Meet Our Providers

Hayley B. Sherwood, Ph.D.

Dr. Hayley B. Sherwood, the owner of Oak Hill Psychological Services, is a Clinical Psychologist in Northern Virginia with over twenty years of experience. In her clinical practice, she provides psychotherapy and assessment services to children ages six and older, adolescents and adults from a family systems and psychodynamic perspective. Dr. Sherwood also conducts psychological evaluations to include the assessment of IQ, learning, ADHD, and social and emotional functioning.

Dr. Sherwood received her doctoral degree in Clinical Psychology from Temple University in 2000. As a graduate student, she trained at the Philadelphia Child and Family Training Center and Devereux Day School. She later completed a formal predoctoral internship in Clinical Psychology at the University of Virginia Health Sciences Center, an American Psychological Association (APA) accredited training program. Dr. Sherwood also worked with emotionally disturbed and learning disabled youth and their families in a therapeutic day school in Northern Virginia, prior to joining a group private practice in Reston in 2003.

In her clinical work, Dr. Sherwood favors a holistic approach to treatment. She regularly consults with psychiatrists, mental health providers, physicians, school personnel, attorneys, and other professionals on her clients’ behalf as needed. Dr. Sherwood is a former Board Member of This Is My Brave, an organization that promotes ending the stigma of mental illness through storytelling.

A native of New England, Dr. Sherwood is the mom of two young adults, two dogs and a cat. She enjoys music, books, movies and yoga. Her favorite authors include Sheryl Sandberg, Brene Brown, Cheryl Strayed, Glennon Doyle Melton and Adam Grant.

Dr. Sherwood is able to practice teletherapy under the authority of PSYPACT in PSYPACT participating states, and is also a telehealth provider in the state of Florida.

Wendy N. Cohen, PA-C

Ms. Wendy N. Cohen is a 2008 graduate of the Master’s of Science in Health Science, Physician Assistant program at the George Washington University in Washington, DC. She graduated at the top of her class and is a part of the Phi Kappa Phi National Medical Honor Society.

Before transitioning her career into Psychiatry, Ms. Cohen worked in Neurosurgery at Virginia Neurosurgeons in Arlington, VA and in medical research at Harvard Medical School in Boston, MA. She is board certified with the National Commission on Certification of Physician Assistants. She is also a member of the American Academy of Physician Assistants and the American Association of Psychiatric Physician Assistants along with the American Academy of Eating Disorders.

Ms. Cohen treats both adults and adolescents with anxiety disorders, depression, bipolar disorder, PTSD and other trauma related disorders, OCD, ADHD, substance abuse issues, eating disorders and neuropsychiatric illness. She works in conjunction with Johns Hopkins University to treat teens and adults with Gender Identity Disorder.

Evelina Skoblinski, MSW, LCSW

Evelina Skoblinski is a Licensed Clinical Social Worker with broad experience working with children, adolescents and adults with a variety of mental health issues. She received her Masters in Social Work from Rutgers University in 2010.  Prior to joining Psychological Oak Hill Services PLLC, Mrs. Skoblinski worked in specialized therapeutic schools and residential treatment centers for children and adolescents, as well as outpatient services with adults. Mrs. Skoblinski’s work is based on a solution-focused, mind-body approach in which she combines psychotherapy and mindfulness techniques to work with individuals who struggle with anxiety, depression, trauma and life transitions. In her work, she utilizes cognitive behavioral therapy (CBT), dialectical behavioral therapy (DBT), nurtured heart approach and motivational interviewing.

Mrs. Skoblinski is bilingual (Polish/English) and enjoys tennis, hiking, and yoga in her free time. She is the mom of three children.

Laura Grandy, MSW

Laura Grandy has been providing mental health services to both adolescents and adults for the past nineteen years. She specializes in working with adolescents (ages 12 and older) and adults struggling with anxiety, depression, gender, sexuality, learning differences, trauma, and body image issues. Ms. Grandy received her Masters in Social Work from George Mason University in 2018. Utilizing an eclectic person-centered approach and a combination of dialectical behavior therapy, cognitive behavior therapy, motivational interviewing, narrative therapy, creative art therapies, and mindfulness strategies, Ms. Grandy helps her clients meet their needs, reach their treatment goals, and create meaningful change. Her goal is to provide an environment in which clients can safely express, process and regulate their emotions and develop healthy coping strategies.

Ms. Grandy has two dogs and four nephews and nieces. She enjoys music, books, movies, mindfulness, nature, soccer, hiking, traveling, painting, and ceramics.

Rebecca Leslie

Ms. Leslie earned her Masters in Clinical Mental Health Counseling from Marymount University in December 2021. She works with tweens (ages 8+), adolescents and young adults with a variety of mental health challenges, including anxiety, depression, relationship difficulties, trauma, mood disorders and attentional concerns. In therapy, she emphasizes the mind-body connection and the need to feel our emotions to facilitate healing, as well as the value of a strong therapeutic connection to hold the space for meaningful work.