A native of New England, Dr. Brennan earned his bachelor’s degree from UNH, where he played Division 1-AA football before earning his medical degree and advanced training in sports medicine.

As an active duty Army officer/physician/educator, Dr. Brennan earned twenty-one military awards and medals – including the Bronze Star Medal for service as a trauma and family physician in Baghdad, Iraq. He has published multiple book chapters and peer-reviewed journal articles. Dr. Brennan is a two-time Boston Marathon finisher and an Ironman Triathlon World Championship finisher. He is a senior consultant physician to the Ironman Triathlon World Championship and has been the physician in charge of Finish Line Medical Tent B at the Boston Marathon since 2011.

Dr. Brennan is the head UNH team physician. He is also an Air Force lieutenant colonel and Commander of the 157th Air Refueling Wing Medical Group at Pease Air National Guard Base in Newington. He has privileges at Wentworth-Douglass Hospital in Dover and Frisbie Memorial Hospital in Rochester. He specializes in the medical aspects of athletic care, the full scope of non-surgical musculoskeletal medicine,  post concussion medical care, and ultrasound-guided injections.

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Did you know? Dr. Brennan earned 21 military awards and medals including the Bronze Star Medal for service as a trauma and family physician in Baghdad, Iraq.

Subspecialties: Sports Medicine, Osteopathic Manipulative Medicine, Post-Concussion Management, Sports Ultrasound, Ultrasound Guided Injections

Medical Degree: University of New England College of Osteopathic Medicine

Residency: University of New England College of Osteopathic Medicine,

Certifications: American Board of Family Medicine, Certificate of Added Qualifications in Sports Medicine

Fellowship: Northwest Ohio Center for Sports Medicine/University of Toledo: Sports Medicine

Memberships: American Osteopathic Academy of Sports Medicine (Fellow), American Academy of Family Physicians (Fellow), Uniformed Services Academy of Family Physicians, American College of Sports Medicine (Fellow), American Medical Society for Sports Medicine (Chair, Musculoskeletal Ultrasound Subcommittee), New Hampshire Medical Society (Member, NH Advisory Council on Sport-Related Concussion), American Osteopathic Academy of Sports Medicine (Fellow), American Academy of Family Physicians (Fellow), Uniformed Services Academy of Family Physicians, American College of Sports Medicine (Fellow), American Medical Society for Sports Medicine (Chair, Musculoskeletal Ultrasound Subcommittee), New Hampshire Medical Society (Member, NH Advisory Council on Sport-Related Concussion)

Testimonial: “I want to thank Dr. Brennan for the thought and care that he gave my situation. As my injury was a unique case, I was very lucky to find a team of medical professionals that were able to get me back to normal activity. It is great to be running again!”