Larissa Severine May, M.D., M.S.P.H., M.S.H.S.
Professor
Director, Department of Emergency Medicine and Outpatient Antibiotic Stewardship
Larissa Severine May is not currently accepting new patients. For assistance finding a UC Davis doctor, please call 800-2-UCDAVIS (800-282-3284).
Locations and Contact
Patient Support Services Building
Patient Support Services Building
4150 V St.
Sacramento, CA 95817
Additional Numbers
Clinic Phone
Clinic Fax
Physician Referrals
Philosophy of Care
I believe in providing the best possible care to patients experiencing acute emergencies taking into account patient and family goals for care.
Clinical Interests
Dr. May is a board certified emergency physician with an interest in quality improvement and patient safety, particularly around optimizing antibiotic use and infection prevention.
Research/Academic Interests
Dr. May's research interests lie in the application of rapid diagnostic tests, clinical guidelines, and behavioral economics to improve antibiotic prescribing in the emergency department and ambulatory care setting. In addition, she has been involved in emergency preparedness around infectious diseases outbreaks, and education of trainees and health care professionals in the area of emergency medicine and infectious diseases. Dr. May has conducted multiple clinical trials at the intersection of emergency medicine and infectious diseases and has served as an expert to professional society and state and federal initiatives.
Division
Emergency Medicine
Undergraduate School
B.S., Chemistry, George Washington University, Washington DC 1997
Medical School
M.D., George Washington University, Washington DC 2002
Other School
M.S.P.H., Public Health Microbiology, George Washington University, Washington DC 2008
Other School
M.S.H.S., Clinical and Translational Research, George Washington University, Washington DC 2013
Internship
Internal Medicine, George Washington University, Washington DC 2002-2003
Residency
Emergency Medicine, George Washington University, Washington DC 2003-2006
Recognized by Expertscape as a World Expert for top 0.1% of scholars writing about pharmacy administration, 2021
Monthly IP award, in recognition of my exemplary leadership as chair of the Infection Prevention Committee, 2018-2021, 2021
2020 Deans’ Team Award for Excellence for community engagement, Public Health Screening in the ED Program, 2021
A Multifaceted Intervention Improves Prescribing for Acute Respiratory Infection for Adults and Children in Emergency, 2020
2019-2020 Chancellor’s Achievement Award for Diversity and Community (team award) Department and Urgent Care Settings awarded Top 10% Downloaded Paper 2018-2019 in Academic Emergency Medicine, 2020
Ford JS, Rouleau SG, Voong S, Morgan B, Toosi K, Waldman S, Meng Z, Chechi T, Tran N, May L. Universal HIV screening in the emergency department: an interrupted time series analysis. AIDS. 2022 Sep 1;36(11):1605-1607. doi:10.1097/QAD.0000000000003282. Epub 2022 Jun 22. PMID:35730396.
Tran NK, May L, Cohen SH, Rodrigo J, Gong R, Liu Y, Conner P. Comparative performance of COVID-19 serology testing. Pract Lab Med. 2022 Aug;31:e00289. doi:10.1016/j.plabm.2022.e00289. Epub 2022 Jul 6. PMID:35818626.
Rashidi HH, Pepper J, Howard T, Klein K, May L, Albahra S, Phinney B, Salemi MR, Tran NK. Comparative performance of two automated machine learning platforms for COVID-19 detection by MALDI-TOF-MS. PLoS One. 2022 Jul 29;17(7):e0263954. doi:10.1371/journal.pone.0263954. PMID:35905092.
Tran NK, May L. Evolution of COVID-19 Testing and the Role of Rapid Antigen Testing in a Molecular-Focused World. Arch Pathol Lab Med. 2022 Apr 1;146(4):404-406. doi:10.5858/arpa.2021-0610-ED. PMID:34964814.
May L, Sickler J, Robbins EM, Tang S, Chugh K, Tran N. The Impact of Point-of-Care Polymerase Chain Reaction Testing on Prescribing Practices in Primary Care for Management of Strep A: A Retrospective Before-After Study. Open Forum Infect Dis. 2022 Mar 24;9(5):ofac147. doi:10.1093/ofid/ofac147. PMID:35531385.
Hluhanich R, Ford JS, Bruce D, Chechi T, Voong S, Sarkar S, Poole P, Tran N, May L. Comparing Hepatitis C Virus Screening in Clinics Versus the Emergency Department. West J Emerg Med. 2022 Mar 17;23(3):312-317. doi:10.5811/westjem.2021.11.53870. PMID:35679493.
Tran NK, Albahra S, Rashidi H, May L. Innovations in infectious disease testing: Leveraging COVID-19 pandemic technologies for the future. Clin Biochem. 2022 Jan 5;117:10-15. doi:10.1016/j.clinbiochem.2021.12.011. Epub ahead of print. PMID:34998789.
Tran NK, Albahra S, May L, Waldman S, Crabtree S, Bainbridge S, Rashidi H. Evolving Applications of Artificial Intelligence and Machine Learning in Infectious Diseases Testing. Clin Chem. 2021 Dec 30;68(1):125-133. doi:10.1093/clinchem/hvab239. PMID:34969102.
May L, Tran N, Ledeboer NA. Point-of-care COVID-19 testing in the emergency department: current status and future prospects. Expert Rev Mol Diagn. 2021 Dec;21(12):1333-1340. doi:10.1080/14737159.2021.2005582. Epub 2021 Nov 29. PMID:34758686.
Morgan B, May L, Bettencourt H. Interrupted Time-Series Analysis to Evaluate the Impact of a Behavioral Change Outpatient Antibiotic Stewardship Intervention. Antimicrob Steward Healthc Epidemiol. 2021 Jul 29;1(Suppl 1):s15–6. doi:10.1017/ash.2021.28.