William A Cronin


Lieutenant Commander, Navy

Department of Primary Appointment:
School of Medicine
Associate Program Director, NCC Anesthesia Residency
Location: Walter Reed National Military Medical Center, Bethesda, MD
Research Interests:
Pulmonary Oxygen Toxicity
Decompression Sickness
Office Phone


Undergraduate Education: United States Naval Academy, Annapolis, MD, B. S., 6/2000-5/2004
Graduate Education: Dartmouth Medical School, Hanover, NH, M.D., 8/2004-6/2009
Tuck School of Business at Dartmouth, Hanover, NH, M.B.A., 8/2007-6/2009
Residency Education: Naval Medical Center San Diego, San Diego, CA, Transitional Year Internship, 6/2009-6/2010
Walter Reed National Military Medical Center, Bethesda, MD Anesthesiology Residency, 7/2014-6/2017 (Chief Resident, 7/2016 – 6/2018)
Other: Undersea Medical Officer Course, Naval Undersea Medical Institute, Groton, CT 1/2011-6/2011


Lieutenant Commander William Cronin is a native of Dwight, Illinois. He was commissioned in 2009 in to the United States Navy Medical Corps.

His educational background includes a Bachelor of Science Degree in Chemistry in 2004 from the United States Naval Academy, a Doctor of Medicine degree in 2009 from Dartmouth Medical School and a Masters in Business Administration in 2009 from Tuck School of Business at Dartmouth. Transitional year internship training was completed at Naval Medical Center San Diego in 2010. Undersea Medical Officer training was completed at Naval Undersea Medical Institute in 2011.

His first assignment was as Deputy Department Head, Undersea Medicine Department at Naval Medical Research Center in Silver Spring, MD conducting research to enhance warfighter performance in extreme environments as well as developing non-recompression therapies to treat decompression sickness for disabled submarine escape and rescue.

At the completion of his Undersea Medical Officer tour, he entered anesthesia residency training in 2014 at National Capital Consortium residency program. He graduated from the program in 2017 serving as Chief Resdient his last year. After residency he completed a one year Research Fellowship Grant awarded by the Foundation of Anesthesia Education and Research. At the completion of his research fellowship he served as Assistant Officer in Charge of Expeditionary Resusitative Surgical System 21, a role 2 light manuever team for Naval Amphibious Task Force 51 / 5th Marine Expeditionary Brigade operating in CENTCOM and AFRICOM. His current assignment is to Walter Reed National Military Medical Center where he serves as a Associate Program Director of the anesthesia residency program and staff anesthesiologist.

Lieutenant Commander Cronin is authorized to wear the Undersea Medical Officer Device, the Fleet Marine Force Warfare Device, Navy Commendation Medal (1 gold star), Joint Achievement Medal, and various unit and service awards. He is an Assistant Professor of Anesthesiology at Uniformed Services University of Health Sciences. His academic awards include General Mologne Award for Top Resident at Walter Reed 2017, Paul Mongan Award for Outstanding Military Researcher 2016, Payson-Hampers MD/MBA Award 2009, Merck Manual Award 2009, and Gold Humanism in Medicine 2008.

Representative publications, projects, and/or deployments

Research Fellowship Grant 2017-2018, Foundation of Anesthesia Education and Research

Assistant Program Director, National Capital Consortium Anesthesia Residency Program 7/2019 - Present

Major General Lewis A. Mologne Award, National Capital Consortium Graduation - 2017

Assistant Officer in Charge, Expeditionary Resuscitative Surgical System 21, Naval Amphibious Task Force 51/5th Marine Expeditionary Brigade (CENTCOM/AFRICOM) 10/2018-7/2019

Paul D. Mongan Military Anesthesiology Research Award 2016 / Young Investigator Award: Basic Science, American Society of Anesthesiology 2018

Quality and Safety Officer, Department of Anesthesia and Pain Medicine, Walter Reed National Military Medical Center 7/2019 - Present

Deputy Department Head, Undersea Medicine Department, Naval Medical Research Center, Silver Spring, MD 6/2011 – 6/2014

Grand Rounds Coordinator, Dept of Anesthesia and Pain Medicine, Walter Reed National Military Medical Center, 6/2017- Present

Payson-Hamper’s MD/MBA Scholars Award – Dartmouth Medical School/Tuck School of Business 2009 / Merck Manual Award – Dartmouth Medical School 2009

Thomas P Almy Chapter of the Gold Humanism Honor Society – Dartmouth Medical School 2008 / Albert Schweitzer Fellow – NH/VT Class of 2005


Cronin WA, Senese AL, Arnaud FG, Regis DP, Auker CR, Mahon RT. The effect of the perfluorocarbon emulsion Oxycyte on platelet count and function in the treatment of decompression sickness in a swine model. Blood Coagul Fibrinolysis. 2016 Sep;27(6):702-10. doi: 10.1097/MBC.0000000000000481. PubMed PMID:26650458.

Cronin WA, Hall AA, Auker CR, Mahon RT. Perfluorocarbon in Delayed Recompression with a Mixed Gender Swine Model of Decompression Sickness. Aerosp Med Hum Perform. 2018 Jan 1;89(1):14-18. doi: 10.3357/AMHP.4925.2018. PubMed PMID:29233239.

Forbes AS, Regis DP, Hall AA, Mahon RT, Cronin WA. Propranolol Effects on Decompression Sickness in a Simulated DISSUB Rescue in Swine. Aerosp Med Hum Perform. 2017 Apr 1;88(4):385-391. doi: 10.3357/AMHP.4718.2017. PubMed PMID:28518001.

Mahon RT, Cronin WA, Bodo M, Tirumala S, Regis DP, Auker CR. Cardiovascular parameters in a mixed-sex swine study of severe decompression sickness treated with the emulsified perfluorocarbon Oxycyte. J Appl Physiol (1985). 2015 Jan 1;118(1):71-9. doi: 10.1152/japplphysiol.00727.2014. Epub 2014 Oct 23. PubMed PMID:25342702.

Hudson AJ, Benjamin J, Jardeleza T, Bergstrom C, Cronin W, Mendoza M, Schultheis L. Clinical Interpretation of Peripheral Pulse Oximeters Labeled "Not for Medical Use". Ann Fam Med. 2018 Nov;16(6):552-554. doi: 10.1370/afm.2317. PubMed PMID:30420372; PubMed Central PMCID:PMC6231944.

Bai Y, Selvaraj N, Petersen K, Mahon R, Cronin WA, White J, Brink PR, Chon KH. The autonomic effects of cardiopulmonary decompression sickness in swine using principal dynamic mode analysis. Am J Physiol Regul Integr Comp Physiol. 2013 Oct 1;305(7):R748-58. doi: 10.1152/ajpregu.00150.2012. Epub 2013 Jul 24. PubMed PMID:23883677.

Cronin WA, Morgan JA, Weeks WB. The cost of pursuing a medical career in the military: a tale of five specialties. Acad Med. 2010 Aug;85(8):1316-20. doi: 10.1097/ACM.0b013e3181e5d6b8. PubMed PMID:20671458.

Urban JJ, Tillman BG, Cronin WA. Fluoroolefins as peptide mimetics: a computational study of structure, charge distribution, hydration, and hydrogen bonding. J Phys Chem A. 2006 Sep 28;110(38):11120-9. doi: 10.1021/jp062881n. PubMed PMID:16986846.