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Former Pilot Receives ‘Life-Altering’ Treatment for Longtime Condition

Despite having hemophilia B, Greg Heifner became certificated to fly recreational aircraft.

Greg Heifner flying a Cessna 421.
Greg Heifner flying a Cessna 421 [Courtesy: Greg Heifner]
Gemini Sparkle

Key Takeaways:

  • Greg Heifner, diagnosed with severe hemophilia B as a child, relentlessly pursued his dream of flying despite being wheelchair-bound, suffering frequent bleeding, and facing initial FAA rejection due to his condition.
  • Through persistence, he eventually obtained a "Waiver of Demonstrated Ability" from the FAA, allowing him to pilot engine-powered aircraft and even perform in airshows, fulfilling a lifelong ambition.
  • Years after his piloting career ended due to a heart attack, Heifner experienced a "science fiction"-like transformation with a one-time gene therapy, Hemgenix, which effectively treated his hemophilia and significantly improved his quality of life.
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As a kid, Greg Heifner’s life was narrowly circumscribed.

Diagnosed with the blood clotting disorder hemophilia B, also known as Christmas disease, he suffered frequent bleeding into his joints, which reduced his mobility and left him reliant on a wheelchair. Something as minor as losing his baby teeth could have killed him.

Zach Vasile

Zach Vasile is a writer and editor covering news in all aspects of aviation. He has reported for and contributed to the Manchester Journal Inquirer, the Hartford Business Journal, the Charlotte Observer, and the Washington Examiner, with his area of focus being the intersection of business and government policy.

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