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Rajesh R. Zacharias, MD
Accepting New Patients
Meet Rajesh R. Zacharias, MD
Pulmonologist; Associate Director of Critical Care, Hallmark Health; Assistant Professor of Medicine, Tufts University School of Medicine
Department + Services
Medicine, Pulmonary, Critical Care and Sleep Medicine
Clinical Focus Areas
Pulmonary Medicine, including: general pulmonology, COPD, thoracic oncology and lung cancer, endobronchial ultrasound and advanced bronchoscopy, pleural and interstitial lung disease, pulmonary infections. Critical Care Medicine, including: mechanical ventilation, noninvasive ventilation, ARDS, delirium in the ICU, shock, ICU outcomes. Sleep Medicine, including: obstructive sleep apnea, hypoglossal nerve stimulation, central sleep apnea, narcolepsy and hypersomnia.
Seeing Patients In
978-937-6258, option #2
Programs + Specialties
Training + Education
St John's Medical College, Bangalore, India; Residency: University of Connecticut
Fellowship: University of Massachusetts and Tufts Medical Center
Internal Medicine, Pulmonary and Critical Care Medicine
Hindi (Fluent), Kannada and Malayalam (Basic)
View Accepted Insurances at Tufts MC + Tufts Children's Hospital
Locations + Directions
Lowell General Hospital
295 Varnum Avenue
Lowell, MA 01854
Phone #: 978-937-6258, option #2
585 Lebanon Street
Melrose, MA 02176
Phone #: 781-979-6222
Tufts Medical Center
Biewend Building, 3rd Floor
260 Tremont Street
Boston, MA 02111
Phone #: 617-636-6377
Fax #: 617-636-1649
Honors + Awards
Harold. N.Willard, M.D Award for Excellence in Ambulatory Care, University of Connecticut
Publications + National Presentations
Kornfeld H, West K, Kane K, Kumpatla S, Zacharias RR, Martinez-Balzano C, Li W, Viswanathan V. Chest. 2016 Jun;149(6):1501-8.High Prevalence and Heterogeneity of Diabetes in Patients With TB in South India: A Report from the Effects of Diabetes on Tuberculosis Severity (EDOTS) Study.
Zacharias R, Tiru M. Left Atrial Myxoma and Rheumatoid arthritis:A tale of two swellings: ACP 2011,CT chapter. Poster presentation.
Zacharias R, Tadros M. Craniocervical Necrotizing Fasciitis: Connecticut Infectious Disease Society 2010 , Yale University. Poster presentation.
Zacharias R, Kumar A, Foley R. Breathing under pressure: Porto-Pulmonary Hypertension: ACP 2010 CT chapter. Poster presentation. Awarded 2nd place as “ Best Clinical Vignette”
Zacharias R, Ahmad S, Kopec S, Oliveira P. Rapidly Progressive Pulmonary Nodules in Idiopathic Interstitial Pneumonia. Chest 2013;144: 614A. doi:10.1378/chest.1704856 . Oral Presentation at CHEST 2013, Chicago, Illinois.
Zacharias R, Fraire A, Shipe R. Double Whammy? Pleuroparenchymal fibroelastosis associated with non-specific interstitial pneumonia. Chest 2014 October 1, 146 (4): 380A.
Zacharias R, Colancecco M, Summers S, Oliveira P, et al . Lungs ablaze: an unusual case of aspiration pneumonitis. Chest. 2014;146(4_MeetingAbstracts):417A. doi:10.1378/chest.1994004. Awarded Best Oral Presentation at CHEST 2014, Austin, Texas.
Ruddy J, Zacharias R. Ascending Air : A case of retrograde cerebral venous embolism. Oral presentation at CHEST 2019. October 2018 Volume 154, Issue 4, Supplement, Page 254A. https://doi.org/10.1016/j.chest.2018.08.231
RuddyJ ; Boudreau,M; Lizotte R; Brodeur, B, Zacharias,R.Dexmedetomidine induced fever in the ICU.Critical Care Medicine: January 2019 - Volume 47 - Issue 1 - p 446. Oral Presentation at Society of Critical Care Medicine (SCCM) February 2019
Dr. Rajesh Zacharias was born and raised in Bangalore India. He completed medical school at St John's Medical College in Bangalore India, which is ranked as one of India’s top medical schools. He relocated to the United States in 2009 to pursue a Residency in Internal Medicine at the University of Connecticut. This was followed by a Fellowship in Pulmonary and Critical Care Medicine at the University Of Massachusetts Medical Center.
Dr. Zacharias worked for four years as an Attending Physician in Pulmonary and Critical Care at Penobscot Respiratory and Northern Light Eastern Maine Medical Center, Bangor, Maine, where he served as the Medical Director for Respiratory therapy in his last year there. In 2019, he moved to Boston to pursue an additional fellowship in Sleep Medicine at Tufts Medical Center.
American College of Chest Physicians
American Thoracic Society
American College of Physicians
Society for Critical Care Medicine
American Academy of Sleep Medicine
Massachusetts Medical Society