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Keira A Cohen, M.D.

Photo of Dr. Keira A Cohen, M.D.

Instructor of Medicine


Expertise: Bronchiectasis, Intensive Care, Mycobacterial lung disease, Pulmonary Disease


Johns Hopkins Bayview Medical Center

5501 Hopkins Bayview Circle
Baltimore, MD 21224 map


Dr. Keira Cohen is an instructor of medicine at the Johns Hopkins University School of Medicine.  Her areas of clinical expertise include mycobacterial infection, bronchiectasis, pulmonary disease and critical care medicine.

Dr. Cohen earned her M.D. from the University of Pennsylvania School of Medicine.  She completed her residency at the Brigham and Women's Hospital and performed a fellowship in pulmonary and critical care medicine at the Harvard-Brigham and Women's Hospital pulmonary and critical care medicine fellowship program.  Dr. Cohen joined the Johns Hopkins faculty in 2017.

Her research interests include tuberculosis, nontuberculous mycobacteria (NTM), bacterial genomics and drug resistance. more


  • Instructor of Medicine

Departments / Divisions



  • MD, University of Pennsylvania School of Medicine (2009)


  • Brigham and Women's Hospital / Internal Medicine (2012)


  • Brigham and Women's Hospital / Pulmonary and Critical Care Medicine (2017)
  • Johns Hopkins University School of Medicine / Pulmonary and Critical Care Medicine (2017)

Board Certifications

  • American Board of Internal Medicine / Internal Medicine (2012)

Research & Publications

Selected Publications

View all on Pubmed

Manson, A.L.*, Cohen, K.A.*, Abeel, T., Desjardins, C.A., Armstrong, D.T., Barry, C.E., Brand, J., TBResist Global Genome Consortium, Chapman, S.B., Cho, S.-N., et al. (2017). Genomic analysis of globally diverse Mycobacterium tuberculosis strains provides insights into the emergence and spread of multidrug resistance. Nat. Genet. 49, 395-402.

Cohen, K.A., El-Hay, T., Wyres, K.L., Weissbrod, O., Munsamy, V., Yanover, C., Aharonov, R., Shaham, O., Conway, T.C., Goldschmidt, Y., et al. (2016). Paradoxical Hypersusceptibility of Drug-resistant Mycobacterium tuberculosis to β-lactam Antibiotics. EBioMedicine 9, 170-179.

Desjardins, C.A.*, Cohen, K.A.*, Munsamy, V., Abeel, T., Maharaj, K., Walker, B.J., Shea, T.P., Almeida, D. V, Manson, A.L., Salazar, A., et al. (2016). Genomic and functional analyses of Mycobacterium tuberculosis strains implicate ald in D-cycloserine resistance. Nat. Genet. 48, 544-551.

Cohen, K.A., Abeel, T., Manson McGuire, A., Desjardins, C.A., Munsamy, V., Shea, T.P., Walker, B.J., Bantubani, N., Almeida, D. V, Alvarado, L., et al. (2015). Evolution of Extensively Drug-Resistant Tuberculosis over Four Decades: Whole Genome Sequencing and Dating Analysis of Mycobacterium tuberculosis Isolates from KwaZulu-Natal. PLoS Med. 12, e1001880.

Williams OM, Abeel T, Casali N, Cohen K, Pym AS, Mungall SB, Desjardins CA, Banerjee A, Drobniewski F, Earl AM, Cooke GS. Fatal nosocomial MDR TB identified through routine genetic analysis and whole-genome sequencing. Emerging infectious diseases. 2015; 21(6):1082-4.PubMed [journal] PMID: 25988581 PMCID: PMC4451893

Activities & Honors


  • American Thoracic Society
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