

Dr. Michael Holte Heggeness, age 73, a longtime resident of Houston, Texas, passed away on April 3rd, 2026, after a long and admirable battle with early-onset Alzheimer's disease. At the time of his passing, his beloved wife, eldest brother, and sister- in-law Diana were at his side.
Michael, devoted husband and father of four, was a passionate and highly esteemed scientist and physician. He was born to Drs. Franklin (“Frank”) and Lucille Heggeness in Rochester, New York, on August 22, 1952. He was the second-oldest of four boys. Though he relocated briefly to Nigeria around the age of 10 with his family, the majority of his childhood was spent growing up in Rochester, New York. Michael graduated from Pittsford High School in 1970, where he was a varsity athlete, competing in the shot put and discus throw for the track and field team, and as a lineman on the school’s football team.
Michael’s pursuits in academia and medicine were nothing short of remarkable. He received his undergraduate degree in Biology from Haverford College in Pennsylvania. Later, he received a Ph.D. in Biochemistry from UC San Diego in 1978. As a biochemist, Michael spent four years as a research associate at the prestigious Rockefeller University in New York, where he conducted specialized studies in virology. Following this work, he went on to attain a medical degree at the University of Miami (Coral Gables, FL) in 1984. His surgical residency was at St. Luke’s-Roosevelt Hospital in NYC, followed by a fellowship at the University of Toronto and Toronto General Hospital, where he specialized in spine surgery. As a board-certified orthopedic surgeon specializing in spinal disorders, Michael’s work focused on conditions of the cervical, thoracic, and lumbar spine, with particular expertise in cervical spine reconstruction and inflammatory arthropathies. Across his career, Michael held academic appointments as Professor and Chairman of Orthopedic Surgery, first at Baylor College of Medicine (Houston, TX) and then at the University of Kansas (Wichita, KS). Throughout his tenure at these institutions, he also provided direct care to military veterans at the Michael E. DeBakey VA Medical Center in Houston, Texas, and at the Robert J. Dole VA Medical Center in Wichita, Kansas.
Michael felt an immense sense of duty regarding his role as a clinical scientist, and the breadth and impact of his research endeavors simply cannot be summarized in just a few brief paragraphs. His program of research resulted in over 100 publications of peer-reviewed articles; multiple federally funded investigations centering on the treatment of orthopedic trauma; several patents (medical devices of his own invention and methodology for producing pluripotent stem cells for clinical application); service as Deputy and Associate Editor of The Spine Journal; and numerous awards for research excellence, including the John B. Carter Award for Technological Innovation (2004), the Henry Farfan Award for Excellence in Basic Science (2015), and the Lodwick Award for ‘most impactful publication in musculoskeletal medicine’ (2017). On a personal level, one of Michael’s greatest joys and honors pertains to his service to the North American Spine Society (NASS), where he not only served as Treasurer (2007-2009), Vice President (2009-2011), and President (2011-2012), but also as a proud founding member of, and bassist for, the NASS executive board’s rock band, Axial Pain. As lore has it, Michael is also credited with coming up with the band’s name. He truly cherished the time he spent and the friendships he made within this community. Michael was known by all who met or worked with him as an unconventional man of great integrity, a man who was reserved, incredibly humble, and even more kind. As the consummate “nutty professor,” Michael fully embraced the “Albert Einstein look-alike” jokes and regularly donned shirts with his doppelganger pictured. Perhaps the pinnacle of this running joke took place in Wichita while he walked past a local bar. An unknown patron had yelled out from afar, “Hey Albert—how's it going?!” and, true to form, without missing a beat, Michael replied, “It’s all relative!” He will always be remembered for his easy-going attitude, warmth, and quick-witted sense of humor.
Importantly, Michael’s life was enriched with many hobbies, adventures, and simple pleasures beyond his scholarship and career. As a young man, he enjoyed country-western dancing and even worked as a part-time western dance instructor for a brief period. He was once an avid ice climber who reached the peaks of the Andes in South America and the Himalayas in Nepal. He read everything from dense history books to fantasy fiction. He loved The Far Side and New York Times comics and would regularly be seen cracking up to himself while reading the newspaper funnies section. He was a regular attendee of the Houston Opera and Symphony. He traveled to exotic and remote areas all across the world to go fly fishing. He played the electric bass in a classic rock cover band. He cooked nearly every night and never disappointed when it came to preparing the Thanksgiving turkey. He loved watching the Houston Astros and all things related to the Three Stooges. But most of all, he loved his family.
Michael’s life ended too soon; however, there is no question that he lived as full a life as anyone could ever hope for—one full of purpose and compassion. He is an inspiration to all who were fortunate to know him, and he will be missed dearly by his family, friends, and colleagues. His family takes comfort knowing that his scientific contributions will live on and continue to bring comfort and cures to many in the future.
Michael is survived by his devoted wife of 39 years, Andrea Heggeness; children Luke, Karina (Daniel Rutledge), Callie, and Matthew; brothers William (Diana), John (Beth), and Steven (Sandy); brother and sister-in-law Craig and Tina Thorsen; and his nephews and nieces Eric, William, Frank, Hansina, Kelsey, Hallie, and Audra.
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