Adjoa Smalls-Mantey, MD, DPhil

Adjoa Smalls-Mantey, MD, DPhil

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Psychiatrist, Lifestyle Medicine Physician


Psychiatry, Public Health, Lifestyle Medicine


University of Oxford, England, Columbia University


My mission is to provide people with information about mental illness, wellness, and public health that empowers them to make informed decisions about their health.

— Adjoa Smalls-Mantey, MD, DPhil


Adjoa Smalls-Mantey, MD, DPhil, is a board-certified psychiatrist and lifestyle medicine physician. She practices emergency psychiatry in New York City at several institutions, including Columbia University Medical Center, where she is an Assistant Clinical Professor of Psychiatry.

Before earning her medical degree, Dr. Smalls-Mantey completed a doctoral degree in pathology and conducted research focusing on HIV immunology.

Dr. Smalls-Mantey is a member of the American Psychiatric Association and has held several leadership roles in the New York City district branch. She has authored numerous papers for scientific publications and articles for ABC News as a contributor to the medical unit. Dr. Smalls-Mantey speaks in community forums and on-air about mental illness, wellness, and public health.


Dr. Smalls-Mantey completed her Doctorate of Philosophy in Pathology from the University of Oxford and later earned her Doctorate of Medicine from Columbia University.

She completed her psychiatry residency at The Mount Sinai Hospital and went on to do a fellowship in Public Psychiatry at Columbia University. Dr. Smalls-Mantey is also board-certified in lifestyle medicine.

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