Undersea
and Hyperbaric Medical Society
American College of
Hyperbaric Medicine
Lancaster
General
Hospital, active medical staff (since 1982)
Lancaster Regional Medical Center, courtesy medical staff (since
1983)
Lancaster General
Hospital Susquehanna Division, courtesy medical staff & Medical Director of Respiratory Care (1984-2003)
York Hospital, provisional
active medical staff (since 12/20/2006)
Heart of Lancaster Regional Medical Center, courtesy medical staff (since
12/18/2006)
Lancaster City & County Medical Society (President 1990-91)
Pennsylvania Medical Society
American
Medical Association
American College of
Physicians--American Society of Internal Medicine
American
College of Chest Physicians
American
Thoracic Society
American Academy of Sleep Medicine