CritAcuity Medical Group

Alan S. Josselson, MD, FCCP


Education and Training:

Undergraduate: Lafayette College, A.B., Biology, 1969

Medical School: Jefferson Medical College, M.D., 1973

Residency: Internal Medicine, Wilmington Medical Center, Delaware, 1973 – 1976

Fellowship: Pulmonary Medicine, Thomas Jefferson University Hospital, 1976 – 1978

Current Board Certifications:

Board: American Board of Internal Medicine

  • Internal Medicine
  • Pulmonary Diseases
  • ACLS Certification, American Heart Association

Clinical Interests:

Sleep Medicine, Asthma, COPD/Emphysema, Lung Cancer, Chronic Cough, Dyspnea, Smoking Cessation, Pulmonary Function Testing


  • Fellow of the American College of Chest Physicians
  • Phi Beta Kappa, National Medical Honor Society

Special Interests:

  • Dr. Josselson is a founding partner of Montgomery County Pulmonary and Sleep Consultants.