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Faculty

Armand Wolff, MD
Section Chief, Pulmonary, Critical Care, and Sleep Medicine
Medical Director, Center for Sleep Medicine
Medical Director, Respiratory Therapy

Since 2017, Dr. Wolff has been Section Chief of Pulmonary, Critical Care, and Sleep Medicine.  He came to Bridgeport Hospital in 2008 after five years in private practice.  During his years at Bridgeport Hospital, he has been the Program Director for the Pulmonary Disease Fellowship (2008-2017), the Interim Program Director for the Internal Medicine Residency (2012-2013), an Associate Program Director for the Internal Medicine Residency (2013-2019), and the Medical Director of the Center for Sleep Medicine (2009-2020) and of Respiratory Therapy (2017-2020).  He serves on the Graduate Medical Education Committee, the Critical Care Committee, and the Clinical Planning Team.

Dr. Wolff earned his B.S. in Psychobiology from UCLA and his M.D from Creighton University School of Medicine.  He completed his Internal Medicine Residency at Creighton University and his Pulmonary and Critical Care Medicine Fellowship at Georgetown University.

His main clinical focus is Sleep Medicine and he also attends on the Pulmonary Consult Service and occasionally in the Medical Intensive Care Unit.

Dr. Wolff’s main academic interest is teaching.  He has published a number of articles on topics ranging from pulmonary disease in patients with HIV infection to the effect of illicit drug use on the lungs.


Jeff Kwon, MD
Program Director, Pulmonary and Critical Care Medicine Fellowship 
Associate Director, Center for Sleep Medicine

Dr. Kwon joined Bridgeport Hospital in 2009 and served as the Program Director for the Pulmonary Disease Fellowship from 2017 to 2019. Beginning in 2019, Dr. Kwon became the Program Director for Bridgeport Hospital’s newly accredited three-year Pulmonary and Critical Care Medicine Fellowship. He also serves as a member of the Graduate Medical Education Committee and Professional Practice Evaluation Committee of Bridgeport Hospital.

Dr. Kwon earned his undergraduate degree in Biology from Boston College in 1997 and obtained his medical degree at Case Western Reserve University School of Medicine in Cleveland, Ohio in 2002. He subsequently completed his Internal Medicine Residency, Pulmonary and Critical Care Medicine Fellowship and Sleep Medicine Fellowship at Northwestern University in Chicago from 2002 to 2009.

Dr. Kwon’s clinical and research interests include sleep-related breathing disorders and COPD, and he has published various manuscripts in areas of sleep and pulmonary medicine.


Christopher Winterbottom, MD
Medical Director, Medical ICU
Associate Program Director, Pulmonary and Critical Care Medicine Fellowship

Dr. Winterbottom graduated from Yale University School of Medicine in 2008 and subsequently went on to complete his Internal Medicine Residency at New York Presbyterian Hospital. He also completed the Pulmonary and Critical Care Medicine Fellowship at University of Pennsylvania. He served as faculty at Yale University prior to joining Bridgeport Hospital in 2017, where he took on the role of Medical Director for the Medical ICU. He also serves as the Associate Program Director for the Pulmonary and Critical Care Fellowship and provides clinical education, simulation training and research mentorship to residents and fellows.  

Dr. Winterbottom’s clinical interests include ARDS and interstitial lung disease.   


Kavitha Gopalratnam, MD

Having completed her medical training in Bangalore, India, Dr. Gopalratnam moved to the United States and worked as a Clinic Operations Manager at Haight-Ashbury Free Clinics in San Francisco, Ca from 2011 to 2013. She then went on to complete her Internal Medicine Residency and Pulmonary Disease Fellowship at Bridgeport Hospital from 2013 to 2018. She later completed a Critical Care Fellowship at Mayo Clinic from 2018 to 2020 where she was served as Chief Fellow. She returned to join the division of Pulmonary and Critical Care Medicine at Bridgeport Hospital as a core faculty member in July 2020.

Dr. Gopalratnam attends on the Medical Intensive Care Unit, the Pulmonary Consult service and ambulatory clinic.

Her clinical interests include pulmonary hypertension and critical care medicine and she has publications in those areas. Clinician education is her main academic interest, and she is involved with curriculum development and improving resident and fellow education in the Intensive Care Unit. 


Augustine Andoh-Duku, MD
Medical Director, Milford Hospital ICU

Dr. Andoh-Duku, MD, FCCP, DAABIP, began practicing at the Milford Campus of Bridgeport Hospital in 2019. He is board-certified in Internal Medicine, Pulmonary Disease, Critical Care Medicine and Interventional Pulmonology. He is currently the Medical Director of the Intensive care unit at the Milford Campus of Bridgeport Hospital.

His clinical interests are in teaching and mentoring young colleagues, diagnosing and staging of lung cancer, airway and endoscopic management of lung cancer and complications of treatment, advanced bronchoscopy, pleural diseases, critical care medicine, bronchial thermoplasty and lung diseases.

He has publications on thr management of complex pleural effusions, sepsis, airway tumors and post-exercise dyspnea in obese patients. He has written a book chapter on early detection of pre-malignant tumors of the airways.

Michael Buscher, MD

Dr. Buscher is a 2003 graduate of Williams College where he majored in Political Science and played varsity lacrosse. He obtained his Doctor of Osteopathic Medicine (DO) degree from the Virginia College of Osteopathic Medicine at Virginia Tech in 2010, graduating with honors. Dr. Buscher then completed a residency in Emergency Medicine at the Medical College of Virginia / Virginia Commonwealth University in Richmond, Virginia, serving as Chief Resident his final year. Following residency, he pursued fellowship training in Critical Care Medicine at the University of Pittsburgh Medical Center.

Dr. Buscher considers himself a clinician-educator and currently splits clinical time between the Emergency Department and Medical ICU. He teaches Yale Emergency Medicine residents in the ED at Bridgeport Hospital, and was awarded the Department of Emergency Medicine’s Teaching Award in 2016. He was also awarded the Department of Medicine’s Teaching Award in 2018. 


John-Paul Ayala, MD
Associate Medical Director, Medical ICU

Dr. Ayala has been at Bridgeport Hospital since 2007. He earned his MD from Georgetown University School of Medicine. He completed his residency in Internal Medicine and his fellowship in Pulmonary and Critical Care Medicine at New York Presbyterian Hospital. He is a partner at Pulmonary and Internal Medicine Specialists. Dr. Ayala is an integral member of the teaching faculty of both the Pulmonary and Critical Care Medicine fellowship and the Internal Medicine Residency. He has been awarded the Teacher of the Year award by the Internal Medicine residents. He is regularly involved with ICU-based case reports and research projects.

His main focus is Critical Care and he attends in the Medical ICU regularly. He also practices general pulmonary medicine, both inpatient and outpatient.  


Dan Rudolph, MD

Dr. Rudolph is a board-certified internal medicine/pulmonary medicine and critical care physician specializing in pulmonary diseases. Dr. Rudolph is a specialist in bronchoscopy and endobronchial ultrasound. He is a senior attending in the department of Pulmonary Critical Care Medicine at Bridgeport Hospital and an assistant professor of medicine as part of the Pulmonary Fellowship instruction program in pulmonary and critical care at Bridgeport Hospital. He has been practicing pulmonary medicine in Fairfield County for over 30 years. He has extensive experience in treating diseases of the lung including COPD, Asthma and specializes in the evaluation and treatment of lung cancer. 

Dr. Rudolph is a graduate of New York University School of Medicine and was a Pulmonary Fellow and Instructor at Albert Einstein College of Medicine, in New York.  Dr. Rudolph has been recognized as a Top Doctor in pulmonary disease in Connecticut Magazine and named Best Doctors in Connecticut/Top Doctors in America in pulmonary diseases by Castle Connolly.  Dr. Rudolph is a partner at Pulmonary and Internal Medicine Specialists.


Adil Salam, MD

Dr. Salam has been practicing at Bridgeport Hospital and in the local community for more than 15 years. He is a partner at Pulmonary and Internal Medicine Specialists. His main areas of interest are general pulmonary medicine and sleep medicine.  

He attended medical school at Allama Iqbal Medical College in Lahore, Pakistan. He completed his residency in Internal Medicine at the Atlantic City Medical Center and his fellowship in Pulmonary Diseases at Bridgeport Hospital.  

He regularly attends on the Pulmonary Consult service. He has served on the Medical Executive Committee of the hospital.


Zubin Bham, MD

Dr. Bham joined Bridgeport Hospital in 2022.  He earned his Honors B.S. in Human Biology at the University of Toronto before pursuing his medical education at the Medical University of the Americas.  He completed his Internal Medicine, Pulmonary and Sleep Medicine training at Norwalk Hospital and his Critical Care Fellowship at Yale University.  He has worked on numerous research projects on a variety of topics from COPD to sleep in the ICU.

Dr. Bham attends on the Medical Intensive Care unit, the Pulmonary Consult service and the Ambulatory and Sleep Medicine Clinic.

Dr. Bham’s interests include clinical education, critical care ultrasonography, post cardiac arrest management, sleep apnea and shock.


Nasheena Jiwa, MD

Dr. Jiwa is a pulmonary and critical care physician, providing care in both inpatient and outpatient settings. Dr. Jiwa completed her undergraduate studies at the University of Kansas and double-majored in Human Biology and French. She attended medical school at Saba University School of Medicine and completed her Internal Medicine residency at St. Mary’s Hospital in Waterbury, CT where she also a completed a chief resident year. Dr. Jiwa then completed her Pulmonary and Critical care Fellowship at the University of Connecticut School of Medicine.

Her areas of clinical interest include asthma, interstitial lung disease, COPD, sarcoidosis, critical care medicine, critical care ultrasonography, pleural diseases and lung cancer. She has research publications in mortality predictors of Covid-19 infection, COPD and antibiotic use as well as pulmonary arterial hypertension.


Manuel De Aguire, MD 

Dr. De Aguirre moved to the Unites States after completing his medical training at Universidad Francisco Marroquín in Guatemala. He completed his residency in Internal Medicine, and fellowship in Pulmonary Medicine at Bridgeport Hospital. He also completed his Critical Care fellowship at Montefiore Hospital, in New York. Upon completion of his training, he practiced Pulmonary and Critical Care medicine at a partners-owned hospital in New Hampshire. He joined Bridgeport Hospital as an attending for Pulmonary and Critical Care in 2020.

Dr. De Aguirre attends on the Medical Intensive Care Unit, Pulmonary Consult Service, and Ambulatory Pulmonary Clinic.

His clinical areas of interest include outpatient pulmonary and critical care.

Contact Us

Jennifer Ortiz
Program Coordinator
Bridgeport Hospital
Section of Pulmonary, Critical Care,
      and Sleep Medicine
267 Grant Street, NW6
Bridgeport, Ct 06610

203-384-5009