propel the field of cardiology and related diseases to the forefront of diagnostic care


Hanna Teshome, MD, Senior Health and Medical Consultant
Dr. Tashime oversees operations for our health and medical customer experience. She is a board-certified family medicine physician from UHSA, with a bachelor’s degree in clinical laboratory science from VCU.
Burt Lively, Chief Growth Officer
Burt has been on the forefront of value-based care and has led the strategic direction for several health care companies and health systems to improve patient engagement and access to care and treatment.


Raman Iyer, Chief Technology Officer
Raman is a seasoned technology leader with an entrepreneurial spirit and over 25 years of technical expertise spanning healthcare and Fintech, with a strong focus on customer-centric solutions.
Hanna Teshome, MD, Senior Health and Medical Consultant
Dr. Teshome oversees operations for our health and medical customer experience. She is a board-certified family medicine physician from UHSA, with a bachelor’s degree in clinical laboratory science from VCU.





