Leadership Team

Far far away, behind the word mountains, far from the countries Vokalia and Consonantia, there live the blind texts.

Dr. Gregory Grant
Founder, Chairman, and Chief Executive Officer

Dr. Gregory Grant, a native of Phoenix, Arizona, is a board-certified orthopedic surgeon specializing in adult and pediatric fracture care. A graduate of the University of Cambridge (Gonville & Caius College) and Tulane University School of Medicine, he returned to Phoenix to complete his residency in orthopedic surgery at Maricopa Medical Center. He is currently Chairman of Orthopedics’ & Medical Director of Orthopedic Emergency Services at Scottsdale Healthcare Shea and Chairman of Surgery at Phoenix St. Luke’s Hospital & Medical Center.

Dr. John Vanderhoof
Founder and Chief Medical Information Officer

Dr. Vanderhoof is a board certified orthopedic surgeon specializing in adult and pediatric trauma care, hand surgery, and wound management. A graduate of the University of Maryland and the Uniformed Services University of the Health Sciences, Dr. Vanderhoof completed his orthopaedic surgery residency at the Albert Einstein Medical Center in Philadelphia and passed the American Board of Orthopedic Surgery Examination in the 99th percentile. Dr. Vanderhoof was Chairman of Orthopaedic Surgery at the Phoenix Indian Medical Center for 10 years and the National Chief Clinical Consultant of the Indian Health Service for 4 years. Dr. Vanderhoof has won numerous prestigious national awards for his innovation in clinic management and his compassionate care of patients.

Jason Blood
Chief Technology Officer

Jason is a career IT professional with over 19 years experience. He has been a key player in several successful start-ups ranging from social media to government portals. As Chief Technology Officer at Photon, Jason is the principal architect of the company’s powerful and sophisticated software platform. Prior to joining, Jason established himself as a premiere consultant in the Web and Mobile technology space around the Twin Cities. His software has won several awards including the Microsoft Pinnacle Award and the MACO Best Technology Solution Award.

Chris Radella
Chief Operating Officer

Chris is a veteran healthcare professional with a background in the management of hospital finance, operations and performance improvement. He spent 15 years with HCA as a corporate associate. During this time Mr. Radella has held leadership positions within multiple areas including accounts receivable, quality assurance, project management and process improvement. With Photon, he is committed to forming, developing and maintaining key relationships with top customers and helping to drive the strategic direction of the business. Chris has a Bachelor of Science Degree in Finance from Florida State University.

Kevin Cadwell
Director of Sales

Kevin brings over 20 years of healthcare experience helping hospitals, integrated health systems, and physicians improve outcomes and increase patient satisfaction.  He has held several leadership positions including 7 years as Vice President of Sales with Krames Staywell.  Kevin also held Sr. positions at Allscripts, Anodyne Therapy, and McMurry Healthcare.

Jack Craven

Jack is primarily responsible for the company’s contract, proposal and vendor management functions, along with managing key customer and outsourcing partnerships. Jack’s background is in the financial industry, with over 30 years of direct experience in operations, acquisitions, systems integration, and payment processing. Prior to joining Photon, he was President of several high growth financial services firms, served as COO for Midwest regional bank, and held senior management positions at US Bancorp. Jack graduated from the United States Military Academy at West Point, N.Y, and has an MBA from Bryant University.