Michael Alan Haynes, DO, MBA

Dr. Haynes is a pediatric emergency medicine physician at Johns Hopkins All Children’s in St. Petersburg, Florida. He joined the hospital staff in 2026.

He was previously a pediatric emergency medicine physician and served as the pediatric emergency medical director at HCA Florida Brandon Hospital.

Dr. Haynes earned his medical degree from Nova Southeastern University in Fort Lauderdale. He completed his pediatric residency at the University of Florida College of Medicine in Jacksonville. He then completed an urgent care fellowship, followed by a pediatric emergency medicine fellowship, at Phoenix Children’s Hospital.

He also earned a Master of Business Administration and Master of Healthcare Management from the University of Arizona in Tucson. He is also a Certified Physician Executive through the American Association of Physician Leadership.