Psychiatric Associates of North Carolina, PA. Call us 919 828 9937

Our Team

John Fleming, LCSW

John Fleming is a Licensed Clinical Social Worker (LCSW), providing individual, couples, and family psychotherapy. He is originally from North Carolina and attended the University of North Carolina at Chapel Hill, where he received his Bachelor’s degree in Psychology. John completed a Master’s in Social Work with a mental health concentration at the University of Michigan, Ann Arbor. Following graduation he participated in an adult psychiatric fellowship, working primarily with couples and individuals struggling with depression and anxiety. He has experience working in inpatient and outpatient psychiatric settings, specializing in the treatment of adolescents and adults utilizing a variety of clinical approaches, including solution focused, family systems, cognitive-behavioral, and psychodynamic theory. Particular interests are in the treatment of Anxiety Disorders (Generalized Anxiety, Social Phobia, Panic, and Obsessive-Compulsive), Depression, Bipolar Disorder, and providing guidance and support through major life phases and transitions (attending college, marriage/divorce issues, perinatal/postpartum issues, raising children, care giving, and end of life issues). John has served as a field instructor for the UNC-School of Social Work and currently supervises clinicians working toward full licensure.

W. Randolph Grigg, MD.

Dr. Grigg has been seeing patients in Raleigh for 27 years. He and Dr. Chase have practiced together for 23 years. Dr. Grigg was graduated by the University of North Carolina School of Medicine in 1971. He interned at The Stamford Hospital in Stamford, Connecticut and returned to Chapel Hill for his psychiatric residency from 1972 to 1975.
Dr. Grigg sees patients (adolescents and adults) who have a variety of disorders including mood disorders, anxiety and panic disorders, childhood and adult attention deficit/ hyperactivity disorders, obsessive compulsive disorders, and alcohol and substance abuse disorders. Treatment modalities include various types of psychotherapy, psychopharmacology, and psychoeducation.
Initially he evaluates each individual patient and their needs and strengths and discusses his evaluation and recommendations with each patient in order for the patient to make informed decisions about his/her treatment.
Dr. Grigg is Board Certified in psychiatry by the American Board of Psychiatry and Neurology. He is a Distinguished Life Fellow of the American Psychiatric Association. He is also an Adjunct Professor of Psychiatry in the UNC School of Medicine and was graduated by the UNC-Duke Psychoanalytic Institute as a psychoanalyst. Dr. Grigg considers that his greatest education has come from his patients.

Gregory M. Weiss, MD.

Dr. Weiss attended the University of Pennsylvania and graduated summa cum laude with a degree in mathematics and physics. He attended Columbia University College of Physicians and Surgeons before completing a general psychiatry residency at Duke University Medical Center. From 2009-2015 he worked for the Department of Veterans affairs, first at the Miami VA Medical Center and then later at the Durham VA Medical Center. During that period of time he treated patients in both outpatient and hospital settings. He was also the director of a PTSD treatment program. While at the Durham VA he was a Medical Instructor at Duke University and gave didactic lectures to Duke University Medical School students and Duke University Medical Center residency trainees. Dr. Weiss is Board Certified in Psychiatry by the American Board of Psychiatry and Neurology. He uses a combination of psychopharmacology and psychotherapy in his practice, which includes but is not limited to treating anxiety disorders, Post-Traumatic Stress Disorder, mood disorders, schizophrenia, and substance use disorders.

J. David Mauney, MD.

Dr. Mauney Graduated from the University of North Carolina at Chapel Hill School of medicine in 1983 He remained in Chapel Hill for four years of Residency Training in Psychiatry completing his residency training in 1987. He spent two years after completing his residency training practicing at Dorothea Dix Hospital in Raleigh, N.C. In 1989 Dr. Mauney began work in community Psychiatry at the Vance, Warren, Granville and Franklin County MH DD SA program dividing his time between all four counties and providing both in-patient and out-patient care. Since leaving the VWGF program Dr. Mauney has been engaged in private practice with his primary interests and experience in treatment of Adult mood and Anxiety disorders. His experience in community Psychiatry equips him to work with Adult and Adolescent psychotic and substance use disorders as well. At this time he limits his practice to out patient treatment.
Dr. Mauney is trained in the use of both psychopharmacology and psychotherapy and utilizes both in his work with patients. He enjoys collaboration and consultation with other physicians and therapists when appropriate.
Prior to beginning medical school, Dr. Mauney completed a Master's Degree in Piano performance and was active in music professionally before beginning the practice of Psychiatry. There have been times when this experience has been helpful in his work in Psychiatry

Megan Webster, MD.

Dr. Megan Webster hails from Rhode Island, and her undergraduate training was in Biology at Emory University in Atlanta, Georgia. After college, she taught science in Houston, Texas with the Teach For America program and then attended medical school at The University of Texas Health Science Center in San Antonio, Texas. Dr. Webster practices general Adult Psychiatry and offers medication management. She is currently accepting patients 18 years and older.

Andrew R. Newberg, MD.

Dr. Newberg earned his undergraduate degree in biology from the Massachusetts Institute of Technology and graduated from the University of Massachusetts Medical School. He completed psychiatry residency at the Johns Hopkins Hospital and went on to complete a clinical research fellowship with the Mood and Anxiety Disorders Program at the National Institute of Mental Health. Dr. Newberg was an Assistant Professor of Psychiatry at the University of North Carolina at Chapel Hill and Medical Director of the Adult Bipolar Program at the UNC Bipolar Center from 2008-2010. He worked in private practice in Raleigh in 2011 and then joined Psychiatric Associates of North Carolina. Dr. Newberg is Board Certified in Psychiatry by the American Board of Psychiatry and Neurology. He practices general adult psychiatry and has had a clinical focus in mood disorders and bipolar disorders.

Helen Courvoisie, MD.

Dr. Courvoisie completed medical school at the Medical University of South Carolina and finished her residency and Child Psychiatry Fellowship at Duke University in 1974. She was in private practice in Winston Salem, NC. During that time she was on the adjunct faculty at Duke University and Bowman Gray School of Medicine. In 1992 she completed a Fellowship in Pediatric Neuropsychiatry at the University of North Carolina School of Medicine and was on the faculty there. Then in 2000, she joined the staff at Johns Hopkins School of Medicine. She returned to NC to practice child psychiatry both in the private practice and at a private hospital for children. Dr. Courvoisie specializes in neuropsychiatric disorders of childhood and adolescents. Dr. Courvoisie also treats adults.

Mitushi Mishra, MD.

Dr. Mishra attended the University of Florida and graduated cum laude from the Junior Honors Medical Program with a degree in Interdisciplinary Studies-Basic Biological and Medical Sciences. She also enjoyed electives in psychology and philosophy (primarily Western philosophy and ethics). During this time, she was involved with research in the Biomedical Engineering department and published findings about pre-ictal entropy analysis of microwire data using an animal model of limbic epilepsy. She maintained President's Honors Roll throughout her undergraduate training (4.0 GPA), was elected to Phi Beta Kappa, and heavily involved in human rights and community service organizations.

Dr. Mishra continued her education at the University of Florida pursuing her M.D. and was involved in research in the Neurology department during this time later publishing results from evaluating rating scales utilized for DBS in treating dystonia. During her graduate training, she was awarded the Lawrence M. Goodman Fellowship award, Excellence Award in Clinical Psychiatry, and was inducted into the Chapman society. She was also involved in international medical relief and participated in two medical relief trips to Haiti as well as volunteered in the school's local Equal Access clinic.

From 2011-2015, Dr. Mishra completed a general psychiatry residency at Duke University Medical Center. During her training, she worked in Central Regional Hospital, Duke University Medical Center, as well as the Durham VA Medical Center in inpatient, outpatient, and emergency acute care settings. She represented her class in the Duke GME Patient Safety and Quality Council and participated in the Resiliency Task Force committee specifically focusing on prevention of resident burnout. She also received training and supervision in DBT and psychodynamic therapy. Recently she worked in New Zealand for six months joining the consult-liaison inpatient team in Auckland City hospital as well as working in an outpatient clinic with a Maori cultural support model. Dr. Mishra is a member of APA and NCPA. She practices general adult psychiatry and currently offers medication management for patients 18 years and older.

Office Locations

St. Mary´s Place
859 Washington Street
Raleigh, NC 27605
Phone: 919-828-9937
Fax: 919-828-4287

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Hours of operation:
Monday - Thursday 7:30 am - 5:00 pm and Friday 7:30 am - 4:00 pm