OCD Psychiatrists in Massachusetts

Dr. Mary O'Malley is board certified in Adult Psychiatry and Sleep Medicine. She received her medical degree from Weill Cornell Medical School and PhD in Neurobiology from The Rockefeller University. She completed her Psychiatry residency and Sleep Medicine Fellowship training at the New York University Medical Center. In her psychiatric practice, Dr. O'Malley uses an integrative approach to health, combining evidence-based concepts in neurobiology with psychological, social and spiritual/existential worldviews to understand and treat every patient. Her primary practice is medication management. She also integrates elements of psychotherapy into her work, typically within 30-minute follow-up visits. In addition to medication and psychotherapy, she incorporates wellness tools into visits, such as mindfulness exercises and sleep management strategies. If she believes that additional psychotherapy is needed, she will recommend that you add a therapist to your care team. Dr. O'Malley has extensive experience working with people from many stages of life, with diverse world views and cultural backgrounds. She has always had an inclusive practice and welcomes people who identify as LBGTQIA+. As part of her own life path she became an Interfaith Minister and enjoys including spirituality and the supportive role it can play in healing for her patients. Her primary focus is working with adults with mood and anxiety disorders, trauma symptoms, ADHD, and problems with sleep. She enjoys working with people facing life transitions, especially older adults and women who are struggling with mental health challenges related to pregnancy and post-partum health. Prior to joining Talkiatry, Dr. O'Malley was working at Hartford Healthcare with adults in intensive outpatient programs and at Hackensack Meridian Health outpatient clinics. She was the medical director of the Consultation Liaison Service at Berkshire Medical Center in Pittsfield, Massachusetts, and an assistant professor at UMass Medical School. She has published and presented widely on topics related to Wellness in Psychiatry, Ethics and Sleep Medicine. She is an advocate for finding your voice in medical decision-making and enjoys using sound healing for relaxation and stress management.

Dr. Lundgren is a board-eligible adult psychiatrist who completed his residency at the University of Rochester. During his final year, he served as Chief Resident in both inpatient and emergency psychiatry, demonstrating leadership and clinical excellence in high-acuity settings.

Before beginning his medical journey, Dr. Lundgren earned a degree in philosophy from the University of Georgia. He went on to serve as a police officer and investigator near Atlanta, Georgia, for six years. These formative experiences gave him unique insight into the complex relationship between mental health and personal well-being, safety, and fulfillment. Motivated by this perspective, he pursued a degree in neuroscience at Columbia University, graduating with honors, before attending medical school.

Dr. Lundgren brings experience across outpatient, inpatient, and emergency psychiatric care. He emphasizes a strong therapeutic alliance, supportive psychotherapy, and evidence-based treatment. He is committed to understanding people within the context of their experiences and circumstances, recognizing how these factors may contribute to their mental health concerns and strengths.

Dr. Lundgren provides comprehensive psychiatric medication management and cares for individuals experiencing depression, anxiety, trauma-related disorders, and other mental health conditions. When beneficial, he may also recommend collaborating with a therapist to support a more holistic and effective treatment plan.

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MassachusettsHolly James Corrigan, RN, MSN, PMHNP, is a board-certified psychiatric nurse practitioner committed to helping people navigate their mental health with skill and heart. She earned her BSN from Russell Sage College in 2009, her MSN from Massachusetts General Hospital Institute for Health Professions in 2016, and completed Psychiatry Redefined’s Fellowship in Functional and Integrated Psychiatry in 2025. Holly keeps current by attending top conferences, like the International Trauma Conference in Boston, ensuring she’s always at the forefront of her field.

Holly’s philosophy is simple yet powerful: care should fit the person, not just the diagnosis. She’s passionate about tackling complex issues—suicide prevention, C-PTSD, chronic depression, ASD, OCD—and advocating for underserved communities. For Holly, it’s about delivering real, meaningful support to those who need it most.

Her career began as a registered nurse in neurology, pediatrics, and emergency care, before she found her calling in psychiatry. Since then, she’s provided medication management and supportive psychotherapy in outpatient clinics and worked in inpatient units serving adults and adolescents.

Holly believes in patient-centered care based on the individual, rather than focusing only on a diagnostic algorithm. The first appointment will include a comprehensive psychiatric evaluation and a discussion about what your goals of treatment are. Pharmacological and therapeutic recommendations are both important elements of the treatment plan. Follow up appointments will be more concise, but may include various therapeutic modalities, medication changes, and supportive psychotherapy.

Dr. Ioana Horotan-Enescu is a board-certified Psychiatrist. Before joining Talkiatry, she was an Active-Duty staff psychiatrist at Blanchfield Army Community Hospital, Fort Campbell, KY. Her military service also included roles such as Medical Director of Behavioral Health and Interim Clinic Chief for Embedded Behavioral Health Clinic. She completed her internship and residency at Walter Reed National Military Medical Center and earned her Doctor of Osteopathy Degree from the University of New England College of Osteopathic Medicine. Her clinical experience spanned from the inpatient to the outpatient setting and afforded her the opportunity to develop comprehensive skills in the treatment of PTSD, mood disorders, thought disorders, addiction and perinatal mood disorders. Her teaching experience spanned multiple institutions, where she has served as a preceptor and mentor for medical students, nurse practitioner and physician assistant students. In addition to medication management, she augments her practice by implementing mindfulness, psychodynamic and supportive therapy techniques in her everyday practice to enhance treatment and improve treatment response. Dr. Horotan-Enescu holds several certifications, including in Cognitive Behavioral Health Therapy for Suicide Prevention, Motivational Interviewing and Battlefield Acupuncture. She has delivered presentations at national and international conferences on various topics, reinforcing her commitment to advancing the field of psychiatry.

***Provider does not prescribe controlled substances*** Dr. David Eiler is a staff psychiatrist at Talkiatry. He is board certified in adult psychiatry. Before joining Talkiatry, Dr. Eiler was a staff psychiatrist at Dartmouth-Hitchcock Medical Center (DHMC), where he had an academic appointment and served as clinical director of transcranial magnetic stimulation (TMS) and intranasal esketamine services. In his practice, Dr. Eiler has focused on medication management and interventional techniques, including TMS, for the treatment of depression and other disorders. Dr. Eiler received his MD from the University of Wisconsin School of Medicine and Public Health and completed his residency at DHMC.

Patricia Grendell is a board-certified Psychiatric-Mental Health Nurse Practitioner who provides mental health care using a personalized, holistic approach. Patricia specializes in psychiatric evaluation and medication management along with psychotherapy and integrative interventions. Prior to receiving education and training in Nursing at New York University and Case Western Reserve University, Patricia earned a Master of Social Work from Boston College with a focus on health and mental health.  

Patricia specializes in working with adults experiencing a wide range of acute and chronic stressors and mental health symptoms. Patricia tailors' treatment to the goals, needs, and comfort level of each individual at her or his own pace. Patricia builds connections with patients so that they feel heard and understood, and partners with each individual to determine the most appropriate treatment strategies that maximize comfort, safety, and positive results.  

Over the past ten years as a Nurse Practitioner in outpatient and inpatient environments, Patricia has helped patients improve and overcome conditions including depression, anxiety, OCD, PTSD, ADHD, and insomnia. Using a combination of medication management, individual therapy, and psychoeducation, Patricia develops individualized treatment plans centered around patients’ priorities and safety to achieve improvements in health and quality of life.

Jill Condon is a board-certified Psychiatric Nurse Practitioner with Talkiatry. She obtained a Bachelors of Arts in Psychology from Anderson University in 2011, and went on to obtain her Masters of Science in Nursing from Vanderbilt University in 2016. She has over 8 years of experience working with clients of all ages. She has experience working in community mental health, private practice, and inpatient populations. She has experience working with a variety of mental health concerns including ADHD, anxiety, depression, OCD, and PTSD.

Jill has a passion for fostering whole person health in her clients. She has a direct and collaborative approach to care. She will work with you to discover where you are in your mental health journey and create an individual plan for moving towards healing. She helps you explore how all facets of your health are affecting your mental health.

The process starts with an in-depth initial assessment that includes looking at physical, mental, emotional, social, spiritual, and environmental wellbeing. She utilizes a variety of techniques including psychiatric medications, supportive therapy interventions, and lifestyle modifications to help you reach your goals.

Erin Snider, PMHNP, brings more than seven years of experience as an Advanced Practice Registered Nurse at Lindner Center of HOPE, a full-service psychiatric facility affiliated with the University of Cincinnati and Cincinnati Children’s Hospital. Her work has spanned the full spectrum of psychiatric care, including inpatient crisis intervention, partial hospitalization, and outpatient services. She holds a bachelor’s degree in psychology from the University of Kentucky and both a BSN and MSN from Wright State University. Erin also recently earned a Mindfulness and Yoga-Studies Certificate from the University of Cincinnati.

Erin prioritizes building a strong therapeutic relationship and values open communication to create a supportive environment for healing. She views psychiatry as a holistic practice, integrating evidence-based approaches that address mental, emotional, physical, and spiritual well-being. Patients working with Erin can expect compassion, respect, and a collaborative partnership in their care.

Erin begins each appointment with open conversation to better understand each individual’s story and experiences. She works with patients to identify their concerns, explore barriers to growth, and highlight strengths. Together, she collaborates on a treatment plan that aligns with the patient’s personal goals, ensuring care is both personalized and empowering.

Dr. Deringer is a psychiatrist with board certification in general psychiatry and addiction psychiatry. She earned her M.D. from the University of Michigan Medical School, and she completed her psychiatry residency and addiction psychiatry fellowship training at New York University. She has previously held faculty roles at New York University School of Medicine and Harvard Medical School. She has been involved in training the next generation of psychiatrists through her past work on the Program Director team for the MGH-McLean Psychiatry Residency Program. She has expertise in treating adults with mood disorders, anxiety disorders, substance use disorders, personality disorders, trauma, and ADHD.

Dr. Deringer cares deeply about understanding each patient's unique experience.  She recognizes that mental health symptoms are impacted by an individual's biological make-up, social situation, and their individual way of interacting with others in the world.  She will assess all of these factors and work with you to develop an appropriate treatment plan to help you feel better and meet your goals.  She incorporates supportive psychotherapy into all of her patient meetings; this may include discussions of the role of nutrition, exercise, and sleep habits in your overall well-being.

Dr. Deringer will begin the evaluation process with a thorough one-hour session in which we will discuss your current symptoms, your prior treatment history, your medical history, and your goals for treatment.  At the end of that session, she will begin to formulate her diagnostic impression and treatment recommendations.  Sometimes, the evaluation process may require more than one session, and it may be helpful for Dr. Deringer to gather information, with your permission, from prior treatment or to collaborate with your therapist if you have one.  Dr. Deringer will work with you on a medication treatment plan, if clinically indicated, to help you manage your symptoms and achieve your treatment goals.

Background  and credentials    

Dr. Andrew Lelin is a board-certified Psychiatrist in Adult Psychiatry. He  received his bachelor's degree from Johns Hopkins University and a master's  in Medical Humanities, Compassionate Care, and Bioethics from Stony Brook  University. Dr. Lelin earned his medical degree from Hofstra-Northwell School  of Medicine and completed his residency at Rutgers-Robert Wood Johnson School  of Medicine, where he specialized in advanced psychopharmacology with diverse  patient populations. He also has extensive training and experience in  psychotherapeutic modalities, including psychodynamic therapy,  cognitive-behavioral therapy, habit-reversal therapy, and cognitive  processing therapy. Following his training, Dr. Lelin provided inpatient  consultation and crisis intervention services in New York City.    

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Treatment approach    

Dr. Lelin employs a compassionate, humanistic approach designed to align  closely with his patients' personal goals and values. His method integrates  advanced psychopharmacology with psychotherapeutic techniques such as  psychodynamic, cognitive-behavioral, habit-reversal, and cognitive processing  therapies. He aims to carefully balance diagnosis, avoiding both  overdiagnosis and underdiagnosis, to ensure precise and tailored care. Dr.  Lelin’s approach is particularly effective in addressing conditions like  anxiety, depression, bipolar disorder, OCD, trauma-related issues, and other  psychiatric conditions.    

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What you can expect in a first visit    

During the initial visit, patients can expect a comprehensive, detailed  evaluation designed to thoroughly understand their individual experiences and  needs. Dr. Lelin prioritizes establishing a compassionate and comfortable  environment where patients can openly discuss their concerns and goals. This  initial assessment is followed by meticulous and thoughtful follow-ups,  providing clarity and direction in the treatment process.    

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Why Talkiatry?    

We’re a virtual mental health practice that makes it easy to find great  care. We combine quality and convenience to help you thrive—faster. Our  providers, like this one, are highly trained experts who speciualize in  medication management and collaborate with you on a treatment plan that fits  your needs and comfort level.

Melissa Sims, MSN, APRN, PMHNP-BC, is a board-certified psychiatric mental health nurse practitioner who is passionate about delivering high-quality, compassionate, and comprehensive mental health care. She earned her Master of Science in Nursing from the University of Alabama at Birmingham in 2022 and has since worked in both community mental health and correctional settings.

Melissa takes a collaborative approach to care, working closely with other mental health professionals, medical providers, families, and relevant support systems to ensure well-rounded treatment. She emphasizes a patient-centered, individualized approach, combining medication management with psychotherapy to meet each person’s unique needs.

Patients working with Melissa can expect a thorough evaluation, accurate diagnosis, and a personalized treatment plan tailored to their mental health goals. One of her core priorities is to empower individuals to make informed decisions about their care by providing education grounded in research, evidence-based practices, and clinical experience.

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Dr. Kristofer Joondeph-Breidbart is a board certified adult psychiatrist. He earned his undergraduate degree and Master's in Teaching from Boston University, followed by his medical degree from the University of Massachusetts Medical School. Dr. Joondeph-Breidbart completed his residency in general adult psychiatry at Cambridge Health Alliance, a Harvard teaching hospital. Currently, Dr. Joondeph-Breidbart serves as a staff psychiatrist at Harvard University Health Services, where he works with both undergraduate and graduate students. He has developed significant expertise in working with LGBTQ individuals through his involvement with the Gender and Sexuality Clinic at Cambridge Health Alliance and the LGBTQ Interdisciplinary Team at Harvard University Health Services. While he has extensive expertise in treating college-aged young adults, his practice also includes a broad range of patients, with a particular specialization in Obsessive-Compulsive Disorder (OCD). He is trained in Exposure and Response Prevention Therapy, a highly effective treatment for OCD. Dr. Joondeph-Breidbart takes a holistic approach to mental health care, integrating therapy into his sessions and collaborating with patients to develop individualized medication regimens that best meet their needs. His gentle and understanding approach helps create a supportive environment for his patients, fostering their mental and emotional well-being.

Dr. Devin Cromartie Bodrick, M.D., M.P.H., is a board-certified adult psychiatrist based in Boston, Massachusetts. Dr. Cromartie Bodrick earned her Bachelor of Science in Biology from Howard University, graduating summa cum laude and Phi Beta Kappa. She went on to receive her Doctor of Medicine and Master of Public Health from Harvard University. After completing her psychiatry residency at Boston Medical Center, Dr. Bodrick stayed on as an Attending Psychiatrist and Associate Professor, where she gained valuable experience in trauma-informed care and culturally responsive treatment, particularly for African Americans and other marginalized communities. With a patient-centered approach, Dr. Cromartie Bodrick tailors her methods to fit each client's unique needs, drawing on cognitive behavioral techniques, mindfulness practices, and spiritual insights when relevant. She is known for her warm, structured treatment style, which balances evidence-based practices with respect for each individual's background and values. Her dedication to client growth, self-empowerment, and resilience continues to define her impactful work as a psychiatrist.

Kenneth Kavanagh is board certified as both a Psychiatric/Mental Health Nurse Practitioner and an Adult Nurse Practitioner.  His career has spanned 30 years with the last 17 years devoted exclusively to psychiatry.  He integrates his knowledge of psychiatry and primary care into evidence-based medication management strategies.  He also possesses a good working knowledge of alternative treatments and integrating alternative treatments into more traditional approaches.  When needed to enhance patient care outcomes, he frequently works collaboratively with psychotherapists, primary care providers, and/or medical specialists.  

Kenneth currently focuses on managing depressive disorders, anxiety disorders, adjustment disorders, ADHD, somatic disorders, OCD, and bipolar disorders.  Kenneth has significant experience in working with diverse groups, including urban and rural populations across socioeconomic spectrums, professionals and college students on all levels, members of the LGBTQ community, individuals confronting life stage transitions, and people living with chronic medical conditions.  

Kenneth’s psychotherapeutic methods are diverse and evolve to meet collaboratively developed treatment goals.  Kenneth’s interaction style is always empathic and respectful but can range from comforting and supportive to more directive and therapeutically confrontational strategies to maximize treatment goals, often with significant doses of humor throughout the therapeutic relationship.

Dr. Jeffrey Seley is board certified in adult psychiatry. He has been in practice for over 21 years. Dr. Seley's practice focuses on medication management in conjunction with supportive therapy and psychoeducation in 20-30 minute follow-up visits. At times, Dr. Seley may recommend additional therapy and ask that you bring another therapist into your care team to provide the best outcome. Dr. Seley graduated from Cornell University with a B.A. degree in psychology. He received his medical degree from the University of South Florida and completed his residency at New York University and its affiliated hospitals, including Tisch and Lenox Hill, where he served as chief resident. He has worked for over twenty years in private practice and at a large community hospital in Pennsylvania. His extensive hospital experience kept him sharply focused on the connection between medical issues and mental health presentations. Dr. Seley brings to his patients over twenty years of experience in general adult psychiatry treating a wide variety of conditions including depression, anxiety, bipolar disorder, ADHD, addiction, and geriatric issues. His treatment philosophy stresses the importance of being responsive, compassionate, and kind. He sees his work as the enhancement of hope.

Dr. Kimberly Ford completed her psychiatry residency training at Harvard University in Boston, Massachusetts. She has enjoyed treating patients for over 25 years in a variety of settings such as inpatient, outpatient mental health clinics, emergency room, and multidisciplinary clinics. She is talented in her ability to connect, understand, and empathize with her patients.‍She has expertise in treating patients with mood disorders, anxiety, PTSD, and incorporates psychopharmacology when needed, psychodynamic and supportive psychotherapy. She wholeheartedly believes that treating her patients holistically is of high importance, with a focus on their physical, emotional, mental, and spiritual well-being.