Nnenna Kalaya Okereke, M.D.

Nnenna Okereke

Nnenna Kalaya Okereke, M.D. is a child and adolescent psychiatrist whose private practice is available for diagnostic evaluations, consultations, psychopharmacology, and psychotherapy. Dr. Okereke diligently provides her patients and their families with competent, compassionate care which is informed by an extensive knowledge of clinical practice. Dr. Okereke is a diplomate of the American Board of Psychiatry and Neurology who is board-certified in both child and adolescent psychiatry and general psychiatry.

Dr. Okereke is a graduate of Harvard University where she completed a bachelor's degree in psychology. She received her medical degree from the State University of New York at Buffalo School of Medicine and Biomedical Sciences. Dr. Okereke completed a residency in psychiatry at the University of Virginia where she also served as Chief Resident in her final year there. She completed a fellowship in child and adolescent psychiatry at New York Presbyterian Hospital-Columbia University during which time she received a Presidential Scholar award from the American Academy of Child and Adolescent Psychiatry.

Dr. Okereke is currently an attending psychiatrist on the inpatient adolescent unit at New York Presbyterian Hospital-Westchester Division and also sees patients there in her office private practice. She is an Assistant Professor of Psychiatry at Weill Cornell Medical College, where she teaches psychiatric fellows and residents and medical students. She treats children and adolescents who have various conditions including ADHD, anxiety, depression, and bipolar illness. Her areas of particular expertise include mental health promotion and illness prevention, evaluation and treatment of early-onset psychotic disorders and management of challenging behaviors in those with pervasive developmental disorders and autism.

Dr. Okereke is also a member of the American Psychiatric Association and of the American Academy of Child and Adolescent Psychiatry where she has continued to serve both organizations as an active member of their various local, state, and national committees.

Her office private practice is available by appointment only.

To schedule an appointment, please call (914) 997-5590.


Insurance Plans Accepted

The following represents most of the managed care plans accepted by this physician. If your insurance carrier does not appear here please contact the physician’s office as they may have individual contracts not included on this site.

* indicates this physician is no longer accepting new patients with this insurance plan.

  • Aetna - Weill Cornell [POS]
  • Rockefeller University - CoreSource

Honors and Awards

Presidential Scholar Award, American Academy of Child & Adolescent Psychiatry, 2004

Janssen Research Scholar Award for Research on severe mental illness, AmericanPsychiatric Institute for Research and Education (APIRE), 2001

Minority Fellowships Representative to the Board of Trustees, American Psychiatric Association, 2001

AstraZeneca Minority Fellowship, American Psychiatric Association, 2000

Alpha Omega Alpha Honor Medical Society Student Research Fellowship, 1995