Ilisse Perlmutter, MD

More Clinicians

Maria Conklin, a licensed professional counselor, graduated with a master's degree in counseling from Seton Hall University in 2006. With 15 years of experience in community mental health, Maria now specializes in Telehealth, offering compassionate care for anxiety, depression, bipolar disorder, and grief. Drawing from her background as a registered nurse, she addresses both mental and physical issues, integrating CBT and DBT into her supportive psychotherapy practice. Maria is also NCC certified, ensuring quality care for her clients.

Zelimir Vukasin, MD

Staff Psychiatrist

Dr. Zelimir Vukasin is an adult psychiatrist. He completed his psychiatric residency training at Beth Israel Medical Center in New York. He also completed an internal medicine residency at New York Hospital, Medical Center of Queens. Dr. Vukasin received his medical degree from the University of Zagreb medical school in Croatia. He has practiced in various settings over his career, including inpatient psychiatry, long-term care, private practice, and non-profit outpatient psychiatric programs. He has more than 32 years of experience providing patients with compassionate psychiatric care through medication management. He has received numerous awards and honors throughout the tri-state area, including the Top Doctor Award in 2018. In addition, Dr. Vukasin has held academic appointments and has published research findings on antipsychotic medications .Dr. Vukasin enjoys treating patients with complex psychiatric conditions.

Jane Eisen, MD

Staff Psychiatrist

Dr. Jane Eisen comes to Talkiatry from her previous position at McLean Hospital, in Boston, where she was Clinical Director of the Depression and Anxiety Division, overseeing the integration of clinical work, faculty development, and research in the division. Clinically, she has experience working with people with significant mood and anxiety difficulties. Dr. Eisen's practice focuses on using an integrated approach to the understanding and treatment of individuals' psychosocial stresses and psychiatric symptoms. Her sessions are usually 30 minutes. She frequently suggests including a family member or friend in at least one session to get a comprehensive sense of each person's strengths and challenges. She received her medical degree from NYU and completed her psychiatric residency at Mt. Sinai Hospital. She spent a number of years in the Brown system, as Training Director for the Brown Psychiatry Residency and as Vice-Chair of the Brown Department of Psychiatry. For several years, she served as Chair of the Department of Psychiatry at Mt. Sinai West/St. Lukes' prior to her position at McLean, as Clinical Director of the McLean Hospital Depression and Anxiety Division. She has worked primarily with outpatients with the exception of a recent period of residential work at the Pavilion at McLean Hospital. Dr. Eisen is a general psychiatrist with a focus on anxiety disorders, OCD, and mood disorders. She is interested in the impact of trauma and personality and has extensive experience working with young adults.

Felicitas Koster, DO

Staff Psychiatrist

Dr. Koster is board certified in psychiatry and forensic psychiatry. After completing her medical education, residency, and fellowship, she started working on a Forensic Assertive Community Treatment (FACT) team, followed by working at a community hospital. She then transitioned to a clinic serving patients who were determined severely mentally ill (SMI). Dr. Koster has been involved with teaching residents and working within an academic institution. Dr. Koster is a Fellow of the American Psychiatric Association, a member of the American Academy of Psychiatry and the Law and the American Osteopathic Association. Dr. Koster enjoys working with people of diverse backgrounds and experiences. She uses a culturally sensitive and holistic approach in the evaluation and treatment of brain health conditions. She believes in a team approach and her patients' active participation in treatment planning. She incorporates a variety of modalities in her treatment that can include medications, personal medicine, psychotherapy, mindfulness, and lifestyle changes. Dr. Koster specializes in psychopharmacology and believes in using medications when indicated at the lowest effective dose to minimize the risk of side effects. She is experienced in treating depression, bipolar disorder, anxiety disorders, OCD, PTSD and schizophrenia. If Dr. Koster believes you would benefit from additional therapy, she will collaborate with your therapist to achieve the best outcome.

Tara Merchant, LMHC

Staff Therapist

Tara Merchant is a person-centered, nonjudgmental, relationship-based LMHC (licensed mental health counselor) who recognizes the intrinsic value of all people and holds positive regard for all her clients. Tara views counseling as a collaborative effort that provides psychoeducation and coping skills for the obstacles with which clients may be struggling, and clients provide insights as experts on themselves. She believes that all thoughts, feelings, and behaviors are interconnected and have valid underlying factors. Tara seeks to help clients connect the dots, from both past and present, to have a greater understanding of themselves and their environments. She also fosters a safe space for clients to identify and embrace their feelings toward emotional catharsis. Tara received her Bachelor's Degree from Purchase College, State University of NY, and her Master's Degree in Mental Health Counseling from Long Island University. She has an eclectic style that utilizes Cognitive Behavior Therapy, Dialectical Behavior Therapy, and psychodynamic modality. Tara aims to uphold cultural humility for ongoing learning and awareness that supports racial and social equity. She is experienced in working with relationship issues, anxiety, depression, and child development. Tara is a big proponent of self-care and encourages you to find whatever it is that fills your cup. She, for example, loves to watch TV and sing in her spare time.

Rajesh Gaddam, MD

Staff Psychiatrist

Dr. Rajesh Gaddam is a Board Certified Psychiatrist who provides compassionate and empathic care. Prior to his formal training, he worked in clinical psychiatric research at Northwell, gaining experience in evidence-based medicine. He completed his adult psychiatry residency at Bergen New Bridge Medical Center, followed by Child & Adolescent Psychiatry Fellowship at The University of Chicago, where he served as Chief Fellow. Dr. Gaddam treats children, adolescents, and adults for a range of conditions including anxiety, depression, bipolar disorder, trauma, OCD, ADHD, and substance use disorders. Dr. Gaddam emphasizes a collaborative and comprehensive approach to understand a person's life, their circumstances, and what has contributed to their symptoms. He recommends including a family member or close friend in at least one session to get a sense of challenges from a different perspective. Besides using elements of supportive and psychodynamic psychotherapy, Dr. Gaddam will refer and work with your psychotherapist to foster self-reflection and growth. He also greatly values a holistic approach to treatment, emphasizing the importance of nutrition, physical activity, sleep hygiene, mindfulness, and a support system to well-being. He wishes to provide a safe space to promote healing and wellness, so individuals can prosper in their lives.

Austin Lin, MD

Staff Psychiatrist

Dr. Austin Lin is a double board-certified adult and addiction psychiatrist who has been in practice for over 9 years. At the center of Dr. Lin's clinical approach is a strong emphasis on establishing trust and using a collaborative approach to help patients develop an individualized and cohesive plan so that they are able to achieve their goals. Dr. Lin's practice focuses on medication management. Typically, he offers this in conjunction with supportive therapy, motivational interviewing, and/or cognitive behavioral therapy in 30-minute follow-up visits. Occasionally, Dr. Lin may recommend that additional therapy is needed and ask that you bring a therapist into your care team in order to provide the best outcome. Dr. Lin received his medical degree from St. George's University School of Medicine. He went on to complete his residency in psychiatry at Harvard South Shore, an affiliate of Harvard Medical School, where he served as Chief Resident and earned his 360° Professionalism award. He then had additional training in Addiction Psychiatry through his fellowship at the University of Texas Southwestern Medical Center. After completing training, Dr. Lin has worked as an Addiction Psychiatrist and Director of Adult Services in the Trauma and Resilience Center (TRC) at the University of Texas Health Science Center at Houston (UTHealth). He specialized in treating patients with a history of depression, anxiety, trauma, and substance use disorders. Dr. Lin has held an academic appointment at UTHealth, and he has spent his professional career supervising and teaching medical students and psychiatry residents.

Giulia Ferrero, LCSW

Staff Licensed Master Social Worker

Giulia Ferrero earned her Bachelor of Arts and Sciences in Sociology, Ethnic Studies, and Women & Gender Studies at the University of Colorado in Boulder, and received her Master of Social Work from Columbia University with an emphasis in children, youth, and families. Giulia is licensed by the State of Texas as a master social worker (LMSW), and is dedicated to helping people who struggle with mental health concerns. She believes that change happens when people are given the support they need to draw on their own strengths and realize their potential to live fulfilling, happy lives. Giulia advocates a holistic approach when working with her clients and incorporates various treatment styles including, but not limited to, cognitive-behavioral, family systems, solution-focused, and psychodynamic. During her graduate program, Giulia worked extensively with children, utilizing play therapy techniques alongside a trauma-focused treatment approach. She specializes in individual therapy with an emphasis on issues such as PTSD, autism, stress, anxiety and depression, grief and loss, women's issues, family/relationship issues, life transitions, and personal growth. Giulia especially enjoys working with young adults and is committed to working with each person in a confidential, effective manner to help the individual accomplish his/her/their goals.

Kimberly Williams, LPC

Staff Licensed Clinical Mental Health Counselor

Dr. Kimberly Williams is a Licensed Clinical Mental Health Counselor, with more than 17 years of experience in the mental health field. She holds a master's degree in mental health counseling and a doctoral degree in mental health supervision and education. Her professional experience includes working with populations of diverse demographics, varying circumstances, an array of mental health conditions and challenges, and many other unique living experiences of individuals, families, and couples. Dr. Williams has worked extensively with many presenting issues including diagnoses related to mood disorders, bipolar disorders, anxiety disorders, psychoses, spectrum disorders, trauma and other challenging life changes. In order to provide culturally informed care and meet clients where they are, Dr. Williams has worked with people in many environments, including but not limited to personal homes or shelters, community settings, medical facilities, outpatient settings, and inpatient settings. Dr. Williams embraces humanistic and psychodynamic approaches to help clients acclimate to the counseling space and find the courage to explore, integrate and nurture one's true self throughout the counseling process. Additionally, Dr. Williams utilizes elements of Cognitive and Behavioral Therapies, Solution Focused Brief Therapy, and Systemic and Multicultural Therapies, to help clients further their growth and achieve success toward therapeutic goals.

Kerry O'Leary, MD

Staff Psychiatrist

Dr. Kerry O'Leary is a board-certified adult psychiatrist who joined Talkiatry after she completed her psychiatry residency. Dr. O'Leary provides patient-centered care and understands the importance of actively involving patients in their treatment journey. She believes that every patient deserves personalized care tailored to their unique needs and circumstances. She utilizes evidence-based treatments combined with a comprehensive approach to address not only the symptoms but also the underlying factors contributing to her patients' distress. Although her practice focuses on medication management, she also provides supportive therapy and may recommend more intensive therapy when indicated. Dr. O'Leary approaches each patient with empathy and understanding, fostering a supportive and nonjudgmental environment. Dr. O'Leary completed her undergraduate training at The University of Texas at Austin and pursued her medical degree at The University of Texas Medical Branch in Galveston. She also graduated with a Master's in Public Health from Columbia University in New York. She went on to complete her general adult psychiatry training at Baylor College of Medicine in Houston. Dr. O'Leary focuses on treating the adult population from ages 18+. She utilizes both pharmacological and psychotherapeutic treatment interventions and has experience in treating a variety of diagnoses including depression, anxiety, bipolar disorder, insomnia, PTSD, OCD, and psychotic disorders.

Peter Truong, MD

Staff Psychiatrist

*THIS PROVIDER CANNOT PRESCRIBE CONTROLLED SUBSTANCES FOR NH PATIENTS* Dr. Peter Truong is a board-certified psychiatrist trained in Adult Psychiatry. He received his medical degree from FIU Herbert Wertheim College of Medicine in Miami, Florida, and completed his residency training at Cambridge Health Alliance – Harvard Medical School.

Dr. Truong treats each patient with a holistic, evidence-based approach that incorporates psychopharmacological and psychotherapeutic best practices. His priority is to build a safe and trusting working relationship with each patient, keeping in mind their unique biological, psychological, social, and spiritual contexts.

Dr. Truong has extensive experience treating depression, anxiety, ADHD, and trauma-related disorders. He incorporates therapy modalities such as supportive, psychodynamic, CBT, and EFT. Other professional interests include LGBTQIA and college mental health, mindfulness, and interventional psychiatry. He has worked with individuals with diverse backgrounds from all walks of life.

Dennis Valerstain, MD

Staff Psychiatrist

Dr. Dennis Valerstain is a board-certified Adult and Child and Adolescent Psychiatrist. After completing his undergraduate education at Emory University, he attended medical school at the Northwestern University Feinberg School of Medicine. He subsequently completed psychiatry residency at University of Miami/Jackson Health System and further sub-specialized at University of Miami/Jackson Health System with a fellowship in Child and Adolescent Psychiatry. Dr. Valerstain has had the opportunity of working with a diverse array of patients including children, adolescents, the severely mentally ill, veterans, and cancer patients across three distinct hospital systems. Dr. Valerstain has had varied clinical experiences in specialty inpatient psychiatry units, emergency psychiatry, consultation liaison psychiatry, psycho-oncology, and outpatient clinics via telemedicine and face to face interactions. Dr. Valerstain has experience working with patients of all ages, particularly those with depression, anxiety, bipolar disorder, ADHD, Tic disorders, substance use disorders, and more. Dr. Valerstain's practice focuses on medication management and also employs empathic listening, supportive psychotherapy techniques, and a comprehensive and methodological approach to his visits. Given his broad and diverse training experiences, he enjoys problem solving and working collaboratively with patients (and their families) to navigate their complex issues and jointly focusing on simple solutions to work towards improving their mental health.

Ilisse Perlmutter, MD

Education and training

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