Provider Directory

Rene Zweig

Psychologist, Ph.D.

Dr. Zweig is a NY- and CT-licensed clinical psychologist, a Certified Cognitive Therapist, and a Certified Eating Disorders Specialist & Supervisor in private practice in Union Square. For 20 years, she has specialized in evidence-based treatments for depression, anxiety, eating disorders, body image, perfectionism, and life transitions.

Christina E. Kowalski

Clinical Social Work/Therapist, LCSW, LMSW

Christina E. Kowalski, LCSW, is a Licensed Clinical Social Worker providing virtual therapy across New York State. She specializes in supporting those navigating life transitions, trauma, anxiety, depression, and PTSD. Integrating Attachment-Focused EMDR, Cognitive Behavioral Therapy, and Dialectical Behavioral Therapy, she helps clients strengthen resilience, heal attachment wounds, and foster lasting emotional wellbeing.

Mia Wiston

Psychologist, Psy.D.

Dr. Mia Wiston is a NYS Licensed Clinical Psychologist. Dr. Wiston's particular interests include supporting individuals as they navigate life transitions and relationship difficulties, boundary setting, pelvic pain and women's health concerns, LGBTQ+ concerns, and mood and anxiety symptoms.

Meredith Grossman

Psychologist, PhD

I specialize in the treatment of anxiety and mood disorders, using evidence-based practices. During my extensive experience treating children, adolescents, and adults using a cognitive-behavioral approach, I have worked with patients struggling with anxiety disorders (such as social phobia, selective mutism, OCD, panic disorder, specific phobias, and generalized anxiety disorder) and mood disorders (such as depression and bipolar disorder). Prior to opening my practice, I was a full-time faculty member at Weill Cornell Medical College. It is my goal to provide treatment that is supported by the most current research in the field of psychology.

Tiffany C. Miller

Psychologist, Ph.D.

Dr. Miller is a psychodynamically oriented psychologist with nearly 20 years of experience working with adults coping with depression, self-esteem issues, difficult life transitions and loss.

Monica Polanco

Clinical Social Work/Therapist, LCSW

I am a bilingual, bicultural certified grief educator. I support high-impact women who are mourning the death of a loved one so that they can process their grief and start living again. My goal is to help you remember the love more than the pain. I offer online therapy in NYC and across New York.

Sally Homburger

Psychologist

Dr. Sally Homburger is a licensed clinical psychologist in the state of NY who works from a relational psychodynamic perspective. She specializes in helping adults with various issues, such as anxiety, depression, identity development & life transitions.

Monica Cepin

Clinical Social Work/Therapist, LCSW, BCD

I am a clinical social worker with over 15 years of experience working directly with individuals. I provide individual therapy for adults. My goal in working with patients is to help them identify behaviors or thinking patterns that may be keeping them from reaching their full potential in all aspects of their lives. I work primarily from a psychodynamically informed perspective.

I Wang

Psychologist, Ph.D.

I Wang, Ph.D. is a licensed clinical psychologist in New York State. She provides psychotherapy and psychoanalysis for individuals and couples in English or Mandarin. She is an Adjunct Clinical Supervisor in the Clinical Psychology PhD Program at The City College of New York and a post-degree candidate of Psychotherapy and Psychoanalysis at NYU. Dr. Wang’s specialties include working with anxiety, depression, trauma, life transitions, perfectionism, cultural and identity issues, and relationship and family conflicts. Her style is genuine, empathic, and interactive. She is sensitive to cultural histories that may include trauma and is attuned to racialized interactions and microaggressions.

In couples work, Dr. Wang assists couples in improving communication, helping each person to listen in a way that can lead towards conflict resolution and repair of the relationship. Attending to relationship dynamics and client’s family histories, Dr. Wang guides couples to address each partner’s attachment needs and facilitate true emotional engagement.

Crystal Kim

Psychiatric Nurse Practitioner, NP

I am a Columbia-trained psychiatric nurse practitioner specializing in general psychiatry and women's mental health concerns. I have a warm, empathic, personable style and use my training in psychopharmacology with CBT, dynamic therapy and supportive therapy to approach my patient's mental health concerns. Before starting my practice, I had spent the past 4 years in Columbia Psychiatry's faculty practice and was trained in the Women's Program at Columbia University Medical Center. Prior to this, I practiced as a psychiatric nurse practitioner in several psychiatric emergency rooms in NYC.

Marielle Tawil

Master Social Worker, LMSW

My nature as a therapist is authentic and open. I like to build an honest, vulnerable and trusting dynamic with you, where we collaborate on exploring and maintaining a curiosity about your life experiences that inform who and how you are (in the way that you think, feel and behave). I specialize in working with folks who struggle with Anxiety, OCD, and relational issues. I have extensive experience working with the LGBTQ+ community and I foster a safe and inclusive space for all of my clients. I'm licensed to practice in New York, New Jersey and Florida, am currently seeing clients in person in New York and virtually.

Constance Mennella

Psychiatrist, DO

I am a board certified adult and child psychiatrist specializing in the treatment of anxiety, mood, attentional and behavioral disorders. I provide initial diagnostic psychiatric evaluation and medication management when indicated.

I take a family-based integrated care approach, working collaboratively with families to identify the individual’s strengths. Additionally, I have clinical and research expertise in anxiety disorders. I have published in the the Journal of American Academy of Dermatology and the Journal of Child and Adolescent Psychopharmacology. I served as Chief Resident at the Brown University Child and Adolescent Psychiatry Fellowship Program.

Michelle Gelband

Master Social Worker, LMSW, MPH

I specialize in sexual health, chronic pain, maternal mental health, and couples therapy. My clinical experience includes working in high-volume OB/GYN settings at Mount Sinai Hospital and NewYork-Presbyterian Hospital, where I supported patients navigating complex reproductive, mental health, and psychosocial challenges. I’m passionate about creating a warm, supportive space where clients can openly explore topics that are often stigmatized or difficult to discuss, including pain during sex, desire, body image, perinatal mental health, and the grief that can accompany difficult diagnoses.

Caroline Geelan

Psychiatrist, D.O.

I am a double board certified psychiatrist who specializes in the medication management of mental health conditions in adults, adolescents and children, namely mood related disorders, anxiety disorders and symptoms stemming from trauma, family conflicts and relationship stressors, and ADHD.

Appointments are available in-person in Flatiron area of Manhattan or telehealth. appointments.