Alexis Liakos


Assistant Clinical Professor

Medical Sciences

Research Interests

Opportunistic infections, vaccine development, infectious disease epidemiology, the benefits of physician assistant-physician team clinical consultant models


Alexis is a clinician and educator within the Division of Infectious Diseases at Brigham and Women’s Hospital (BWH) and Dana-Farber Cancer Institute (DFCI). Alexis received her undergraduate education at Vassar College and a master’s degree in physician assistant studies from Albany Medical College. For over 8 years she has served as an inpatient infectious disease consultant at BWH/DFCI, specializing in infections in the immunocompromised host. Alexis has a passion for pathophysiology and immunology, believing that both fundamental sciences are crucial to understanding infectious diseases. She is the lead preceptor for PA students and PA fellows in infectious disease rotations and a member of the Brigham Health Hospital Medicine PA Fellowship faculty.

Alexis also participates as a mentor to high school students in the Student Jobs Success Program through Brigham and Women’s Hospital, a program developed to help increase health professionals from traditionally underrepresented backgrounds.

Selected Publications

Powell, M., Sherman, A., Klopfer, J., Desjardins, M., Cheng, C., Senussi, Y., Ratnaparkhi, S., Mitre, X., Feeley, M., Paz, A., Kim, A., Rutherford, H., Cauley, J., Kim, A., Chang, J., Liakos, A., Woolley, A., Walt, D., Baden, L. Longitudinal Assessment of Immune Responses to COVID-19 Vaccines in Solid Organ Transplant Recipients. Open Forum Infectious Diseases. S16-S17. 2021

Cheng, M., Orejas, J., Arbona, E., Bold, T., Solomon, I., Chen, K., Pandit, A., Kusztos, A., Cummins, K., Liakos, A., Marty, F., Koo, S., Hammond, S. Use of triazoles for the treatment of invasive aspergillosis: A three-year cohort analysis. Mycoses. vol. 63 no. 1, 2019 pp. 58-64

Issa, N., Arbona, E., Nevett-Fernandez, A., Prestes, D., Liakos, A., Woolley, A., Hammond, S., Brown, J., Baden, L., Marty, F. Opportunistic Infections (OIs) in Patients with Hematologic Malignancies (HM) Treated with Bruton’s Tyrosine Kinase (BTK) and Phosphoinositide 3 Kinase (PI3K) Inhibitors: An 8-Year Retrospective Cohort Study. Open Forum Infectious Diseases. vol. 4, 2017. S699-S699

Farmakiotis, D., Liakos, A., Miller, M., Krane, J., Baden, L., Hammond, S. An Avid Imitator. Journal of Clinical Medicine Research. vol. 8, 2016, pp. 257-259


PA 6312 Principles of Medicine – Infectious Disease

PA 6313 Principles of Medicine – Oncology

PA 6203, 6204 Physical Diagnosis and Patient Evaluation – Labs and Simulations