Clinical Interests
- Airway disorders
- Allergies
- Asthma
- Chronic Obstructive Pulmonary Disease (COPD)
Research Interests
- Pulmonary medicine and allergic diseases
- COPD
- Asthma and allergic rhinitis/sinusitis
Education
- MD, Hahnemann Medical College, Philadelphia, PA
Training
- Fellowship, Cardiovascular-Pulmonary Disease, Department of Medicine, University of Pennsylvania School of Medicine, Philadelphia, PA
- Residency, New York Hospital, Cornell Medical Center, New York, NY
Board Certifications
- American Board of Internal Medicine - Internal Medicine
- American Board of Internal Medicine - Pulmonary Disease
Memberships
- Fellow, American College of Physicians
- American Society of Clinical Investigation
- American Thoracic Society
- American College of Chest Physicians
- American Physiological Society
- American Federation for Clinical Research
- New York Academy of Science
Awards and Honors
- Top Doctors, Pulmonary Disease, Philadelphia magazine, 2023-2025
Patient Comments
Dr Kelsen shows interest in all my ailments, not just my lung problems.
Dr. Kelsen is the best doctor & person first
Dr. Kelsen is an exceptional doctor. Always has my needs in mind.
I have been a patient of Dr. Kelsen since 1997. I would highly recommend him to anyone.
Dr Kelsen is a lovely compassionate doctor.