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Office of the Clinical Director: Staff

The OCD office is located in the Clinical Research Center, room 6-5340.

Maryland Pao, M.D.

Clinical Director, National Institute of Mental Health

Dr. Pao is the Clinical Director of the National Institute of Mental Health Intramural Research Program at the National Institutes of Health. Dr. Pao is also the Deputy Scientific Director. She serves as Chief of the Psychiatry Consultation Liaison Service in the Hatfield Clinical Research Center and previously directed the Psychiatric Consultation Liaison Service and Emergency Psychiatric Services at Children’s National Medical Center. She completed Pediatric and Psychiatric Residency training as well as a Child and Adolescent Psychiatry Fellowship at Johns Hopkins Hospital. She is board certified in Pediatrics, General Psychiatry, Child and Adolescent Psychiatry and Psychosomatic Medicine. Her core research interests are in the complex interactions between somatic and psychiatric illnesses, including pediatric oncology, pediatric HIV and other primary immunodeficiencies. Dr. Pao studies distress and its correlates in medically ill children. She has published more than 70 research articles and chapters, and co-edited the Quick Reference for Pediatric Oncology Clinicians: The Psychiatric and Psychological Dimensions of Pediatric Cancer Symptom Management (2009), and helped develop Voicing My CHOICES™, a new advance care planning guide for adolescents and young adults. Dr. Pao is the recipient of the 2012 AACAP Simon Wile Award for Leadership in Consultation. She is on the Clinical Faculty at Georgetown University, George Washington University and Johns Hopkins University Schools of Medicine.

Telephone: 301-435-5770
E-mail Dr. Pao

Joyce Y. Chung, M.D.

Deputy Clinical Director

Dr. Chung is Deputy Clinical Director of the NIMH Division of Intramural Research Programs and the Program Director of the NIMH Clinical Research Training Program. She is a psychiatrist and serves as an Attending Physician on the Psychiatry Consultation Liaison Service at the NIH Clinical Center in Bethesda, MD. Her educational background includes undergraduate and medical degrees from Northwestern University. She completed her psychiatry residency at the Massachusetts General Hospital in Boston, and a research fellowship in medical anthropology at Harvard Medical School.

Prior to NIMH, Dr. Chung was a faculty member in the Department of Psychiatry at Georgetown Medical School for over seventeen years, served as chief of the Psychiatry Consultation Liaison Service at the Veteran Affairs Medical Center in Washington, DC, was medical director of the Mental Health Care Unit at Georgetown University Hospital and Director of Psychiatric Research Training for the Department of Psychiatry. From 2007-2008, she was the Autism Coordinator working for the Director of NIMH and helped manage the responsibilities of the Interagency Autism Coordinating Committee for the Department of Health and Human Services. In that role she facilitated the development of the first national strategic plan for autism spectrum disorder research.

Her past research interests include interventions to overcome sociocultural barriers to mental health care among minority and underserved populations, ethnographic/mixed research methods, clinical trials for depression and posttraumatic stress disorders, and medical discourse.

Telephone: 301-443-8466
E-mail Dr. Chung

Erica Richards, MD, PhD

Staff Clinician and Attending physician

Dr. Richards is a Staff Clinician and Attending physician on the Psychiatry Consultation Liaison Service in the NIMH Office of the Clinical Director. In this role, she provides psychiatric care for inpatients and outpatients in any active protocol within the Clinical Center. She also supervises the clinical and research responsibilities of the psychosomatic medicine fellow in a collaborative effort with MedStar Georgetown University Hospital.

Dr. Richards attended the University of Maryland School of Medicine where she earned an MD and a PhD in Neuroscience. She then completed an adult psychiatry residency program at The Johns Hopkins Hospital followed by a fellowship in clinical research at the NIMH under the mentorship of Carlos Zarate, Jr. Her research interests include investigating the role of inflammation in the pathophysiology of mood disorders, identifying potential biomarkers of depression and treatment response and elucidating the mechanism of action of ketamine’s antidepressant effects.

Telephone: 301-402-7976
E-mail Dr. Richards

Lisa M. Horowitz, PhD, MPH

Staff Scientist / Clinical Psychologist

Dr. Horowitz is a Staff Scientist/Clinical Psychologist in the NIMH Intramural Research Program at the National Institutes of Health. She serves as a senior attending with a specialty in pediatric psychology on the Psychiatry Consultation Liaison Service in the Office of the Clinical Director. Dr. Horowitz received her B.A. from Tufts University. After obtaining her doctorate in clinical psychology from George Washington University, Dr. Horowitz completed a Pediatric Fellowship at Boston Children’s Hospital, as well as a Health Service Research Fellowship in the Clinical Effectiveness Program at Harvard Medical School, and obtained a Masters Degree in Public Health at the Harvard School of Public Health. The major focus of Dr. Horowitz’s research has been in the area of suicide prevention and detection. She was lead PI on the development of two suicide screening instruments for the pediatric emergency department (ED), the Risk of Suicide Questionnaire (RSQ), and the Ask Suicide-Screening Questions (ASQ), a tool created to include pediatric medical/surgical patients in the emergency department setting. Dr. Horowitz is also lead PI on several other instrument development studies that will include children with intellectual disabilities, and pediatric and adult medical inpatients (asQ’em).

Telephone: 301-435-6052
E-mail Dr. Horowitz

Ashunti Osei, MBA

Clinical Operations Manager

Ms. Osei is the Clinical Operations Manager for the OCD. Her responsibilities include personnel, travel, procurement, budget, and other administrative functions.

Telephone: 301-827-0293
E-mail Ms. Osei

Joseph Snow, Ph.D.


Joseph Snow, Ph.D.Dr. Snow is Director of the Neuropsychology Consult Service and a Clinical Staff Scientist in the NIMH Office of the Clinical Director. He is a licensed psychologist and an ABPP board-certified clinical neuropsychologist who provides and oversees neuropsychological evaluations at the NIH Clinical Center for clinical care as well as for protocol-driven research.

He is an investigator on broad range of research protocols, including both studies of common disorders, such as HIV, various dementias, and cancers to rare genetic disorders, such as NOMID, Moebius syndrome, and methylmalonic acidemia, as well as infectious diseases, such as Ebola virus disorder. He oversees the clinical and research responsibilities of psychologists, research assistants, psychometrists, and graduate students.

Dr. Snow earned his Ph.D. in clinical psychology at UMBC, including a predoctoral internship at the Veteran Affairs Medical Center in East Orange, NJ. He completed a post-doctoral fellowship in clinical neuropsychology at the University of Michigan, Department of Psychiatry. He was recruited in 2001 to the NIMH’s Mood and Anxiety Program and the Laboratory of Brain and Cognition. In 2008, he established NIMH’s Neuropsychology Consult Service.

Telephone: 301-496-5197
E-mail Dr. Snow

Deborah J. Snyder, MSW, LCSW-C

Assistant to the Clinical Director

Ms. Snyder received her Bachelor of Arts Degree cum laude, from Duke University and her Masters Degree in Social Work, Phi Kappa Phi, from the University of Maryland School of Social Work and Community Planning. She received additional post-graduate training at the Family Therapy Practice Center under the tutelage of Marianne Walters in Washington, DC. Ms. Snyder began her career at the George Washington University Medical Center’s newly opened Cancer Center in 1990 where she was charged with creating and implementing an outpatient psycho-oncology program. In 1992, she joined the NIH Clinical Center’s Social Work Department where she worked for over a decade as a clinician and educator. Ms. Snyder currently holds the position of Special Assistant to the NIMH Clinical Director where she participates as faculty on the Psychiatry Consultation Liaison Service evaluating and treating patients with co-morbid medical and psychiatric diagnoses. She also conducts educational outreach initiatives at the interface of mental health and medical illness; assists in all aspects of the NIMH Psychiatry Clinical Fellowship & Residency Training Program; and engages in several office-wide research initiatives. She has received several awards including most recently the NIMH Directors Merit Award for outstanding creativity, energy and dedication in improving recruitment, mentoring and retention of clinical research fellows (June 2011) and the NIMH Director’s Award for Significant Achievement in 2009 for outstanding clinical care provided to research subjects engaged in clinical research on the Psychiatry Consultation Liaison Service.

Telephone: 301-594-7379
E-mail Ms. Snyder

Adriana Pavletic, MD, MS

Staff Clinician

Dr. Adriana Pavletic is a board certified family physician who has been senior staff clinician at the NIMH Office of the Clinical Director since 2002. She supports principal investigators by performing medical clearance of research volunteers and by serving as a consultant and medically responsible investigator. She is an expert on issues related to medical screening, conducts observational research, and participates in teaching of clinical research fellows. Dr. Pavletic obtained her MD, MS in immunology, and board certification in obstetrics and gynecology at the University of Zagreb, Croatia. After coming to the USA in 1990, she did a fellowship in reproductive endocrinology at the Swedish Hospital, Seattle, WA, and was a research associate in the Department of Obstetrics and Gynecology at the University of Washington where she conducted NIH-funded research on pelvic inflammatory disease and infertility. Prior to coming to NIH, Dr. Pavletic spent 10 years in the Department of Family Medicine at the University of Nebraska Medical Center, first as a family medicine resident and later as academic clinician and educator. Her observations from clinical practice have been published in leading medical journals including New England Journal of Medicine and Lancet. She has received several awards for academic excellence and clinical research. Her interests include interplay of physical and mental illness and the promotion of physical and mental health by proper nutrition, physical activity and mind/body practices.

Telephone: 301-594-7386
E-mail Dr. Pavletic

Jeanne Radcliffe, R.N., M.P.H.

Associate Deputy Director

Ms. Radcliffe is the Associate Deputy Director in the OCD. She assists the OCD in administrative matters and coordinates program activities for the OCD. She is involved in program policy, compliance, and protocol navigation. She serves as the IRP DSMB coordinator.

Telephone: 301-594-7732
E-mail Ms. Radcliffe

Donna M. Howard

Protocol Coordinator

Ms. Howard is the NIMH protocol coordinator for the CNS IRB and the NIMH credentialing coordinator. She maintains the IRB meeting schedule and all active NIMH protocol records.

Telephone: 301-496-4588
E-mail Ms. Howard

Cherri Stanmore

Program Assistant

Ms. Stanmore is the Program Assistant for the NIMH Psychiatric Consultation Liaison Service in the OCD. Her responsibilities include maintaining the consult line, database monitoring, tracking of adverse events, and assistance with the clinical post-bac IRTA orientation.

Telephone: 301-402-6846
Email Ms. Stanmore