John Hallock

John Hallock is an experienced communications and marketing professional with a strong background in the healthcare sector. Currently serving as an Advisor at HealthSnap and a member of the Communications & Marketing Committee at Slice of Healthcare, John previously held the position of Chief Communications & Marketing Officer at Quantum Health from October 2022 to March 2025. John also led communications and investor relations at Transcarent as Chief Communications Officer, and held senior roles at Livongo, Imprivata, CareCloud, and athenahealth, where responsibilities included overseeing corporate communications, guiding funding rounds, and managing strategic communications for notable acquisitions and IPOs. John earned a Bachelor of Science in Communications from Radford University.