GeraldMO'BrienMD
Pulmonology • Hockessin, DECritical Care Medicine, Pulmonary Vascular Medicine
Therapeutic Area Lead, Pulmonary Hypertension
Dr. O'Brien is on Doximity
As a Doximity member you'll join over two million verified healthcare professionals in a private, secure network.
- Gain access to free telehealth tools, such as our “call shielding” and one-way patient texting.
- Connect with colleagues in the same hospital or clinic.
- Read the latest clinical news, personalized to your specialty.
Office
00
Hockessin, DE 19707
Education & Training
Temple University HospitalFellowship, Pulmonary Disease and Critical Care Medicine, 1993
Sidney Kimmel Medical College at Thomas Jefferson University/Christiana Care Health ServicesResidency, Internal Medicine, 1984 - 1987- Sidney Kimmel Medical College at Thomas Jefferson University/Christiana Care Health ServicesInternship, Internal Medicine, 1983 - 1984
Ponce Health Sciences University School of MedicineClass of 1983
Certifications & Licensure
DE State Medical License 2000 - 2025
MD State Medical License 1990 - 2013
PA State Medical License 1991 - 2006- American Board of Internal Medicine Internal Medicine
- American Academy of Bronchology and Interventional pulmonologyInterventional pulmonology
Awards, Honors, & Recognition
- Meaningful Use Stage 1 Certification Centers for Medicare & Medicaid Services, 2011
- Top MD Consumers Checkbook
Clinical Trials
- Selexipag (ACT-293987) in Pulmonary Arterial Hypertension Start of enrollment: 2009 Dec 01
- Pulmonary Arterial Hypertension Quality Enhancement Research Initiative Extension Program Start of enrollment: 2011 Jun 01
Publications & Presentations
PubMed
- 14 citationsIntraclass Difference in Pneumonia Risk with Fluticasone and Budesonide in COPD: A Systematic Review of Evidence from Direct-Comparison StudiesThomas P. Lodise, Jingyi Li, H. Gandhi, Gerald O’Brien, Sanjay Sethi
International Journal of Chronic Obstructive Pulmonary Disease. 2020-11-11 - 26 citationsMechanical ventilation as a bridge to lung transplantationGerald O'Brien, Gerard J. Criner
The Journal of Heart and Lung Transplantation. 1999-03-01 - 1355 citationsA randomized trial comparing lung-volume-reduction surgery with medical therapy for severe emphysema.Alfred P. Fishman, Fernando J. Martinez, Keith S. Naunheim, Steven Piantadosi, Robert A. Wise
The New England Journal of Medicine. 2003-05-22
Journal Articles
- Intraclass Difference in Pneumonia Risk with Fluticasone and Budesonide in COPD: A Systematic Review of Evidence from Direct-Comparison StudiesThomas P Lodise,1 Jingyi Li,2 Hitesh N Gandhi,3 Gerald O’Brien,3 and Sanjay Sethi4, Int J Chron Obstruct Pulmon Dis., 11/11/2020
Professional Memberships
- Member
- Member
Other Languages
- Spanish
Viewing the full profile is available to verified healthcare professionals only.
Find your profile and take control of your online presence:
