About Us


Amy Cullen • MS, ORT/L

Owner & Occupational Therapist / Feeding Specialist

Amy Cullen is the owner of Washington Pediatric Therapy and has been working with children for more than 18 years. She received her Masters Degree in Occupational Therapy from Shenandoah University and has focused her career on children and families.  

Amy is an energetic therapist that brings a love of play and sense of imagination to each therapy session. She has extensive experience working with premature infants, children experiencing developmental delays as well as treating hypotonia, coordination and visual motor difficulties. Amy also has specialized feeding therapy training and works with children who are experiencing difficulties with eating. Her training includes a wide variety of techniques including the SOS Approach, the SOFFI Method, Beckman Oral Motor Assessment and Intervention as well as the TR-eat model.  

Amy began her training as a pediatric occupational therapist at a local hospital working with premature infants in the Neonatal Intensive Care Unit as well as children hospitalized due to medical issues. Since this time, her passion for pediatric therapy has grown. Amy has continued to provide services to children in the home through early intervention, in schools, at daycares and in the clinic setting.


Christal Cudsworth • MS, CCC-SLP

Speech-Language Pathologist / Feeding Specialist

Christal Cudworth is a speech-language pathologist working.  She earned a Master’s degree in Speech Language Pathology from Old Dominion University and has worked with children in a variety of settings across her career.  She has worked with young children in private practice, a pediatric hospital as well as in home and school settings.  In each of these settings, Christal has collaborated with a multidisciplinary team and as a result, she’s able to look at the big picture to better understand children’s strengths and needs. 

Her experience includes working with children who may have feeding, speech, language, communication, and/or play needs.  In addition, Christal also has experience working with children who are medically fragile. 

In terms of approach, Christal uses a total communication approach using different strategies including sign language, pictures, and tactile prompts to help with speech production.  She also follows the child’s lead to make therapy fun and keep a child motivated to achieve their goals.


Liz McAllister • MA Ed. & HD

Developmental Therapist

Liz McAllister has been working with families in the DC area for 14 years. She earned a Master of Arts in Education and Human Development at George Washington University and spent five years as an elementary special education teacher working with students with emotional and behavioral disabilities. A firm believer in child led learning, Liz took her expertise out of the classroom and spent three years delivering mission driven educational services to her local community by facilitating child-directed, outdoor, play-based learning classes through the nationwide program, Tinkergarten. 

Liz loves to help children enhance sensory and perceptual-motor skills, language development, cognition and memory development by employing access to sensory rich environments and open ended play scenarios. Liz’s positive approach to learning and behavioral modification helps children feel supported and valued. She loves developing positive relationships and providing parents and caregivers with tools to help their children learn through play. 

In her free time, Liz enjoys karaoke dance parties and spending time exploring outdoors with her husband and three children.  


Mary Mihalyi • MA, CCC-SLP

Speech-Language Pathologist / Hanen Certified

Mary Mihalyi has 20 years of experience working with children as a Speech-Language Pathologist. She received her master’s in Speech-Language Pathology from George Washington University in 1998. Prior to finding her true career of helping young children learn to communicate, she received degrees in math and computer science, taught university-level computer science, and then discovered through a volunteer experience that she enjoyed working with young children. It was while teaching preschool that Mary became aware of the field of speech-language pathology and decided to specialize in this fascinating aspect of child development.

Mary has worked in a variety of public and private schools as well as early intervention. She is equally at home in a child care classroom and in a child’s home working with the family. She enjoys the challenge of finding an individualized approach that will work for each child in nurturing his or her ability to communicate. Mary is certified in the Hanen program of parent education, It Takes Two to Talk.

Outside of work, Mary enjoys reading, walking, spending time outdoors, watching British TV shows, and singing. She and her husband have a young adult son and a cat.


Amanda Soper • MS, CCC-SLP

Speech-Language Pathologist

Amanda Soper is a speech-language pathologist.  She received a Bachelor of Science and Master of Science degrees from Loyola University Maryland. 

Amanda has extensive experience working with pediatric patients.  She specializes in working with children with Complex Communication Needs (CCN) and Alternative Augmentative Communication (AAC).  She has received training in PROMPT, LAMP, and Social Thinking.  Amanda has also been a speaker at several conferences including ASHA, ATIA, Closing the Gap, ISAAC about AAC and adapted play based activities. In therapy sessions, she enjoys being creative and finding motivating ways to help children communicate. 

Outside of work, Amanda enjoys reading, running with her dog, going to plays, and visiting friends all over the country. 


Carol Steed • BSN, RN

Registered Nurse / Billing Specialist

Carol Steed practiced as a Registered Nurse for over 30 years. She received her BSN degree from the University of Arkansas For Medical Sciences in Little Rock, Arkansas. Her practice included the areas of pediatrics, home health, school nursing, gastroenterology, and wound care.   

Carol is the mother of three and has three grandchildren. She enjoys traveling, board games and historical novels.


Kristin Wurie • MA, CCC-SLP

Speech-Language Pathologist / Feeding Specialist / Hanen Certified

Kristin Wurie is a speech-language pathologist who grew up in the DC Metro area.  Her passion for working with people with special needs started in high school when she was a volunteer counselor.  Kristin studied early childhood development and elementary education at St. Mary’s College in Southern Maryland.  After teaching for 3 years and providing ABA therapy for 10 years, she went back to school and received her master’s degree at the University of Maryland College Park Campus. 

Passionate about helping children reach their full potential and supporting parents in being more positive with themselves and their children, Kristin was a natural fit for the Early Intervention team.  She delights in helping families support their children eating safely, communicating needs clearly, and developing positive relationships while having fun. 

In her free time, Kristin enjoys dancing and hiking with her husband and two children.