JETT Training Advisory Board

By becoming a JETT client, you not only gain the benefits of professional physical training services, you also gain access to a full range of local fitness and health professionals through our advisory board. Our board includes local physical therapists, chiropractors, and massage therapists. JETT trainers consult with our advisory board on a regular basis to insure clients are getting the best results
possible. Clients referred by JETT Training will also be given special attention by members of our board.

Jay Greenstein, D.C., C.C.S.P.
CEO, Sport and Spine Rehab


Dr. Jay S. Greenstein is a Maryland native. He received his undergraduate degree from the University of Maryland, his Doctor of Chiropractic degree from the National College of Chiropractic, and earned his post-graduate degree in Sports Chiropractic at the Logan College of Chiropractic. In addition to maintaining his private practice as CEO of Sport and Spine Rehab, he has been a recommended provider for the National Football League Players Association for the Washington Redskins and Baltimore Ravens since 1997. Since that time he has also been the Official Team Chiropractor for the Washington Redskins Cheerleaders.
Dr. Greenstein served as the Chiropractic Representative for the National Athletic Training Association, Inter-Association Task Force for Cervical Spine Injured Athletes, and the Maryland State Tae Kwon Do Association Medical Chairperson and team physician. Washingtonian Magazine also named him among Washington’s Top Sports Physicians. Dr. Greenstein has published extensively and presented numerous original research papers at scientific symposiums throughout the world.
In addition, Dr. Greenstein has been qualified as an expert witness and his expertise lies in narrative reporting and case-file review for attorneys and insurance companies. He provides Independent Medical Examinations and peer reviews as part of his clinical practice. Dr. Greenstein’s philosophy is to utilize treatment plans founded on science, and care for patients compassionately utilizing a variety of Chiropractic, Physical Therapy and Rehabilitative techniques which
will eliminate symptoms and improve overall function of the human body. Dr. Greenstein also believes strongly in patient education and empowering patients to improve the quality of their lives, because patients, who know more about their conditions, stay healthier. Dr. Greenstein lives in Washington, D.C. He enjoys working out, skiing, playing golf, watching the Redskins and traveling.

Barton N. Bishop, PT, DPT, CSCS
Director of Physical Therapy
Clinic Director – Rockville


Dr. Bishop graduated from Creighton University in Omaha, Nebraska with a Doctor of Physical Therapy in May of 2003. His undergraduate work was also at Creighton where he majored in Chemistry. While at Creighton, Dr. Bishop played Division-I collegiate golf and has done further study in the biomechanics of the golf swing and sports physical therapy. He has experience treating professional golfers, baseball
players, soccer players, and elite college and high school athletes of all types.
Dr. Bishop is has been a Certified Strength and Conditioning Specialist from the National Strength and Conditioning Association (NSCA-CSCS) since 2003. Dr. Bishop focuses his care on the rehabilitation of extremity and spine injuries and pain using activity and sport-specific techniques.
In addition, Dr. Bishop has extensive experience lecturing to government and private agencies like the FDA, US Senate, Team-in-Training, and the National MS Society regarding Prevention and Treatment of Sports Injuries, Deskercise, Carpal Tunnel Syndrome, Low Back Pain, and Knee Pain. Dr. Bishop is also a Certified Clinical Instructor from the American Physical Therapy Association and serves as a clinical instructor to students from the University of Maryland, Shenandoah University, and the University of South Carolina.
Dr. Bishop is licensed to practice physical therapy in the State of Maryland by the Department of Health and Mental Hygiene, the Commonwealth of Virginia by the Department of Health Professions, and the District of Columbia by the Department of Health. Dr. Bishop lives with his wife, Alla, in Falls Church, Virginia where she is an audit manager for Deloitte. Dr. Bishop enjoys playing golf, watching his Nebraska Cornhuskers on TV, and traveling all over the world with his wife.

Franklin R. Polun, D.P.M., F.A.C.F.A.S., D.A.B.P.S.


Diploma - Ohio College of Podiatric Medicine, Doctor of Podiatric Medicine
(Top 10% of Class)
Fellowship - American College of Foot and Ankle Surgeons
Hospital Affiliations -
    Sibley Hospital
    Suburban Hospital
    Washington Hospital Center
    Northern Virginia Doctor's Hospital
    American Surgery Center: Chief Podiatric Medical Director, Potomac, Maryland
    Fairfax Surgery Center, Fairfax, Virginia
    Montgomery Surgical Center
Board Certifications -
    American Board of Podiatric Surgery
    Board Certified in Foot and Ankle Surgery
Memberships -
    American Podiatric Medical Association
    Maryland Podiatric Medical Association
Associate - American Academy of Podiatric Sports Medicine
Lecture History -
    Electronic Data Systems
    IBM Corporation
    Jewish Community Center of Greater Washington
    Marriott Corporation
    Potomac Almanac Newspaper
    Dance Masters of America, Chapter Seventeen