Concussion Center Care Team

At NYU Langone’s Concussion Center, you are treated by experts in concussion care and rehabilitation. Learn more about the members of our care team.

Occupational Therapy

Matthew Bernardo, MS, OTR/L, Senior Occupational Therapist

Matthew BernardoMr. Bernardo helps patients recovering from concussions and other types of brain injuries resume the activities they enjoy, return to work and school, and perform activities of daily living.



Elizabeth J. Martori, MS, OTR/L, Vision Clinical Specialist

Elizabeth MartoriMs. Martori specializes in vision rehabilitation for patients with concussion and traumatic brain injury. She helps improve visual perceptual and motor skills, including reading, writing, computer use, and other work- and school-related activities.


Margaret A. Waskiewicz, MS, OTR/L, Unit Supervisor, Occupational Therapy

Margaret WaskiewiczMs. Waskiewicz specializes in vision rehabilitation, helping patients with concussion and traumatic brain injury resume their usual routines, including self-care, home management, and work and school activities.



Pediatric Physical Therapy

Allison Unterstein, DPT, Senior II Physical Therapist

Allison UntersteinDr. Unterstein has obtained certifications in both adult and pediatric vestibular rehabilitation. She assesses and treats pediatric patients with vestibular complaints, as well as pediatric patients looking to return to sports or recreational activities following a concussion.



Judy Creighton, PhD, Staff Psychologist

Judy CreightonDr. Creighton provides neuropsychological assessment, psychotherapy, and cognitive remediation for people diagnosed with concussion, traumatic brain injury, and dementia. She leads group therapy on concussion recovery and stress management.


Felicia Fraser, PhD, Staff Psychologist

Felicia FraserDr. Fraser specializes in neuropsychological evaluations of people with concussions and other types of brain injuries. She facilitates individual psychotherapy and group sessions for people coping with psychosocial challenges and cognitive issues related to brain injury.


Donna Langenbahn, PhD, Associate Director of Psychology—Outpatient Services

Dr. Langenbahn provides neuropsychological assessment and treatment to patients dealing with cognitive, emotional, and behavioral issues related to brain injury and concussion. She has received the John G. Gianutsos Award for Special Educational Contributions from Rusk Rehabilitation and was named a distinguished member of the American Congress of Rehabilitation Medicine, which awarded her the Elizabeth and Sidney Licht Award in recognition of excellence in scientific writing in rehabilitation medicine, in 2012.

Yuen Shan Christine Lee, PhD, Staff Psychologist

Yuen Shan Christine LeeDr. Lee specializes in the treatment of concussion and traumatic brain injury. She provides neuropsychological assessments, cognitive rehabilitation, and individual and group psychotherapy. She received the Dr. Lee and Linda Rosenbaum Family Award through Yeshiva University for excellence in clinical health and served as an Asian American Psychological Association leadership fellow.

Bonnie Marks, PsyD, Senior Psychologist

Bonnie MarksDr. Marks specializes in rehabilitation psychology, traumatic brain injury, concussion, sports psychology, and mindfulness for stress management. She works in the Brain Injury Day Treatment program and performs concussion evaluations. She has received the Dr. Alfred H. Schwartz and Iris Nelson-Schwartz Humanitarian Award from the National Rehabilitation Association, Metropolitan Chapter.

Yuka Matsuzawa, PsyD, Senior Psychologist

Yuka MatsuzawaDr. Matsuzawa provides neuropsychological assessment and treatment for people with neurological conditions, including concussion, that affect cognition, emotion, and behavior. She facilitates group psychotherapy sessions for patients recovering from concussion. She completed a postdoctoral fellowship in rehabilitation research at the Icahn School of Medicine at Mount Sinai.

Physical Therapy

Jaime Cepeda, DPT, Senior Physical Therapist

Jamie CepedaDr. Cepeda treats patients with concussions and other types of brain injuries. He evaluates patients’ needs, helps develop a treatment plan, and assists patients as they learn the skills they need to live independently and return to their normal activities.


Juli Deng, DPT, OCS, Cert. MDT, Senior II Physical Therapist

Juli DengDr. Deng is a board certified orthopedic specialist and is certified in mechanical diagnosis and therapy. She helps patients recovering from concussion return to work, home, and sports.



Teresa Iodice-Dadin, MA, PT, CCTT, Senior Physical Therapist

Ms. Iodice-Dadin is a certified craniofacial and cervical therapist. She specializes in treating disorders of the head and neck, including headache and temporomandibular joint disorders, related to concussion and other injuries. She performs advanced manual therapy with osteopathic training and helps patients recovering with concussion return to work, school, or sports.

Mia Palazzo, DPT, OCS, Cert. MDT, Program Manager

Mia PalazzoDr. Palazzo specializes in working with patients experiencing concussion-related neck pain. She helps patients with issues involving their return to work, school, or sports. She is a board–certified orthopedic specialist and is certified in mechanical diagnosis and therapy.


Mark Schulingkamp, DPT, OCS, Senior Physical Therapist

Mark SchulingkampDr. Schulingkamp helps patients with concussion return to work, school, or sports. He is a board–certified orthopedic specialist.



Speech–Language Pathology

Karen Gendal, MA, CCC-SLP, Clinical Specialist

Karen GendalMs. Gendal’s expertise is in the evaluation and treatment of patients with a variety of motor, speech, language, and cognitive communication impairments, including patients with concussion.



Edna Schneider, MA, CCC/SLP, Clinical Specialist

Edna SchneiderMs. Schneider specializes in working with patients recovering from stroke, traumatic brain injury, Parkinson’s disease, and other neurogenic disorders. Her research has been published in the Cleft Palate Journal, and she has been a contributing author to Advance magazine for speech-language pathologists.

Vestibular Therapy

Joseph Adams, DPT, NCS, Senior II Physical Therapist

Joseph AdamsDr. Adams is a senior physical therapist and is a board certified clinical specialist in neurologic rehabilitation with advanced training in vestibular rehabilitation. Dr. Adams is a faculty member in Rusk Rehabilitation's neurological residency program and has presented on vestibular disorders at national conferences. His ongoing research on brain injury has been published in multiple medical journals.

Katie Ann Connors, PT, DPT, Senior Physical Therapist

Dr. Connors treats people with a variety of neurological injuries including neck pain after concussion and return to activity after concussion. She practices in the outpatient department at Rusk Rehabilitation.

Tara Denham, MA, PT, Outpatient Program Manager

Ms. Denham specializes in vestibular therapy for patients with concussions. In addition, she supervises therapists who treat patients in need of vestibular therapy and developed the vestibular concussion program at NYU Langone. She is involved in research about concussions and vestibular dysfunction and lectures nationally and internationally on the topic of vestibular rehabilitation.

Jennifer Fay, DPT, NCS, Clinical Specialist

Jennifer FayDr. Fay specializes in treating patients with concussions and other types of brain injuries. She works with patients and families, educating them about the condition and assisting patients with their return to work, school, or sports. She is the lead clinician on a research project related to concussions and vestibular dysfunction.

David Malamut, MS, PT, Clinical Specialist

David MalamutMr. Malamut specializes in evaluations, treatment planning, and patient and family education for patients with concussions and other types of brain injuries. He helps patients return to work, school, or sports.



Mackenzie Root, DPT, Senior Staff Member

McKenzie RootDr. Root specializes in treating patients with vestibular dysfunction related to concussions and other types of brain injuries. She evaluates, treats, and educates patients and families about the condition and assists the patient in returning to normal activities.


Artmis Youssefnia, PT, GCS, Senior Staff Member

Artmis YoussefniaMs. Youssefnia treats patients experiencing vestibular dysfunction following concussions and other types of brain injuries. She is a board certified geriatric specialist and has advanced training in working with older adults. She helps patients return to normal activities and evaluates, treats, and educates patients and families about the condition.