University of Massachusetts School of Medicine

Disaster Medicine & Emergency Management Fellowship



Dr. John Broach, Disaster Disaster Medicine Division director.  Dr Broach attended undergraduate and medical school as well as receiving his MPH from Northwestern University in Chicago before his emergency medicine residency training at the University of Massachusetts.  Dr. Broach completed the UMass DM fellowship.  Dr Broach serves on several hospital-wide disaster preparedness committees as well as being a member of the Massachusetts DMAT-MA2.  Dr Broach has been in instrumental in preparing UMass for emergening infectious diseases, such as H1N1 and Ebola.

Alison Hayward, MD, MPH is part of the global health section faculty at Yale Department of Emergency Medicine and serves as Director of Medical Student Education as well as a member of the section of global health. She obtained her medical degree from Penn State College of Medicine and her public health master's degree from University of Massachusetts. She attended residency in emergency medicine at University of Massachusetts and subsequently completed the fellowship in disaster medicine and emergency management there. Her main academic interests are global health ethics, public health, and medical education, and she has headed the surge task force for Mayo Clinic Department of EM after graduating based on her fellowship background, and continued to be involved when possible as faculty in the UMass ADLS course. Dr. Hayward served as co-founder and director for the Uganda Village Project in rural eastern Uganda for 10 years, overseeing public health programs including malaria prevention, family planning, water, sanitation and hygiene. She currently serves as the chairperson of the Uganda Village Project ( board, as well as continuing her interest in humanitarian relief by serving as treasurer for the nonprofit Women Physicians for Humanity (

Emergency medicine physician at Lowell General Hospital.  Disaster medicine co-director of Merrimack Valley Emergency Associates and Member of the Emergency Preparedness Committee at Lowell General Hospital.


The Fellowship has allowed me to develop a niche within my specialty where I can devote some time and expertise that is relevant not only within emergency medicine but as a global issue as disaster medicine and emergency preparedness has become a very important priority in today's society. The knowledge and experience I gained during fellowship has helped me to better guide our colleagues in my roles and also improve awareness for various situations from biological threats to large mass casualty incidents.

Bryan Wexler, MD, MPH, FAAEM, FACEP. Medical Director, Disaster Preparedness and Response, WellSpan Health. Director, Division of Disaster Medicine, Department of Emergency Medicine, WellSpan, York Hospital. Clinical Assistant Professor, Drexel University College of Medicine. Adjunct Clinical Assistant Professor, Penn State College of Medicine.

The Disaster Medicine and Emergency Management fellowship at the University of Massachusetts Medical Center provided the foundational skills and direction in my career as an academic emergency medicine physician as well as aiding in developing the vision for the future of Emergency Preparedness in my health care system.  Currently Dr. Wexler is working on system and coalition development, creating a scalable model of bed capacity to bridge general operations with emergency operations surge, and refining triage techniques for the system.




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Dr. Melissa Leming completed the UMass DM fellowship in June 2013. Prior to that she was an Emergency Medicine resident at Christiana Care Health System (Newark, DE).  Dr. Leming obtained her medical degree at the University of South Florida, College of Medicine and a Masters of Public Health at American Military University. She served on MA2-DMAT team and is also certified in BDLS, ADLS, multiple FEMA courses and HazMat operations. She has presented research (2011) at the Indo-US conference in India. Dr. Leming works as an Emergency Medicine physician at Tampa General Hospital.

Dr. Maureen Suchenski completed the UMass DM fellowship in June 2015 after completing her Emergency Medicine residency at UMass. She also completed a year of surgery residency at Brown University, and obtained her medical degree from the University of Connecticut. Dr. Suchenski is now working as academic faculty at Kent Hospital Emergency Department in Rhode Island. She is on the hospital Emergency Preparedness Committee and is teaching her residents about Disaster Medicine.

Dr. Rothsovann Yong completed the UMass DM fellowship in June 2013. Prior to that she completed an Emergency Medicine residency and medical school at UMass. Dr. Yong has worked in the UMass Office of Community Programs, Multicultural and Community Health Center Initiative Project. She has worked at the Boston Marathon as a medical provider, responded to Hurricane Sandy with MA2-DMAT and has been involved in multiple education and teaching projects. Dr. Yong has received several grants including UMass’s Incentive and Community Service Award grants as well as a NIH Research Fellow Grant. Dr. Yong has been in the news: and Dr. Yong works as an Emergency Physician at Lowell General Hospital. She is disaster medicine co-director of Merrimack Valley Emergency Associates and Member of the Emergency Preparedness Committee at Lowell General Hospital.

Sophie Fellow picture

Dr. Monnier-Serov completed her 2-year Disaster Medicine and Emergency Management Fellowship in June 2020. She worked towards an MPH, which will be completed this year. She is now working for Cambridge Health Alliance as an Emergency Physician and their Disaster Medicine cooridnator.


Dr. Clayton Martin, better known as Sonny to his colleagues, comes from his hometown of Bakersfield, California. Sonny attended BYU-Hawaii for a year before moving to Portugal, where he lived for 2 years doing volunteer work. After returning to BYU-Hawaii, he graduated with a degree in Biology and a minor in Biochemistry. He went to the Lewis Katz School of Medicine at Temple University and completed his Emergency Medicine Residency at the University of Massachusetts where he won the Resident Teacher of the Year Award. In July 2020, he began his Disaster Medicine and Emergency Management Fellowship. In his free time, Sonny enjoys spending time with his daughter, playing boards games, Dungeons and Dragons, and tinkering on his computers. He is passionate about Emergency Medicine, medical education, and discussing philosophy and ethics. Sonny completed his 1-year DM fellowship in June 2021.