Provider Directory

I am a licensed clinical psychologist. I specialize in the treatment of mood and anxiety disorders. My areas of expertise include emotional and behavioral dysregulation, depression, anxiety, OCD, relationship problems, and parenting struggles.

Jeffrey Harper, LCSW, ACSW, is a Harvard-educated psychotherapist and the former Assistant Director of a university mental health clinic in Manhattan with over 35 years’ experience treating a broad range of life challenges – anxiety, depression, transition from adolescence to adulthood, transition to retirement, marital and family conflict, career challenges, sexual identity issues, divorce and remarriage, and others. He has also worked with clients of family law firms, treating, counseling and assessing persons engaged in divorce and child custody matters before Family Courts.

I am trained in multiple modalities and work primarily from a psychodynamic approach, with curiosity about how early experiences and beliefs show up in our daily lives. I work together with clients to understand these insights in ways that can lead to meaningful change in your life and relationships. I welcome queer individuals and those navigating nontraditional relationship or family structures, drawing from both lived and clinical experience in these communities.

I am a clinical psychologist who offers individual adult psychotherapy, couples therapy, parenting support, and collaborative parent-child therapy. I work with many individuals adapting to and coping with with difficult transitions. This focus includes postpartum depression, the more general set of stresses associated with becoming a new parent, coping with a loved ones illness or challenges, and working through stage-of-life change.

I am a supportive, interactive therapist and enjoy working collaboratively. When working with parents, I focus on helping them come up with active interventions that can address their child’s difficulties and needs.

In addition to providing individual, couples, and parent-child therapy, I specialize in conducting comprehensive neuropsychological/ psychoeducational evaluations for children and young adults. When conducting evaluations I work hard to put children at ease and focus on understanding their strengths as well as their areas of vulnerability. I place emphasis on writing reports and giving feedback to parents in a manner that is accessible and understandable.

I am a trauma-informed therapist certified in CPT for PTSD and in DBT for private practitioners. While I tend to utilize a DBT-informed approach most frequently I am also influenced by Somatic Experiencing Therapy and mindfulness more generally. I am licensed in NY and MD and currently do not have a waiting list. I used to run a comprehensive, team-based medicaid funded mental health program for those with serious mental illness so I am experienced with voice hearers, vision seers, and those with delusions.

Ash Martin, LCSW is a graduate of Hunter College’s Silberman School of Social Work. She graduated from the National Institute for the Psychotherapies three-year Trauma Treatment Program where she was also certified in EMDR.

Risha London Nathan, LCSW, CHHC is a licensed therapist and holistic health coach specializing in anxiety, depression, trauma, and relational health. She supports people navigating life transitions and the mind-body connection through an attachment-informed, whole-person approach. Risha sees clients virtually across New York, New Jersey, California, and Connecticut through her private practice, Well With Risha. She integrates evidence-based therapy with nervous system regulation and gut-mind wellness to help people heal from the inside out.

I am a psychodynamic psychotherapist specializing in trauma, anxiety, depression, and bereavement. I also practice Eye Movement Desensitization and Reprocessing (EMDR) to help clients process through traumatic memories and experience symptom relief. I worked for 14 years with first responders and 9/11 family members at the FDNY, and have worked extensively with veterans and people impacted by domestic violence and sexual assault.

My career in mental health as a licensed psychologist spans more than 25 years and includes various professional roles which include running my private practice, working as a university professor, and at different points, as a clinician, clinical supervisor or director in various NYC hospitals, schools, and community clinics. My professional background of direct service, scholarly work, and teaching at the graduate and doctoral level has given me a well-rounded perspective when working alongside my patients. I feel fortunate that due to my training I can provide the most effective, cutting edge, and evidence-based techniques to my patients. I work hard to empower individuals to effectively reach their goals and gain insight into what is most concerning them. On a personal level, I am multilingual and multicultural, and I often work with clients who are navigating the intersections of their various identities related to their family of origin, culture, and religion, as well as their race, gender and sexual identity. My style is warm, down-to-earth, direct and interactive. I work with children, adolescents, and adults of all ages, either in person or through virtual sessions. I work with couples as well as individuals.

Dr. Mavrides is a NY licensed psychologist who specializes in pregnancy, postpartum, parenting, and all things perinatal, as well as trauma. In addition to her private practice, she also conducts research and mentors clinical psychology doctoral students at LIU-Post.

Rebecca Halperin, LCSW, is an experienced psychotherapist specialized in integrating psychodynamic psychotherapy with Somatic Experiencing and other body based approaches to treatment. Rebecca works primarily with individuals who have experienced trauma - historically/developmentally or recently - as well as individuals facing other stressors and symptoms. Rebecca has fifteen years in the mental health field working with all ages from preschool to geriatric; currently she primarily treats adolescents and adults.

I specialize in working with women experiencing anxiety, depression, relationship issues, difficult life transitions, infertility, grief and loss. I have extensive experience working with caregivers of family members with dementia/Alzheimer's disease. My approach is empathic, interactive and supportive. I have advanced training in psychoanalytic psychotherapy. I also integrate other treatment modalities to meet the therapeutic needs of each person. I work both long and short term, and foster a therapeutic environment of safety, honesty and integrity that facilitates positive change.

I am a New York State Licensed Psychologist and Certified School Psychologist. I have a private practice located on the Upper East Side, NYC. I work with children and families ages 3 through 12 at my office location with a playroom. I also provide in school support for children who may benefit from work in the naturalistic setting. My expertise is in socialization skills, behavior management, anxiety, and emotional regulation. I use cognitive behavioral strategies and have a strong behavioral background.

I utilize skills from EMDR, somatic psychotherapy, ACT and relational theories to help my clients gain insight and make genuine change for their lives. I utilize boundary setting techniques to create safe spaces for self exploration and healing. I am respectful of LGBTQ and BIPOC needs.