ADHD therapists and psychiatrists in Fredericksburg, VA

I work with adults experiencing ADHD, anxiety, depression, relationship challenges, life transitions and grief. Many of my clients feel stuck or unsure how to move forward, whether that involves improving focus and follow-through, coping with loss, or navigating changes in mood and life circumstances.

You may be overwhelmed, struggling to stay focused, or going through a difficult change in your life that makes you feel stressed out.

With over 30 years of experience in healthcare as both a Licensed Professional Counselor and Registered Nurse, I bring a practical understanding of how physical, emotional, and mental health are connected, especially for adults managing ADHD, focus challenges, and overwhelm.

Welcome! I am a Licensed Clinical Social Worker in the state of Virginia with 13 years of experience with children, teens, and adults. I have worked with individuals with a wide range of concerns including depression, anxiety, trauma, grief and loss, and parenting/family issues. My biggest passion and area of expertise is in childhood trauma. In addition to working with adults in private practice, I have also worked with children as a School Social Worker for 10 years.

I am a Board-Certified Psychiatrist and I have been treating patients across the lifespan for over 15 years. Once my caseload became full in 2022, I founded a small practice (Tandem Telehealth) where I now oversee a handful of talented psychiatric nurse practitioners and talk therapists. The team approach allows us to provide faster access to care for new patients and a higher level of support than you would likely receive from individuals working independently.

I am a certified Psychiatric Mental Health Nurse Practitioner (PMHNP-BC) with several years of experience treating children, adolescents, and adults. I specialize in a wide range of treatment areas including depression, anxiety, autism, oppositional defiant disorder, post-traumatic stress disorder, bipolar disorder and schizophrenia. I have worked in several different settings and enjoy providing care through telehealth, which offers access to quality care when it is needed.

I’m Dr. Sharline Mashack, a board-certified Psychiatric/Mental Health Nurse Practitioner, and I specialize in treating patients with conditions ranging from ADHD to schizophrenia. I use a holistic approach combined with evidence-based practices to develop treatment plans, prescribe medications, and provide psychotherapy.

As a military spouse, I’ve had the opportunity to work in several areas of the healthcare system, learning from experienced leaders along the way. I earned both my Master’s and Doctorate in Nursing.

​I am experienced in treating PPD/PPA, pregnancy loss, birth trauma, and related concerns. I am trained in EMDR with a focus on the perinatal period. I enjoy working with parents to support positive attachments with their children, navigate through challenges, and understand developmental stages and concerns.

I also work with those experiencing difficulties related to ADHD, life transitions, anxiety, depression, and trauma.

I am originally from North Carolina and moved to Virginia 6 years ago. I studied at Wake Forest University. Since I was younger, I've enjoyed helping others and learning about the science of mental health. It became my hobby when I was younger. I enjoy working with so many backgrounds and increasing my education each year as I help new people. Currently, I like to utilize mindfulness based CBT, DBT, and ACT.

I am a board certified psychiatric nurse practitioner for over 5 years, and I am also a board certified adult nurse practitioner for over 12 years. I began my nursing career graduating from university of MD with my bachelors, and then attended Johns Hopkins University for my masters. I decided to further my education by attending Brandman University to obtain my Doctorate and psychiatric mental health certification in 2018.

I’m a board-certified Psychiatric Mental Health Nurse Practitioner (PMHNP-BC) with a Doctor of Nursing Practice (DNP) from Emory University. I bring over 8 years of clinical experience, including 4 years in medical nursing and 4 years in mental health care across inpatient, emergency, and outpatient settings.I also served as a nurse in the U.S. military, where I cared for active-duty service members, veterans, and their families. This experience shaped a steady, grounded approach to care, especially in moments of stress, transition, or uncertainty.