About Us
“We most often choose our challenges, but when the challenges choose us, unexpected difficulties may arise in our lives.”
At Neuropsychological Services of Westchester (NSW), our mission is simple: to compassionately and efficiently help our clients achieve their goals and transform their lives. Our small, dedicated group of professionals and staff strives to educate our clients, their families, and other caregivers while providing the necessary, comprehensive care they need. We understand that many clients are anxious about treatment, so we have streamlined our scheduling process to avoid long waits and created a safe and comfortable environment to navigate this often difficult and challenging time.
Meet the Team

ROBERT J. DUNKLE, PH.D., is a trained Clinical Neuropsychologist who has worked at Neuropsychological Services of Westchester (NSW) since 1995. A licensed Psychologist in New York State, Dr. Dunkle’s responsibilities at NSW include performing neuropsychological assessments of children and adults, interpreting those assessment results, designing appropriate assessment-based treatment plans, and coordinating, supervising, and adapting the services to create an integrated treatment model. He also provides individual psychotherapy, family therapy, and group therapy. Additionally, Dr. Dunkle works individually with children who have learning disabilities to assist them with understanding their disability and learning how to apply specific remedial strategies to their everyday lives. He also teaches stress management techniques utilizing biofeedback.
Knowledgeable in sports-related injuries, Dr. Dunkle specializes in treating and managing sports concussions. He consults with many private and public school districts in Westchester County and is a member of numerous school-based concussion teams. As a school team member, Dr. Dunkle is responsible for reviewing each impact test and then weighing in with his recommendation as to the next step for the student-athlete.
Dr. Dunkle received his degree in Clinical and Developmental Neuropsychology and completed his pre-doctoral training at North Shore Children’s Hospital in Salem, Massachusetts, an affiliate of Boston Children’s Hospital. At North Shore Children’s Hospital, Dr. Dunkle trained in the Behavioral Medicine Outpatient Department and at the Neurodevelopmental Center, where he also received training in conducting neuropsychological evaluations to diagnose learning disabilities and brain-related disorders. His dissertation research focused on Memory Disorders in Children Diagnosed with Fetal Alcohol Syndrome and Fetal Alcohol Effects. Dr. Dunkle joined NSW in 1995 and completed his post-doctoral training at both NSW and Burke Rehabilitation Hospital, an affiliate of Cornell University Medical College.
Born and raised in the Boston, Massachusetts, area, Dr. Dunkle remains a Red Sox and Bruins fan. He enjoys being on the water and spending time with his wife and two boys.

TONI STEEL, LMSW, is a dedicated Licensed Master Social Worker with over 20 years of experience providing comprehensive care management and clinical support across the lifespan. Currently serving as a Client Care Specialist at IKOR Life Care Management Solutions, Toni specializes at Neuropsychological Services of Westchester, PLLC in conducting psychosocial assessments and coordinating care to enhance the independence, safety, and quality of life for her clients. Her expertise includes providing specialized cognitive rehabilitation for individuals navigating the complexities of Traumatic Brain Injury (TBI), as well as navigating the broader systems of early intervention, special education advocacy, and long-term medical and environmental care planning.
Prior to her current role, Toni held significant leadership positions in the educational sector, including serving as a CPSE Chairperson, where she managed individualized education programs and facilitated critical transitions for students. Her clinical background includes extensive work as a social history evaluator and behavioral therapist, providing her with a nuanced understanding of neurodevelopmental and rehabilitative needs. With a Master’s degree from Fordham University and a commitment to evidence-based practice, Toni is a compassionate advocate dedicated to ensuring that every client, from pediatric to geriatric populations, receives the personalized care and resources necessary to thrive.

MARIA MARTINEZ has worked at Neuropsychological Services of Westchester (NSW) since 2005. As Office Manager, she directly supports all staff members, coordinates all office functions, and works closely with the professionals.
From the initial phone call to the office and throughout treatment, Mrs. Martinez helps guide clients in scheduling appointments, confirming insurance coverage, and coordinating fees. Additionally, she oversees all billing, payment posting, all front-end collections, and accounts receivable. Mrs. Martinez enjoys working closely with clients and their families and can usually be found at the front desk, where she looks forward to seeing old faces as well as meeting new clients.
KRISTIN H. DUNKLE, M.S., CCC/SLP, SPEECH-LANGUAGE PATHOLOGIST, has more than 30 years of experience working directly within the public school system. Mrs. Dunkle provides invaluable “insider” insight into school-based services, communication disorders, and the functional realities of implementing educational programming within a district framework.
