Cardiothoracic surgeon, public speaker and author. Innovator & thought leader. Photographer. Traveler. Father of five.

Joined March 2012
Tackle health with the whole family! Join our live webcast and ask Dr. Grossman & other experts your #healthyfamily questions.. #FamHealth
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In clinic w cardiologist David Brown. Optimal patient care means #surgeons & #cardiologists work together. #HeartTeam
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Thk u! From a solid #resource taking on the important #healthcare issues RT @cardiobrief: Welcome top heart surgeon Michael Mack to twitter
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have a great wknd! RT @sharecarenow: Happy #FF tweeps! @TheDoctorMack - cardiothoracic surgeon/author To ur #health!
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#milestone RT @texas_heart: This week in 1968 Texas Heart Inst founder Dr Denton Cooley performed first successful #heart #transplant in US.
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Where else in life are there individuals who truly stand at the intersection of #science and #humanity? #stevejobs #inspiration
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