Pulmonology & Sleep Medicine Specialists in Northern Virginia
Nova Pulmonary Critical Care and Sleep Associates, LLC

Northern Virginia’s Top Rated Pulmonary and Sleep Center
The physicians and staff at NOVA Pulmonary Critical Care and Sleep Associates are committed to providing excellent care in all aspects of Pulmonary Medicine and Sleep Disorders. Our board-certified physicians are committed to providing excellent, empathic, and compassionate care while judiciously utilizing diagnostic tests and pharmacologic therapies. With offices located in Lansdowne and Dulles/South Riding, we offer care for the entire Northern Virginia region, serving locations from Chantilly, Fairfax, Centreville, Manassas, Gainesville to Reston, Sterling, Herndon, Leesburg, Ashburn, Brambleton, Purcellville and more.
Award: “Top Doctor 2025 | Pulmonology” , “Top Doctor 2024 | Pulmonology”
Awarded by: Washingtonian
Recipient’s Name: Dr. Aditya N Dubey, M.D., F.C.C.P.
Introduction: It is with great pleasure that we honor Dr. Aditya N Dubey with the prestigious “Top Doctor Award in Pulmonology” for his outstanding contributions to the field of Pulmonology. This award recognizes Dr. Dubey’s exceptional dedication, expertise, and commitment to delivering exceptional patient care.
Our Patients Love Us!
Over 100 Five Star Reviews on Google and Zocdoc
Meet the team at NOVA Pulmonary Critical Care and Sleep Associates
Dr. Aditya N Dubey, M.D, F.C.C.P. – Founder
Specialty:
Pulmonary, Critical Care and Sleep Medicine
Board Certified by American Board of Internal Medicine in the Subspecialities of Pulmonary Medicine, Critical Care Medicine and Sleep Medicine. Learn more about Dr. Dubey
Dr. Petra Thomas, M.D.
Specialty:
Pulmonary Medicine
Board Certified by American Board of Internal Medicine in the Subspecialities of Pulmonary Medicine. Learn more about Dr. Thomas
Dr. Arman Murabia, M.D.
Specialty:
Pulmonary, Critical Care and Sleep Medicine
Board Certified by American Board of Internal Medicine in the Subspecialities of Pulmonary Medicine, Critical Care Medicine and Sleep Medicine. Learn more about Dr. Murabia

Dr. Zara Martirosyan, MD
Specialty:
Sleep Medicine & Internal Medicine Specialist
Board-certified physician in both Sleep medicine and Internal medicine. Learn more about Dr. Martirosyan
Rebekah Lee, AGNP-C, Lead APP
Nurse Practitioner. Learn more about Rebekah Lee
Paulos Abebe PA-C
Physician Assistant Learn more about Paulos Abebe PA-C

Katie Cameron, PA
Physician Assistant Learn more about Katie Cameron, PA-C
Christine Amorosi, AGNP-C
Nurse Practitioner. Learn more about Christine Amorosie











