Amy Gonzalez, PMHNP

Dr. Wilt is board certified in adult psychiatry. She earned her medical degree from Louisiana State University in New Orleans, where she also completed her four-year residency in psychiatry. Dr. Wilt takes a biopsychosocial approach to mental health and has over 13 years of experience with an array of mental health diagnoses including Depression, anxiety, ADHD, PTSD, bipolar disorder, and sleep disorders. Dr. Wilt enjoys spending time getting to know her patients and working hand in hand with them to accurately diagnose and treat the symptoms they are experiencing. Dr. Wilt employs a holistic approach to mental health with a focus on incorporating medication management and supportive therapy to improve her patients' quality of life.‍

Sherra St. Clair is a board-certified Psychiatric Mental Health Nurse Practitioner with over a decade of experience supporting individuals with a wide range of mental health concerns. Her areas of expertise include attention deficit hyperactivity disorder (ADHD), depressive and anxiety disorders, obsessive-compulsive disorder (OCD), bipolar disorder, and trauma-related conditions.

She completed her advanced nursing degree at the University of Wyoming, where she was recognized for her compassionate and welcoming approach to patient care. Before becoming a nurse practitioner, Sherra was inspired to pursue further education while working as part of an inpatient treatment team that included psychiatrists, psychologists, patients, and their families. Witnessing the profound improvements patients experienced after a crisis motivated her to transition toward outpatient and preventative care.

Prior to her nursing career, Sherra worked as a medical illustrator and animator, having studied at the University of Michigan’s medical school. She enjoyed creating educational materials for patients, physicians, and attorneys.

Sherra is passionate about working with individuals of all genders and socioeconomic backgrounds. She uses a collaborative, strengths-based approach that incorporates evidence-based medication management, psychotherapy, and patient education. She believes each person is the expert in their own life and strives to empower individuals to build on their self-worth, progress, and potential.

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Dr. Zeynep Altun is board-certified in Psychiatry and holds a Ph.D. in Neuroscience. Dr. Altun graduated cum laude from Istanbul University, Istanbul Medical School. She completed her residency training in Neurology and is Turkish board-certified in clinical Neurology. Subsequently, she moved to the U.S. and finished her Ph.D. in cellular Neuroscience at Cornell University Graduate School of Medical Sciences. Dr. Altun completed her psychiatry residency training at Albert Einstein College of Medicine, Department of Psychiatry and after, her clinical fellowship in Comprehensive Psychiatric Emergency Program at Columbia University Medical College, New York Presbyterian Hospital. Dr. Altun has practiced in various settings including Bellevue Hospital, New York Presbyterian Hospital, Columbia Doctors Faculty Practice Office, Mount Sinai West and Mount Sinai Morningside Hospitals. Dr. Altun has held various academic appointments at New York University School of Medicine Department of Psychiatry; New York Presbyterian Hospital-Columbia University Medical College Department of Psychiatry; New York State Psychiatric Institute and Mount Sinai School of Medicine Department of Psychiatry. She spent most of her professional career supervising and teaching medical students, psychiatry residents and nurse practitioners. As an adult psychiatrist, Dr. Altun has extensive theoretical knowledge of the nervous system and its disorders and more than 10 years of experience in treating various mental illnesses including mood disorders, anxiety disorders, psychotic disorders, autism-spectrum and neuropsychiatric disorders, psychiatric emergencies and crisis management as well as cognitive behavioral and supportive psychotherapy. In Columbia Doctors, she collaborated closely with the Lieber Recovery Clinic, treating young adults with various mental illnesses. The philosophy of her practice is to collaborate with patients and work together with them so that they can lead symptom-free, productive, and stable lives.

Dr. Mary Lou Gutierrez is board-certified in both Child & Adolescent Psychiatry and General Psychiatry, with over 20 years of clinical experience. She earned her M.D. from Loyola University Medical Center, where she also completed her residency in Adult Psychiatry. She pursued fellowship training in Child and Adolescent Psychiatry at Northwestern University’s Children’s Memorial Hospital. Her past roles include Medical Director for Compass Health Center’s Under 18 Program and Attending Psychiatrist at Loyola. She has been recognized as a “Top Doctor” in Child and Adolescent Psychiatry by US News and World Report and Negocios Now.

Dr. Gutierrez fosters a warm, collaborative environment where patients and families feel supported and understood. She emphasizes open communication and works closely with patients to define meaningful, realistic treatment goals. Her holistic, family-centered approach integrates medication management, therapy, and psychoeducation with a deep commitment to cultural sensitivity and compassionate care.

Dr. Gutierrez begins by learning each patient’s personal story, clinical history, and goals through a comprehensive evaluation. She creates individualized, evidence-based treatment plans tailored to each child’s unique needs and family context. She continuously collaborates with patients, families, and care teams to ensure treatment remains effective, combining psychotherapy, medication management, and coordination with other providers and resources.

Dr. Jacqueline Lewandowski is a board-certified physician specializing in adult psychiatry. She obtained her undergraduate degree from New York University where she studied psychology and child/adolescent mental health. Dr. Lewandowski received her medical degree from St. George's University in Grenada, before moving back to New York to complete her residency at Morningside and West Mount Sinai Hospitals. Since completion of training, Dr. Lewandowski has practiced and held teaching positions in both the Comprehensive Psychiatric Emergency Department of Harlem Hospital and the inpatient units and psychiatric emergency rooms of Morningside and West Hospitals. Dr. Lewandowski has a wide range of experience treating a diverse spectrum of psychiatric diagnoses and populations. She strongly believes in tailoring treatments through a holistic and patient-centered lens based on individual and multi-faceted histories. During 30-minute monthly sessions, Dr. Lewandowski focuses on collaborating with patients using evidence-based treatments with an emphasis on medication management in conjunction with supportive therapy. Additionally, she may recommend bringing a therapist into your care team to help facilitate a more comprehensive treatment plan. Dr. Lewandowski looks forward to working with you to help achieve and optimize your wellness and improve your quality of life.

Dr. Niles Drake is a board certified psychiatrist skilled in prescribing medications and working in psychotherapy. He combines a warm demeanor with excellent clinical skills, and has over 15 years' experience working with adult patients of all ages and many walks of life. He has special expertise combining medication and psychotherapy to help patients reduce symptoms and grow as individuals. Dr. Drake's additional training and experience in psychological modes of treatment enhance the quality of care he provides to all his patients, to meet them where they are and prioritize their individual needs and goals. He also provides medication management-only treatments for people who aren't looking for psychotherapy or who already have therapists. Dr. Drake completed his psychiatric residency at Columbia University Medical Center in New York. He also completed psychoanalytic training at the Columbia Center for Psychoanalytic Training and Research. He went on to teach classes at the Center, educating candidates about the nuances of combining psychotherapy with other treatment modalities. In addition to providing outpatient psychiatric treatment for over 10 years in private practice, he has worked extensively in psychiatric emergency settings, supervising residents as attending physician at Columbia-New York Presbyterian Hospital and Long Island Jewish Hospital psychiatric emergency rooms. He also has special expertise treating college-aged and young adult patients, having served as staff psychiatrist at Barnard College's Furman Counseling Center and worked with many students from Barnard and Columbia in his private practice. Dr. Drake offers treatment for many psychiatric conditions, including but not limited to depression, anxiety disorders, bipolar disorder, ADHD, and personality disorders. He identifies helping people ease and overcome their psychiatric conditions as his calling, and approaches each patient with humility, diligence, and a collaborative spirit.