Military Family Clinic Team

The care team at the Steven A. Cohen Military Family Clinic offers support and treatment for veterans and their families experiencing post-traumatic stress disorder (PTSD), anxiety, depression, substance abuse, and other mental health difficulties.


Charles Marmar, MD, Chair of Psychiatry

Adult Psychiatrist Dr. Charles R. Marmar Internationally recognized for his expertise in post-traumatic stress, Dr. Marmar treats veterans, including those who served in Iraq and Afghanistan, who have combat-related conditions. He also works with refugees and earthquake survivors. Read Dr. Marmar’s full profile.


Irina Wen, PhD, Clinic Director

Psychiatrist Dr. Irina Komarovskaya, PhDDr. Wen is the Military Family Clinic director and a clinical assistant professor in NYU Langone’s Department of Psychiatry. She completed a postdoctoral fellowship at NYC Health + Hospitals/Bellevue and another at NYU Langone. Dr. Wen joined the Military Family Clinic in 2012, helping to establish its robust clinical program. She specializes in the diagnosis and treatment of traumatic stress, complex trauma, depression, anxiety, and relationship difficulties.

Amanda Spray, PhD, Assistant Director

Clinical Psychologist Amanda SprayDr. Spray is a licensed clinical psychologist and assistant director of the Military Family Clinic. She is the clinic’s liaison to the Veterans Health Administration and a clinical assistant professor in NYU Langone’s Department of Psychiatry. She provides individual cognitive behavioral psychotherapy to adults in the Military Family Clinic and specializes in health psychology.

J. David Stiffler, MD, Medical Director, Psychiatrist

Jon D. StifflerDr. Stiffler is a clinical assistant professor in NYU Langone’s Department of Psychiatry. He completed his medical degree at Penn State College of Medicine. After finishing his psychiatric residency training at NYU Langone as chief resident, he went on to complete a fellowship in addiction psychiatry. Dr. Stiffler has worked with veterans in inpatient, outpatient, and groups settings and specializes in treating adults who have both psychiatric and substance-related disorders. Read Dr. Stiffler’s full profile.

Clinical Staff

David Austern, PsyD

Dr. Austern is a licensed clinical psychologist and a clinical instructor in NYU Langone’s Department of Psychiatry. Prior to joining the Military Family Clinic, he completed an APA-accredited internship and postdoctoral fellowship at the Baltimore VA Medical Center, both emphasizing the treatment and research of PTSD. Dr. Austern provides evidence-based, cognitive behavioral interventions for anxiety and related disorders, including co-occurring conditions like substance abuse and insomnia. He has specialized training in exposure therapies, cognitive therapies, and mindfulness-based therapies. Other areas of clinical and research interest includes therapeutic writing, stepped care service delivery, and treatment engagement.

Roni Avinadav, PhD

Dr. Avinadav is a licensed clinical psychologist and a clinical assistant professor in NYU Langone’s Department of Psychiatry. She specializes in trauma, secondary traumatic stress, resilience, and parenting. Dr. Avinadav provides an individually tailored and integrated approach to treating children, adolescents, adults, couples, and families struggling with traumatic stress, anxiety, depression, challenging life transitions, relationship difficulties, and parenting and co-parenting challenges.

Tara Emrani, PhD

Dr. Emrani is a licensed psychologist and clinical assistant professor in NYU Langone’s Department of Psychiatry. Prior to joining the Military Family Clinic, she completed her fellowship in women’s mental health and trauma at San Francisco VA Medical Center. She specializes in providing integrative individually tailored evidence-based psychotherapy to individuals and couples presenting with PTSD, complex trauma, depression, anxiety, and adjustment and transitional challenges, as well as interpersonal difficulties.

Hatti Figge, LCSW

Hatti FiggeMs. Figge is a licensed clinical social worker who also holds a postgraduate certificate in trauma therapy. She has worked extensively with men, women, children, and families who are struggling with acute, complex, and single-incident trauma as well as a variety of other mental health disorders and life stressors.

Margo Kakoullis, PsyD

Margo KakoullisDr. Kakoullis has worked with veterans and active duty military personnel in multiple inpatient and outpatient settings. She specializes in providing integrative, individually tailored, evidence-based treatment to adults affected by traumatic stress, anxiety, depression, difficult life transitions, relationship problems, and other mental health issues.

Paraskevi Noulas, PsyD

Dr. Noulas completed her undergraduate training at the University of Pennsylvania, her doctorate in clinical psychology at Rutgers University Graduate School of Applied and Professional Psychology, and her postdoctoral fellowship at the National Center for PTSD and Yale University. She is a clinical assistant professor in NYU Langone’s Department of Psychiatry and a licensed clinical psychologist treating children, adolescents, and adults at the Military Family Clinic. Dr. Noulas specializes in trauma, grief, and loss for children, adolescents, and adults utilizing an integrative orientation, primarily attachment-based, psychodynamic, and cognitive behavioral therapy.

Lauren Rocheleau, LCSW

Lauren RocheleauA licensed clinical social worker, Ms. Rocheleau has a post–master’s degree certificate in child and family therapy and has been trained in evidence-based treatment models specifically designed for children and families exposed to trauma.


Jennifer Sawaya, PsyD

Dr. Sawaya is a licensed clinical psychologist with the dual diagnosis subprogram of the Military Family Clinic. Prior to joining the Military Family Clinic, she completed a postdoctoral fellowship in PTSD and substance use disorders at the San Francisco VA Medical Center and worked with military veterans in inpatient and outpatient settings in New York. She specializes in integrative and evidence-based treatments addressing addictions and co-occurring psychological and psychosocial difficulties, including PTSD and complex trauma, mood and anxiety disorders, and readjustment and relationship difficulties. She provides individual, group, and couples’ psychotherapies to veterans, active duty service members, and their families.

Sheena Starr, BA

Sheena StarrMs. Starr is the clinic’s program coordinator. Prior to joining the Military Family Clinic, she worked as a research assistant in the Berkeley Early Learning Lab at the University of California, Berkeley, and as a behavioral therapist with children who have autism spectrum disorder and other special needs. In the future, she would like to continue her education in healthcare, helping children and families.

Jared Sterk, MA

Jared SterkMr. Sterk is program manager for veterans outreach. He enlisted in the Marine Corps in 2004 and attended recruit training at Parris Island, South Carolina. He received an honorable discharge in 2008, leaving the military after attaining the rank of corporal. He holds a Master’s degree in public policy and international affairs.

Sara Van Gunst, LCSW

Sara Van GunstMs. Van Gunst is a licensed clinical social worker and has completed a two-year training program in trauma theory and treatment. She has extensive experience and expertise in providing therapy to adults, children, and families with complex trauma histories and experiences.


Linnea Vaurio, PhD

Linnea VaurioDr. Vaurio is a licensed clinical neuropsychologist and clinical assistant professor in NYU Langone’s Department of Psychiatry. She conducts comprehensive neuropsychological evaluations for brain-related syndromes. In addition, she provides cognitive training to veterans with cognitive challenges as a result of mild traumatic brain injury and concurrent post-traumatic stress or other mood disorders.