Meet The Team

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  Dr. Brian Boyle | Brookline, MA

  Chief Psychiatric Officer

  Brian is the chief Psychiatrist at Stella, the clinical lead at our Boston location and an attending psychiatrist in the Neurotherapeutics Department at McLean Hospital, where he treats patients with severe mental…

  Brian is the chief Psychiatrist at Stella, the clinical lead at our Boston location and an attending psychiatrist in the Neurotherapeutics Department at McLean Hospital, where he treats patients with severe mental illness using modalities such as ketamine. He completed his adult psychiatry residency training at MGH and McLean Hospitals, serving as Chief Resident of Psychotherapy and the Program in Psychodynamics. 

  Brian completed a fellowship at the Boston Psychoanalytic Society and Institute (BPSI) and trained in the Mentalization Based Treatment (MBT) clinic at McLean Hospital. Brian is currently the Affiliate Psychiatrist at Two Brattle Center, a multidisciplinary consultation team that treats patients with personality disorders using evidence-based approaches such as dialectical behavioral therapy (DBT). Additionally, he practices family therapy in consultation to the Gunderson program at McLean Hospital.

  A former finalist in the Harvard Innovation Lab's Dean's Health and Life Sciences Challenge, Brian has a strong interest in working with entrepreneurs and has served as Executive Coach in Residence at Techstars Boston, a premier startup incubator. Having studied systems psychodynamics at BPSI and led interpersonal groups for years, he employs a team-based approach to help founders succeed through insight into group process. 

  Brian graduated from Yale College with an honors degree in philosophy and earned his MD from Harvard Medical School. 

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  Bree-Anna Nicoletti | Brookline, MA

  APRN, PMHNP-BC

  Bree is a board-certified Nurse Practitioner in psychiatry and mental health (PMHNP-BC). She has clinical experience working with individuals across the lifespan, in both a psychiatric and dual-diagnosis setting. Bree's…

  Bree is a board-certified Nurse Practitioner in psychiatry and mental health (PMHNP-BC). She has clinical experience working with individuals across the lifespan, in both a psychiatric and dual-diagnosis setting. Bree's psychiatric experience is centered around providing treatment for a wide range of mental health conditions including but limited to PTSD, depression, anxiety, bipolar disorder, ADHD, and psychotic disorders. Her approach to treatment is patient-centered, providing a collaborative, inclusive, and therapeutic environment. 

  Bree has completed her Master's in Clinical Psychology at the University of Massachusetts, Bachelor's of Science in Nursing and Master's of Science in Nursing at the Massachusetts General Hospital Institute of Health Professions. Prior to working as a Nurse Practitioner, Bree worked as a psychiatric registered nurse at McLean Hospital within the psychotic disorder division and crisis stabilization team. 

  Bree is recognized as the  2024 George and Regina Herzlinger Prize in Memory of Rebecca Colvin reward recipient for extensive work on her graduate scholarly research project -   Initial Evidence of Feasibility and Impact of a New Mindfulness-Based Intervention for Individuals Recovering from Mild Traumatic Brain Injury: Results from a Mixed Methods Formative Evaluation.

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  Jen Gregory | Telehealth

  PMH-NP

  Jen is a board-certified psychiatric mental health nurse practitioner with experience in acute inpatient, IOP/PHP, chemical dependency/recovery, and private practice/med management with a special interest in…

  Jen is a board-certified psychiatric mental health nurse practitioner with experience in acute inpatient, IOP/PHP, chemical dependency/recovery, and private practice/med management with a special interest in dual-diagnosis and trauma. Jen is passionate about ensuring that mental health be integrated into each person's individualized, holistic care.

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  Julia DeGrooth

  BSN, MSN, PMHNP-BC

  Julia DeGrooth is a board-certified Psychiatric Mental Health Nurse Practitioner with a comprehensive background in clinical nursing and mental health care. She earned both her Bachelor of Science in Nursing and Master…

  Julia DeGrooth is a board-certified Psychiatric Mental Health Nurse Practitioner with a comprehensive background in clinical nursing and mental health care. She earned both her Bachelor of Science in Nursing and Master of Science in Nursing from the MGH Institute of Health Professions, where she developed a strong foundation in evidence-based psychiatric care. Her clinical experience spans a variety of settings, including inpatient psychiatry at McLean Hospital, community health centers, in-home nursing, and pediatric and family care services. She has provided care to individuals across the lifespan, with expertise in treating mood disorders, anxiety, trauma-related conditions, substance use disorders, and complex psychiatric presentations. With a strong foundation in Psychology and Neuroscience, Julia DeGrooth values a comprehensive approach to mental health that goes beyond medication. She integrates a variety of therapeutic modalities tailored to each individual's needs in hopes to empower patients with tools that support long-term emotional well-being and resilience. At Stella Mental Health, Julia DeGrooth is committed to providing compassionate, collaborative, and personalized mental health care.

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  Annie King

  RN

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  Aleksa Cieri

  TMS Tech

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  Alejandrina Vargas

  Clinic Manager

  Alejandrina has been working in healthcare since 2016 ranging from multiple roles such as a Call Center representative to most recently Practice Coordinator at Brigham and Women's Hospital. She has a Bachelors in…

  Alejandrina has been working in healthcare since 2016 ranging from multiple roles such as a Call Center representative to most recently Practice Coordinator at Brigham and Women's Hospital. She has a Bachelors in Criminal Justice and is looking to go back to school 2026.
  Outside of work, Alejandrina loves to refurbish old furniture, hang out with her loved ones and be bossed around by her pets Osiris and Bartolome.
  She is looking forward to building relationships with the patients and striving that their Stella experiences are transformative!

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