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Brittany Stef, LMHC

Staff Therapist
Languages
English
Conditions Treated
Talk Therapy

Education and training

  • Adelphi University Master of Arts (MA)

Get to know

Brittany Stef, LMHC

Brittany Stef is a Licensed Mental Health Counselor (LMHC) in New York and a National Certified Counselor (NCC). With extensive experience in education and various clinical settings, she has supported individuals and families of all ages in overcoming diverse mental health challenges, including depression, anxiety, mood disorders, self-esteem issues,   and significant life changes.

Brittany is passionate about therapy and employs empowerment-driven, holistic approaches. Her techniques include Cognitive Behavioral Therapy (CBT), Dialectical Behavioral Therapy (DBT), Motivational Interviewing, Solution-Focused Therapy, and Person-Centered Therapy.

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Rebecca Burns is a licensed clinical social worker with a vast range of experience working in the mental health field. Rebecca has worked directly with individuals of various backgrounds and age ranges. Rebecca attended Fordham University for her Bachelor's degree and attended Rutgers University where she received her MSW. To date, Rebecca has been practicing for 4 years as a clinical social worker in an outpatient setting. Over the years, Rebecca has worked with diverse clients seeking relief from a wide range of symptoms, including anxiety, depression, OCD, childhood/adult trauma, relationship issues, personality disorders, life transitions, stress, and navigating loss and grief. Rebecca is trained and certified in cognitive-based therapies, including CBT and TF-CBT. Practicing from a biopsychosocial lens, Rebecca integrates evidence-based treatments, including Acceptance and Commitment Therapy (ACT), Cognitive Behavioral Therapy (CBT), Dialectical Behavior Therapy (DBT), Trauma-Focused Cognitive Behavioral Therapy (TF-CBT), and Strengths-Based Approaches to individualize treatment plans for each client. It is an important aspect of treatment to identify which approaches and interventions work best for each client's unique needs. Additionally, one of Rebecca's biggest priorities is to create the space for each client to build a trusting, non-judgmental and therapeutic relationship.

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.

Thomas Sargent, MD

Staff Psychiatrist

Thomas Sargent, MD, holds a master's degree in pharmacology and a Doctor of Medicine from Tulane University School of Medicine. He completed his psychiatry residency at the Icahn School of Medicine at Mount Sinai West/Morningside in New York City. Over the past four years, he has treated a wide range of mental health conditions in various clinical settings. Dr. Sargent has extensive experience treating mood, anxiety and psychotic disorders, PTSD, OCD, personality disorders, and substance use issues. He utilizes both medication management and psychotherapy to provide comprehensive care. Dr. Sargent has received specialized training at the VA and the Center for Intensive Treatment of Personality Disorders in NYC. Passionate about holistic treatment, Dr. Sargent considers the biological, psychological, and social factors that influence mental health. He believes in addressing core issues through targeted care rather than defaulting to prescribing multiple medications. Dr. Sargent strives to create a supportive environment where patients can openly express their concerns. He believes in shared decision-making to ensure that care is evidence-based but also tailored to each patient's unique needs. Dr. Sargent takes the time to thoroughly explain diagnoses and treatment options, empowering patients to make informed decisions about their mental health. His approach emphasizes patient autonomy and aims to build trust, leading to more effective and personalized care outcomes.

Maria Abramov Mann, MD

Staff Psychiatrist

Dr. Mann is a double board-certified psychiatrist specializing in the care of adults, with additional expertise in the care of older adults. Her practice focuses on medication management for a wide range of psychiatric conditions. It incorporates various therapeutic modalities in order to optimize symptomatic improvement and enhance quality of life. Dr. Mann received her medical degree from St. George's University School of Medicine. She completed her residency training in psychiatry at Maimonides Medical Center, and fellowship training in geriatric psychiatry at Columbia University Irving Medical Center. Dr. Mann's approach is rooted in empathy. She believes in the importance of a strong therapeutic relationship in facilitating the healing process. She strives to empower patients on their journey to recovery by partnering with them in their care.

Amy Mattern, DO

Staff Psychiatrist

Dr. Mattern is board certified in Adult psychiatry. Her approach to mental health is integrative, with the utilization of complementary and alternative treatments such as yoga, lifestyle changes, and nutritional interventions in addition to traditional medication management and therapy. Dr. Mattern prefers to focus on the overall health and well-being of an individual, rather than just treating symptoms.

Dr. Mattern’s practice focuses on medication management along with elements of therapy from different modalities, such as supportive and cognitive behavioral therapy that are patient-tailored.  Dr. Mattern understands the importance of psychotherapy and may ask to bring in a therapist into your treatment team to provide the best care and outcome. Her clinical interests include depression, bipolar disorder, anxiety disorders, post-traumatic stress disorder, panic disorder, OCD, and ADHD.

After completing her undergraduate degree in Biology at Ohio Northern University, Dr. Mattern received her medical degree from Ohio University Heritage College of Osteopathic Medicine. She went on to complete her residency in psychiatry at The Ohio State University Medical Center.  She also completed yoga teacher training and presented nationally at the APA in 2019 regarding the benefits of yoga for depression.  Dr. Mattern is a member of the American Psychiatric Association, Ohio Psychiatric Physician’s Association, and Psychiatry Society of Central Ohio.

Dr. Mattern is board certified in Adult psychiatry.  Her approach to mental health is integrative, with utilization of complementary and alternative treatments such as yoga, lifestyle changes, and nutritional interventions in addition to traditional medication management and therapy. Dr. Mattern prefers to focus on the overall health and well-being of an individual, rather than just treating symptoms.  Dr. Mattern’s practice focuses on medication management along with elements of therapy.

David Wait, MD

Staff Psychiatrist

Dr. David Wait, MD is American Board of Psychiatry and Neurology certified and a fellow of the American Psychiatric Association. A skilled psychopharmacologist and psychotherapist, he has over 30 years’ experience successfully helping people overcome a diverse range of emotional, psychiatric, and addiction challenges.

David was born in Sioux Falls, South Dakota, and is a graduate of Augustana College. He obtained his MD at the USD School of Medicine. His residency was at the University of Arkansas for Medical Sciences (UAMS) in Little Rock where he was trained in both psychotherapy and biological management of psychiatric challenges.

Following residency training, Dr. Wait continued to work with UAMS and the State of Arkansas in research and program development focusing on implementing and then teaching novel strengths focused care for people with severe mental illness for the first 12 years of his career.

Later, Dr. Wait moved with his wife and three children to Coeur d'Alene, Idaho. He has since been in clinical practice and leadership roles in inpatient, outpatient, and telehealth psychiatric care settings.

Rather than focus primarily on illness or problems, Dr. Wait’s approach is to first evaluate his patients comprehensively, then utilize what’s learned from this to treat and empower them to make and then practice choices that lead to improved health and well-being, using an integrative model that recognizes that mental, physical, social, and spiritual health are one.

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Specialties
Talk Therapy
States
New York
Connecticut
Languages
English
Takes insurance
Virtual visits
years experience