Depression

Jennifer Nierstheimer (She/Her/Hers), PsyD, a licensed clinical psychologist at Endeavor Health, provides individual and couples therapy for young adults and adults. She has specialized experience in sexual health, women’s midlife transition support, including perimenopause and menopause, and LGBTQ+ affirming care. She provides gender affirming readiness letters for medical interventions for transgender, nonbinary and gender fluid clients. She also treats anxiety, depression and difficult life transitions. She creates a safe, affirming space where patients feel empowered to share their stories and take steps toward wellbeing.

Natalie P. Schmitt, PhD, a specialist in psychology at Endeavor Health, provides cognitive behavioral therapy and biofeedback for patients facing chronic illness, pain and cancer-related stress. She conducts psychological evaluations to support individuals preparing for surgery or managing long-term conditions.

Eun Sun Paik, MD, a child and adolescent psychiatry physician at Endeavor Health, provides mental health care for children, adolescents and their families. She evaluates, diagnoses and treats a range of emotional, behavioral and developmental disorders, using evidence-based therapies and medication management when appropriate. Dr. Paik collaborates with patients, families and multidisciplinary teams to create individualized treatment plans that support emotional wellbeing and promote healthy development.

Jonathan Chernaik, MD, a child and adolescent psychiatrist at Endeavor Health, provides mental health care across outpatient, day program and school-based settings. He supports patients through medication management and personalized treatment that centers on each individual’s goals. Dr. Chernaik is involved in clinical education and works to reduce stigma by making care more accessible and community integrated.

Leslie F. Herman, MD, a psychiatrist at Endeavor Health, provides specialized care for individuals experiencing mental health concerns. She has clinical expertise in addressing perinatal mental health issues and works with patients during pregnancy and postpartum to manage conditions such as anxiety and depression. Dr. Herman tailors care plans to support emotional wellbeing at every stage of life.

Rena Goodfriend-Leve, MD, a psychiatrist at Endeavor Health, specializes in child, adolescent and young adult mental health. She treats a range of conditions including ADHD, autism, eating disorders, depression, anxiety and trauma-related disorders. Dr. Goodfriend-Leve uses a holistic, developmentally informed approach to support patients through transitions in life and care. She also addresses perinatal and women’s mental health concerns with a focus on long-term wellbeing.

Rafael Rivera, LCSW, a psychotherapist at Endeavor Health, provides strength-based, solution-focused therapy to individuals, couples and families. Drawing from years of experience in both community-based and clinical settings, he works closely with patients to build trust, identify personal strengths and support long-term growth. Rafael specializes in helping people navigate challenges such as anxiety, trauma and self-esteem, creating a supportive space where healing can begin.

Helene S. Moses, LCSW, a specialist in individual & relational psychotherapy at Endeavor Health, supports patients navigating anxiety, depression, grief and life stage adjustments. Her clinical interests include women’s mental health, workplace issues and young adult care. Helene speaks English and Hebrew and works with individuals, couples and families across a range of behavioral health needs.

Alona Ramati, PhD, a psychologist at Endeavor Health, provides comprehensive neuropsychological evaluations for adults and older adults with neurological, medical, psychiatric and academic concerns. She assists with diagnostic clarity, treatment planning and recommendations for work or academic accommodations. In addition to her clinical work, Alona educates and supports patients and their families about the implications of diagnoses and available resources. She also conducts research on cognitive functioning using neuroimaging techniques.