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Office
160 Farber Hall
3435 Mins Street
Buffalo, NY 14214Phone+1 716-829-3670
Education & Training
- Beth Israel Deaconess Medical CenterResidency, Internal Medicine, 1985 - 1988
- Jacobs School of Medicine and Biomedical Sciences at the University at BuffaloClass of 1985
Certifications & Licensure
- NY State Medical License 1988 - 2025
- MD State Medical License 1990 - 1990
- American Board of Emergency Medicine Sports Medicine
- American Board of Internal Medicine Internal Medicine
Awards, Honors, & Recognition
- Buffalo Spree Magazine Castle Connolly, 2006, 2008, 2010-2014
- CMS Meaningful Use Stage 1 Certification MEDENT EMR/EHR, Community Computer Service, Inc., 2012
- Fellow (FAAAAI) American Academy of Allergy Asthma and Immunology
Clinical Trials
- Gabapentin's Effects on Insomnia in Patients With Recent Concussion Start of enrollment: 2011 Aug 01
- Safety Study for Adolescents With Concussion Start of enrollment: 2013 Mar 01
- Early Sub-threshold Exercise Treatment for Concussion Start of enrollment: 2018 Jun 15
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Publications & Presentations
PubMed
- Adolescents With a High Burden of New-Onset Mood Symptoms After Sport-Related Concussion Benefit From Prescribed Aerobic Exercise, a Secondary Analysis of 2 Randomized...Matthew C Castellana, George J Burnett, Andrew Gasper, Muhammad S Z Nazir, John J Leddy
Clinical Journal of Sport Medicine. 2025-01-01 - Differing clinical characteristics among individuals with concussions sustained at work, in motor vehicle collisions, and sport.Jacob I McPherson, Andrew Nowak, Haley Chizuk, John J Leddy, Mohammad N Haider
Brain Injury. 2024-12-17 - The Unconsidered Pathway: Suggestions for Physical Therapists to Facilitate Student Reintegration to Physical Education after a Concussion.Pamela Maree Tucker, Jennifer Strizak, Brian Rieger, Steven Lounsbury, John Leddy
Children. 2024-09-30
Press Mentions
- Leading Concussion Expert Wins Stockton Kimball AwardJune 15th, 2022
- New Study Expands Research on Adolescent ConcussionsOctober 26th, 2021
- Adolescents Who Exercised After a Concussion Recovered Faster in RCTOctober 8th, 2021
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Professional Memberships
- Member
- Fellow
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