Skip to main content

Zeynep Altun, MD

Staff Psychiatrist
Languages
English
Turkish
SPECIALTIES
Medication Management
Anxiety
Bipolar Disorder
Depression
Postpartum Depression

Education and training

• Istanbul Üniversitesi Doctor of Medicine, MD

• Sisli Etfal Hospital

• Cornell University, PhD in Neurobiology and Neurosciences

• Albert Einstein College of Medicine of Yeshiva University, Montefiore Medical Center, Internship & Residency

• Columbia University College of Physicians and Surgeons, Fellowship

Get to know

Zeynep Altun, MD

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.

Get matched with a clinician like this one

Ready to book your first appointment? Take our 10-minute assessment. We’ll match you with a clinician who meets your needs, has availability, and takes your insurance.

Get started
More Clinicians

Cherese Allen, LPC

Staff Therapist

Cherese Allen is a Licensed Professional Counselor with extensive experience working with adolescents, teens, and adults. She completed her undergraduate studies at the University of Houston and earned her master's degree from Houston Christian University. Additionally, she completed an internship at a private practice in Texas. Upon obtaining her license, she achieved certifications in Dialectical Behavior Therapy, Eye Movement Desensitization and Reprocessing, Shame-Informed Therapy, and Eating Disorders.

With years of experience in both education and private practice, Cherese has helped individuals, couples, and families overcome a wide range of mental health challenges. Her expertise includes, but is not limited to, addressing depression, anxiety, self-esteem issues, mood disorders, career changes, and major life transitions.

Cherese employs a holistic approach that integrates Cognitive Behavioral Therapy, Dialectical Behavioral Therapy, Solution-Focused Therapy, and Person-Centered Therapy. She believes that with the right tools, you can conquer many obstacles and reach your desired destination. Cherese looks forward to supporting you on your journey!

Stephanie Negrey, MD

Staff Psychiatrist

Dr. Stephanie Negrey is a board certified psychiatrist. She completed her undergraduate degree in Biology and History at Fordham University in the Bronx and then attended medical school at the Renaissance School of Medicine at Stony Brook University. She completed her residency at Wright State University in Dayton, Ohio as a member of the United States Air Force. Dr. Negrey served as an active duty psychiatrist; her duties included medical director of the mental health clinic at a special operations base as well as a program manager for the Air Force substance use program.

Dr. Negrey has experience treating a wide range of ages and diagnoses, with particular emphasis on personality disorders, depression, anxiety, and post traumatic stress disorder. She integrates supportive and psychodynamic therapies into her medication management appointments with a goal of achieving improvement through a holistic approach. Dr. Negrey will work with patients to reach their goals for their mental health care while also providing a compassionate and collaborative environment.

Tiffany Chu, MD

Staff Psychiatrist

Dr. Tiffany Chu earned her medical degree from the University of Southern California and completed her psychiatry residency at the Medical Center of Aurora. She has experience treating a wide range of psychiatric conditions, including depression, anxiety, ADHD, obsessive-compulsive disorder, panic disorder, and post-traumatic stress disorder.

Dr. Chu takes a holistic approach to psychiatry, aiming to promote long-term wellness and address root causes. Along with medication and psychotherapy, she may explore diet, nutrition, lifestyle factors, and integrative therapies. She strives to create a warm, supportive environment where patients feel truly heard.

Dr. Chu values shared decision-making. She listens carefully to patients’ concerns and goals and collaborates with them to develop individualized treatment plans tailored to each person’s needs.

Tracey Les Pierre, LCSW

Staff Therapist

Tracey Elle is a licensed clinical social worker specializing in psycho-somatic manifestations of stress, anxiety, trauma, perinatal support, postpartum/variable presentations of depression, parenting support, and grief (loss of loved ones/menopause/life transitions/unfulfilled goals).

Tracey utilizes psychodynamic, CBT, and solutions-oriented approaches to patient centered care. Tracey has worked with individuals from all walks of life, LGBTQIA+ community and age groups.  

Tracey is committed to providing a comfortable and safe therapeutic environment in order to support the journey to a new path of emotional freedom and wholeness of mind, body and spirit, judgment free. She is committed to working alongside you to fine tune the coping strategies that you already have and help you uncover new mechanisms to add to your self-care toolbox.

Leonardo Alexandre, MD

Staff Psychiatrist

Dr. Alexandre is a board-certified psychiatrist who completed his psychiatry training both in Brazil and in the United States, where he served as Chief Resident in both programs. He is fluent in both English and Portuguese and is especially attuned to the unique challenges faced by international and immigrant populations. Dr. Alexandre is passionate about helping patients achieve meaningful and sustained improvements in their mental health.

He brings over a decade of experience in mental health care and has a strong foundation in evidence-based treatment. His clinical interests include mood and anxiety disorders, ADHD, and cross-cultural psychiatry.

Dr. Alexandre incorporates a collaborative and compassionate approach to care, combining medication management with elements of cognitive behavioral therapy, behavioral activation, and interpersonal strategies when appropriate.

Jerry Sayers, MD

Staff Psychiatrist

Dr. Jerry Sayers is a double board-certified psychiatrist in General Psychiatry and Consultation-Liaison Psychiatry. Dr. Sayers completed an Internal Medicine internship in Youngstown, Ohio. He then completed his residency in General Psychiatry at The Johns Hopkins Hospital followed by fellowship training in Neuropsychiatry and Behavioral Neurology at Johns Hopkins Bayview. He most recently finished his fellowship in Consultation-Liaison Psychiatry at the University of Maryland. Dr. Sayers has had the opportunity to care for a diverse group of patients with neuropsychiatric, neurological, and other general medical conditions. His work allowed him to work on a proactive, collaborative psychiatric consultation team designed to be involved early in the care of vulnerable patients with complex neuropsychiatric conditions. Dr. Sayers has experience in outpatient, inpatient, residential, and partial hospitalization programs. He works hard to tailor therapy to the needs of the individual patient by adapting techniques that have been successful across different treatment settings. His desire to ensure exceptional care is evident in his ability to relate to and understand an individual patient's needs and concerns.

Ready to get matched?

Start our short assessment
Specialties
Medication Management
Anxiety
Bipolar Disorder
Depression
Postpartum Depression
States
New York
New Jersey
Languages
English
Turkish
Takes insurance
Virtual visits
10 years experience