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Psychiatry Residents

Psychiatry Residents, Faculty and Staff

Meet Our Residents

A little bit about our residents—where they're from, what they've accomplished, and their interests and aspirations...

Incoming Residents

Ganna Brych, MD

University of Connecticut School of Medicine

Alexis Dame, DO

University of New England College of Osteopathic Medicine

Arjun Mann, DO

University of New England College of Osteopathic Medicine

Paige Mastalerz, MD

UMass Chan Medical School - PURCH


Dr Daniel Drimer BatcaDaniel Drimer-Batca, DO

University of New England College of Osteopathic Medicine

Daniel completed his DO at UNECOM. He was born in Bucharest, Romania, and calls East Lansing Michigan and Portland Maine hometowns. Daniel competed his undergraduate studies at the University of Michigan in Philosophy, and an MS in Medical Science at Boston University. During this time, he also taught 4th-8th graders at the Solomon Schechter Day School in Newton MA. He has done research with Alex Sabo MD at Berkshire Medical Center on improving follow-up rates for patients with substance use disorders, and has worked as a psych tech at Spring Hill in ME. He co-founded and was President of the Medical Humanities Club at UNECOM and organized a Wellness in Medical School Art Exhibit. Daniel enjoys playing strategy board games, backpacking, winter camping, and playing guitar.

Dr Thomas OramThomas Oram, DO

University of New England College of Osteopathic Medicine

Thomas is a Massachusetts native from Marlborough and a graduate of UNECOM. He studied Biology at the College of the Holy Cross in Worcester with additional course work through the Harvard University Extension School. During his post-baccalaureate years, he was a middle school teacher in Waltham and then a medical assistant at the Brigham and Women’s Hospital. At UNECOM, he was a member of the Gold Humanism Honor Society, a student board member of the Latino Medical Student Association, and a teaching assistant in neuroanatomy. He has a strong interest in Child and Adolescent Psychiatry, and enjoys basketball, music including playing guitar, and visiting aquariums and natural history museums.

Dr Alice PengAlice Peng, MD

Robert Larner MD College of Medicine, University of Vermont

Alice is a graduate of the Robert Larner MD College of Medicine at the University of Vermont. She completed her BS in Biological Science and MS in Pharmacology at University of Vermont. Alice was an Albert Schweitzer Fellow, and has worked as research coordinator, licensed nursing assistant, respite provider for State of VT Dept of Disabilities, and mentor. She has a strong interest in Child and Adolescent Psychiatry and in improving psychiatric services for under-served patients such as those with neurodevelopmental disabilities and immigrants. She describes herself as a fragrance and skincare enthusiast, enjoys Asian dramas, is an Elite Yelper, foodie, recreational tennis player, and enjoys traveling and journaling.

Dr Brianna RowanBrianna Rowan, MD

University of Rochester School of Medicine and Dentistry

Brianna received her medical degree from the University of Rochester School of Medicine and Dentistry. She is originally from Brooklyn NY. As an undergraduate, she majored in biology with a minor in psychology at the University of Albany where she was also an EMT. She earned her MS in Mental Health Counseling from the College at Old Westbury NY and then worked for 4 years as a shelter and rehab counselor as well as a search engine evaluator before completing post baccalaureate courses at the University of Buffalo. During medical school, Brianna developed and taught a curriculum for under-represented minority students in the Science and Technology Entry Program, served as SNMA historian, was student representative to the Wellness and Resilience Committee, and worked with Deaf culture patients. She has a strong interest in the empathic treatment of substance use and dual diagnosis patients. Brianna enjoys writing poetry and traveling


Dr Andrew Baccari

Andrew Baccari, MD

University of Massachusetts Medical School

Andrew Baccari hails from Bedford MA. He received his BA in premed and religion from Holy Cross, and his MDiv from Harvard where he was a research fellow in Psycho-Social Oncology Department working on spirituality and end-of-life issues. He was a hospital chaplain at Boston Medical Center and Tufts Medical Center. He is currently a clinical and translational research scholar at UMMS working on access to MAT as an Opioid Overdose Prevention Project, and has volunteered in the UMMS free clinic, Americorps, and as a TA and mentor. Andrew enjoys sailing, dinner parties, freshly ground coffee, bread-baking, Art Museums (Impressionist Collections), Halloween decorations, and sending postcards to friends.

Dr Joseph Jabaily

Joseph Jabaily, DO

Arizona College of Osteopathic Medicine of Midwestern University

Joseph “Buck” Jabaily calls Colorado and Maryland home states. His BA is in theater arts from the University of Colorado at Boulder, where he also did his post-bacc studies. Before medical school, he was the director and founder of several theater companies. During medical school, he did student research on medical student attitudes towards doctors with disabilities (poster presentation), was a co-chair of the wellness and diversity task force, and created a children's theater event with neuro-diverse kids (AD/HD, autism). Buck is the father of two children. He enjoys travel; current events; public radio; design and building; cooking; play; theatre; puppetry; hiking; camping; and his kid's latest passions.

Dr Sanjana Kumar

Sanjana Kumar, MD

Case Western Reserve University School of Medicine

Sanjana Kumar calls Lexington MA her hometown. She completed her undergraduate education at UC Berkley in cell and molecular biology. She has been active in APA and PsychSIGN and completed student research on antipsychotic use in sub-Saharan Africa (manuscript n press). She has been a tutor for students and volunteered for the Healthcare for the Homeless in Boston. Sanjana was an active member of DocOpera which raised funds for the student run clinic at Case Western. Sanjana has enjoyed Bharatanatyam dancing since childhood, is a self-proclaimed pug expert, a film enthusiast, and a lover of karaoke, comedy, scrapbooking, and bullet journaling.

Dr Michael O'Sullivan

Michael O'Sullivan, DO

University of New England College of Osteopathic Medicine

Michael O’Sullivan is from New Jersey. Before college, Michael was an adaptive ski instructor for kids with physical and emotional disabilities. He attended Fordham University for his undergraduate studies in English. Between college and medical school, he was a research coordinator for Alzheimer's therapeutics trials. During medical school, he has been active in APA, AMA, and neuro/psych club. He has had Psychological First Aid and MAT training. In his spare time, Michael enjoys reading, creative writing, music production, playing piano, meditation, surfing, skiing, soccer, hiking.


JDr. Jennifer Brubakerennifer Brubaker, DO

Ohio University Heritage College of Osteopathic Medicine in the Rural and Urban Scholars Pathway

Jennifer grew up in Toledo Ohio, and completed her undergraduate degree in Biology at Boston College and a Master’s Degree in Biotechnology from Johns Hopkins University. While at Boston College, she founded a college support group for children of alcoholics. As an Albert Schweitzer Fellow at Ohio University, she completed a service project that encouraged social connectedness and sensory experiences in survivors of abuse in rural Appalachia and urban Chicago through painting, drawing, and sculpture.

She has published a research study on smartphone use, sleep, and burnout in med students.

In her spare time, Jennifer enjoys painting, visiting art museums, running, bicycling, and discovering new music.

Dr. Maria SarmientoMaria Sarmiento, DO

Marian University College of Osteopathic Medicine

Maria's hometowns include Bogota, Colombia and Miami, Florida. She completed her BA in Psychology at the University of Florida, followed by an MEd in Psychology and Human Development at Harvard University, and post-baccalaureate studies at the University of Pennsylvania.

Prior to medical school, she worked as a therapist for children with ADHD, autism, and learning disorders, and participated as a research assistant in published studies on the effect of light on depression, fatigue, and sleep quality in cancer survivors. In medical school, she was elected to the Gold Humanism Society, was a teaching assistant in the Meaningful Medicine Program, and held leadership roles in PsychSIGN, AMSA, and SNMA.

Maria enjoys running, yoga, and salsa dancing.

Dr. Suzanne ValchevaSuzanne Valcheva, MD

St. George’s University School of Medicine

Suzanne grew up in Upton, MA and attended Western New England University here in Springfield where she majored in Biology with minors in Spanish and Chemistry. She then completed post-baccalaureate studies in Interdepartmental Medical Sciences at Drexel University College of Medicine. During medical school, Suzanne earned best paper award from the New Jersey Psychiatric Association for a literature review on the role of alexithymia in substance use disorders.

Suzanne has worked as a tutor and lab assistant, and volunteered for the Medical Reserve Corps (providing support after the 2011 tornado in Springfield), the American Red Cross, and at a residential home for adults with MS.

She enjoys Cape Cod, crossword puzzles, running, riding ATVs, Trivia nights, and reading science fiction novels and short stories

Dr. Rebecca WetzelRebecca Wetzel, MD

St. George Hospital, University of London

Rebecca grew up in Toronto, Canada and is a citizen of both the US and Canada. She completed her BS with Honors in Life Sciences with a minor in Psychology from McMaster University in Hamilton, Ontario, and stayed at McMaster for her MSc in Neuroscience. During her Master’s studies, she worked as a research assistant developing an fMRI paradigm to study OCD and hoarding in children. She concurrently worked as a teaching assistant in Psychology.

Her volunteer work has included working with children with autism, being a counselor on a Crisis Text Line, and helping to develop a medical student-led camp at Swedish Covenant Medical Group in Chicago for low socio-economic students with an interest in medicine.

Rebecca’s hobbies include running, yoga, tennis, downhill skiing, white water canoeing and scuba diving.

PG4: Chief Residents

Dr. Alyssa KahnAlyssa Kahn, MD - Chief Resident, Health and Wellness

Warren Alpert Medical School of Brown University

Alyssa Kahn studied Human Biology as an undergraduate at Brown University, and graduated from the Warren Alpert Medical School of Brown University.  She participated in a number of research projects included using TMS for treatment resistant depression and the effect of early childhood loss and trauma on well-being.  She enjoys cooking, travelling, reading science fiction and fantasy, and spending time with her cat Atlas.

Dr. Pooja SarkarPooja Sarkar, DO - Chief Resident, Outpatient Services

Touro College of Osteopathic Medicine

Pooja Sarkar grew up in Texas, but has family in Massachusetts.  She completed her Bachelor of Science in Biology from Cornell University, and graduated from Touro College of Osteopathic Medicine in Middletown, New York.  She has done student research and elective rotations in addictions and worked as an advocate for survivors of rape.  Pooja enjoys cake baking, animal rescue work, and taking ghost tours.

Dr. Andrew VetterAndrew Vetter, DO -  Chief Resident, Inpatient Services

University of New England College of Osteopathic Medicine

Andrew Vetter grew up in Maine where he attended the University of Maine studying Biology.  He has completed his DO at University of New England College of Osteopathic Medicine.  Andrew has done student research in addictions and participated in SBIRT training.  He has served as chair of the Health Equity Alliance, the LGBT interest group at UNECOM.  Andrew enjoys singing, playing Dungeons and Dragons, and jogging.