Ellen Dugan, MD

Senior Associate Dean for Admissions

Dr. Dugan serves as the Senior Associate Dean for Admissions at Georgetown University School of Medicine. Dr. Dugan is a Graduate of the Georgetown University School of Medicine, and completed her Residency training in Emergency Medicine at Georgetown University Medical Center. She served on the Committee on Admissions for 10 years prior to becoming Associate Dean. She is an Associate Professor in the Department of Emergency Medicine and formerly served as the Vice-Chair and Interim Academic Chair in the Department of Emergency Medicine.  Following 4 years of service in the National Health Service in rural West Virginia, Dr. Dugan returned to Georgetown and has been on the faculty at Georgetown since 1990. 


Rebecca Evangelista, MD

Associate Professor of Surgery; Director of MedStar GME Skills and Simulation Assessment

Dr. Evangelista attended Medical School at the State University of New York Health Science Center at Syracuse/Upstate Medical University. She completed both her internship and residency in General Surgery at George Washington University, and a fellowship in Minimally Invasivse Surgery at the University of Virginia. Dr. Evangelista’s primary and secondary specialties are General Surgery and Breast Surgery respectively. Her special interests include Advanced Laparoscopic Surgery, Endocrine Surgery (thyroid, parathyroid, adrenal) and Breast Surgery. She has served as the Surgery Clerkship Director for 10 years, and now serves as the Surgery Acting Intern Course Director.


Erin Farrish, MD

Assistant Professor of Medicine and Pediatrics

Dr. Farrish received her MD from Georgetown University School of Medicine (2009), and completed a combined Internal Medicine and Pediatrics residency at Georgetown University (2013). She is currently an Assistant Professor of Internal Medicine and Pediatrics at Georgetown and serves as an outpatient preceptor for both the Med-Peds resident’s clinic and the Internal Medicine resident’s clinic. Professional interests include medical education, procedures in primary care, and health maintenance and prevention in patients with chronic medical conditions.


Mary Furlong, MD

Associate Dean for Curriculum and Director of Medical Education in the Department of Pathology

Mary A. Furlong, MD, the Associate Dean for Curriculum and Director of the Office of Medical Education, is a Professor and also the Director of Medical Education in the Department of Pathology. She directs the sophomore pathology course, third and fourth year Clerkships and the pathology residency program.  She is a graduate of Georgetown University School of Medicine and completed her anatomic and clinical pathology residency at the same institution. Dr. Furlong completed both surgical pathology and soft tissue pathology fellowships. She has been involved in teaching medical students and residents for over a decade and is the recipient of four Golden Apple awards. Dr. Furlong has been a primary or co-investigator on three CIRCLE grants and has been involved in developing curricula for both undergraduate and graduate programs.  She participated in the development the Medical Education Research Track within the School of Medicine and currently serves as both pre-clinical and clinical advisor.


Richard Holt, MD, MPH

Professor of Surgery

Dr. Holt received an AB from Brown, an MD from Georgetown and an MPH from Johns Hopkins.  After a surgery internship at the University of Iowa Hospitals and Clinics in Iowa City and 2 years as a US Army physician, he completed a general surgery residency at Georgetown and then joined the Georgetown faculty. He advanced to professor of surgery, directed the medical student clerkship in surgery, held leadership positions in the general surgery residency program, was a member of Georgetown’s Lombardi Cancer Center, an Assistant Dean of the School of Medicine and more recently Interim Associate Dean for Clinical Education. For many years he also held a simultaneous appointment at DC General Hospital, a public safety net hospital and Georgetown affiliate, where he was in charge of the Georgetown surgery group and Chair of Surgery. 


Yumi Shitama Jarris, MD

Professor of Family Medicine, Assistant Dean for Population Health and Prevention

Yumi Shitama Jarris, MD serves as a Clinical Advisor to students pursuing our Population Health Scholars Track. She is a Professor of Family Medicine and the Assistant Dean for Population Health and Prevention. She is the Division Director of Medical Student Education and the Director of the Population Health Scholar Track. She practices Adolescent Medicine at the Student Health Clinic. Dr. Jarris is a graduate of the University of Maryland School of Medicine and the Fairfax Family Medicine Residency and completed a faculty development fellowship at Duke University Medical Center. She was on the faculty at the Swedish Cherry Hill Residency Program in Seattle, was Associate Director of the Valley Family Medicine Residency in Renton, WA, and worked in community health centers in Seattle and Burlington, VT. She completed the MedStar Health Teaching Scholars Program and received a Medical Education Research Certificate from the AAMC. She is co-chair of the Workforce Education and Training Committee for the ASTHO Primary Care and Public Health Integration National Collaborative Group.

Dr. Jarris received the Henry Walton Prize for the most downloaded article from the journal Medical Education in 2012. Her interests include population health, racial and ethnic disparities in health, adolescent medicine, critical reflection in medical education, and work-life balance.


Princy N. Kumar, MD

Senior Associate Dean for Students

Dr. Princy Kumar serves as the Senior Associate Dean for Students at the School of Medicine, and has held this position since 2000. In this role, she mentors students with a wide variety of academic interests, and also meets with students facing challenges or concerns about health, well-being, or personal issues impacting their academic performance. In addition, she is a Professor of Medicine and Microbiology and Chief of the Division of Infectious Diseases and Travel Medicine at MedStar Georgetown University Hospital. Dr. Kumar received her medical degree at Kasturba Medical College in India, and completed her residency at  Englewood Hospital in New Jersey. Dr. Kumar trained as a Fellow in the Department of Infectious Diseases at Georgetown University Hospital, where she served as the director of that fellowship program from 1996-2012 and currently serves as the Associate Program Director. She has a broad portfolio of research and scholarly endeavors, which includes ongoing clinical research on adult HIV therapeutic strategies in her role of Principal Investigator for the Georgetown University sub-site of the NIH/NIAID funded AIDS Clinical Trials Group, as well as her work as Principal Investigator for the HPTN TLC-Plus study that focuses on HIV prevention through enhanced HIV testing, linkage to care, and treatment. Her public service work includes serving as a consultant to the FDA’s Anti-Viral Drugs Committee, and a consultant to the Peace Corps. Dr Kumar lives in Potomac, MD with her husband, daughter, and son.


Maria Marquez, MD

Professor of Medicine, Department of Pediatrics; Associate Dean for Reflection and Assesment

Dr. Marquez completed her Medical Degree at Universidad Central De Venezuela. She completed her residency at Georgetown University Hospital and received her certification in Pediatrics in 2000. Her primary specialty is Pediatric Ambulatory Service, while the secondary specialty is Pediatric General and Adolescent Medicine. She currently serves as the Assistant Dean for Reflection and Assesment at the Georgetown School of Medicine.



Erica McClaskey, MD

Associate Professor of Family Medicine

Erica McClaskey, MD, MS, FAAFP, is an Associate Professor in the Department of Family Medicine, and the Director for the Family Medicine Clerkship.  Prior to this role, she spent 8 years as the Director of Ambulatory Care I and II and co-director for Evidence Based Medicine II.  Dr. McClaskey is a graduate of Howard University and received her medical degree from Michigan State University College of Human Medicine. She obtained a Master's of Science degree in cellular and development biology from the University of Houston in Texas. 

Dr. McClaskey has a long standing relationship with Georgetown.  She was a chief resident at Georgetown University/Providence Hospital Family Medicine Residency Program, and completed a fellowship in the Department of Family Medicine's Community Health Center Director Development Program.  She is an attending physician at Providence Hospital with the Providence Hospital/Georgetown University Family Medicine Residency Program, and precepts residents at Fort Lincoln Family Medicine Center.  She has worked in a variety of clinical practice settings, and currently sees patients at MedStar Health Center-Family Medicine at Spring Valley in Washington, D.C.  Her interests include adolescent medicine and preventive health.    Outside of her obligations within Georgetown in the department of Family Medicine, Dr. McClaskey serves as the Chair of the Family Medicine Department at Providence Hospital. 


Stephen Ray Mitchell, MD, MBA

Dean for Medical Education

A Dreyfuss National Merit Scholar at the University of North Carolina, Dr. Mitchell completed training and certification in Internal Medicine and Pediatrics at the North Carolina Memorial Hospital in Chapel Hill. He completed Rheumatology subspecialty training at Georgetown University.

In 1988, he accepted a faculty position to provide rheumatology teaching and service in adult and pediatric rheumatology at Georgetown University Hospital, where he opened the Childhood Arthritis Center. He served as Residency Program Director in Internal Medicine from 1992 to 1999 and initiated an innovative Medicine Pediatric Residency at Georgetown in partnership with Kaiser Permanente in 1996 under the sponsorship of Partnerships for Quality Education and the Pew Charitable trusts. He has served on the Council and Secretary Treasurer of the Association of Program Directors in Internal Medicine (APDIM) from 1996-2002. He served as Associate Dean for Clinical Curriculum at Georgetown University School of Medicine from 1998-2000 and as Senior Associate Dean for Academic Affairs from 2000 until May 2002. He currently serves as the Joseph Butenas Professor of and Dean of   Medical Education at Georgetown.

Dr. Mitchell has been honored with multiple Golden Apple awards and has been inducted then into the Golden Orchard twice for medical student education. He has received the Kaiser Permanente Award from the faculty for the outstanding Clinical Teacher in the medical center. Dr. Mitchell has received every residency teaching award in the Department of Medicine, including induction into the Sol Katz Society. He was awarded a Laureate Award from the Washington Metropolitan Chapter of the American College of Physicians/American Society of Internal Medicine in 2002. In 2004, he was inducted into Mastership of the College, the highest honor bestowed only on 600 living members of the 150,000 member organization.

Dr. Mitchell completed the Stanford Faculty  development program in Clinical Teaching in 1994 and has delivered that clinical teaching model in many venues around the country. In 1996 he completed the Harvard Macy Institute as Clinician Educator and in 2000 completed the Leaders course. In 2005 he hosted the third reunion of Harvard Macy Educators in Washington, DC in an international conference on “a Global View of Medical Education.”


Eileen Moore, MD

Associate Dean for Community Education and Advocacy

Dr. Eileen Moore completed her HRSA Primary Care Fellowship at Georgetown. Dr. Moore is a clinician–educator with an exciting clinical practice in General Internal Medicine and a keen interest in progressive medical education. Her interests include access to care and quality of care for underserved and vulnerable populations.




Dennis Murphy, MD

Assistant Professor of Medicine, Division Chief of General Internal Medicine

Dennis R. Murphy, MD, has been the Division Chief of Internal Medicine since 2008, and is an Assistant Professor of Medicine. He graduated from Villanova University with a degree in English before receiving his medical degree from Georgetown University School of Medicine in 1983. He completed his Internal Medicine internship and residency at Georgetown University Medical Center. Dr. Murphy enjoys learning from his patients and following their health issues over the years. His philosophy of care involves cura personalis, meaning that he enjoys really listening to his patients and sharing stories with them — despite the time restraints with appointment times today. He knows that communication is key. As a doctor, Dr. Murphy believes that his relationship with patients is fundamental to his delivery of care.

Dr. Murphy's 30 years of clinical experience is now evenly split between private practice (1986-2001) and academic medicine here at Georgetown. He is a proud member of The Arnold Gold Humanism Society as well as the MAGIS Society of Georgetown Master Teachers. His clinical interests include headache disorders, particularly migraine, mood disorders (depression), preventative medicine, infectious diseases, orthopedics for the primary care physician, chronic pain diagnosis and management, management of complicated lipid disorders.


William Postma, MD

Assistant Professor of Surgery, Surgical Subspecialties and Orthopaedic Surgery Clerkship Director

Dr. William Postma is an orthopedic surgeon serving the Washington, DC metropolitan area. Dr. Postma is an alumnus of the Medical University of South Carolina where he earned his medical degree. He completed his internship and residency in orthopedic surgery at MedStar Georgetown University Hospital. Dr. Postma continued his training by completing a fellowship in sports medicine at the University of Pittsburgh Medical Center.

Dr. Postma serves as the Chief of Sports Medicine at MedStar Georgetown University Hospital Department of Orthopedic Surgery. His areas of specialty include arthroscopy of the shoulder, knee, and hip with an emphasis on ACL and knee ligamentous reconstruction, rotator cuff injuries and shoulder instability, and hip arthroscopy and labral repair procedures.

Dr. Postma serves as the Team Physician for Georgetown University Athletic Department and as such treats a variety of athletes from high school to the professional level. He additionally is heavily integrated with the Medstar Georgetown Orthopaedic Surgery Residency program serving as the Co-Director or Education. Finally, he is also involved in the Georgetown University School of Medicine where he serves as the Clerkship Director of Surgical Subspecialties and the Clerkship Director of Orthopaedic Surgery.


Michelle Roett, MD, MPH

Professor of Family Medicine, Interim Chief for the Department of Family Medicine

Michelle A. Roett, MD, MPH, FAAFP, CPE is a Professor and Interim Chair for the Department of Family Medicine at Georgetown University School of Medicine.  She practices full spectrum Family Medicine at the Georgetown University-Providence Hospital Family Medicine Residency Program at Fort Lincoln Family Medicine Center including obstetrics, inpatient adult medicine and newborn care, women's health, and geriatrics, and is the former Residency Program Director. She received her medical degree from Georgetown University SOM, completed her residency training with Georgetown University-Providence Hospital Family Medicine Residency program, and her Master of Public Health degree from Johns Hopkins Bloomberg School of Public Health.

At GUSOM, Dr. Roett mentors ISP projects, co-authors with medical students and residents, teaches EBM I and II, Ambulatory Care I and II, 3rd year Family Medicine clerkship, the 4th year EBM, Medical Editing and Writing Elective, and the 4th year Acting Internship and Ambulatory rotations in Family Medicine.  Dr. Roett is board certified in Family Medicine, completed a Georgetown University faculty development fellowship in Community Health Leadership Development, and the AFMRD National Institute for Program Director Development Fellowship. She is the former Clinical Chief of Service for inpatient Family Medicine at Providence Hospital in Washington, DC, former Chair of the Providence Hospital Department of Family Medicine and Family Medicine Department Peer Review Committee. She is currently on the Board of Directors as a Past-President and Alternate Delegate for the District of Columbia Academy of Family Physicians.

Dr. Roett has been awarded Top Doctor by the Washingtonian Magazine, and has received several inpatient teaching awards from residents. She has authored several peer-reviewed journal articles and book chapters, and delivers invited lectures on faculty development, learner feedback and evaluation, career development, and teaching evidence-based medicine. Her interests include Underserved Care, Community Partnerships and Engagement, Public Health, Primary Care and Community Health pipeline programming, Evidence-Based Medicine, Health Information Technology, Faculty Development, Women’s Health, Health Literacy, Chronic Diseases, and the Patient-Centered Medical Home.


Marian Wulf-Gutierrez, MD

Associate Dean for Clinical Education

Dean Marian Wulf-Gutierrez is  the Associate Dean for Clinical Education and Professor  of Clinical Obstetrics and Gynecology at Georgetown University School of Medicine, where she has enjoyed being on the faculty since 2005. Her dedication to medical student education has been the central theme to her career whether she has been serving the underserved or being a "Doctor's Doctor".  She is committed to Georgetown's philosophy of "cura personalis" both for her patients and her medical students. In addition to numerous teaching awards, Dean Wulf-Gutierrez received the Washingtonian Best Doctor Award in 2014 and 2016.  Dean Wulf-Gutierrez is board certified in obstetrics and gynecology, which combines her curiosity for science, her desire to care for people, and her desire to empower women to take control of their lives.

A northern Virginia native, Dr. Wulf-Gutierrez earned her Bachelor of Arts in Psychology and her Doctor of Medicine from the University of Virginia. She did her residency at the University of Michigan. Dr Wulf-Gutierrez practiced and taught at the University of Texas in Houston for 18 years before returning to the area in 2001 to be closer to family.  She served as the director of the Inova Fairfax Obstetrics Clinic, which delivered nearly 3000 babies per year, and was on the faculty at The George Washington University School of Medicine and Virginia Commonwealth University School of Medicine. She was Clerkship Director of Obstetrics and Gynecology at VCU SOM for two years and at GUSOM for over eight years.

A marathon runner and triathlete in the past, Dean Gutierrez now enjoys spinning, gardening, and cooking in her free time. She has been happily married for over thirty years, has four children, and five grandchildren.


John Yosaitis, MD

Assistant Professor of Anesthesiology, Director of the Integrated Learning Center and SiTEL

Dr. Yosaitis, Assistant Professor of Anesthesiology, has over 25 years of experience as an anesthesiologist. He has leadership experience in multiple clinical, management and education roles. A former biomedical engineer from Vanderbilt University, Dr. Yosaitis started his medical career at National Institutes of Health as both a clinical anesthesiologist and researcher. At MedStar Georgetown University Hospital, Dr. Yosaitis served as a transplant anesthesiologist, an educator, and medical director of the bloodless surgery program. He currently serves as the Medical Director of the Integrated Learning Center at the Georgetown School of Medicine and Medical Director of the MedStar Simulation Training & Education Lab (SiTEL).