Our Team
We are a multidisciplinary team of psychiatrists, speech-language pathologists, mental health counselors and educational specialists. Our providers are committed to assisting our clients in overcoming steep challenges and achieving their goals through personalized care plans.
Not only do we understand conditions like ADHD and dyslexia from a professional standpoint, many of us also have personal experiences with them — whether we were diagnosed ourselves or witnessed loved ones navigate learning or attention challenges. We provide empathetic, compassionate support for you and your family.
Wendy Popa, MS CCC-SLP
Co-CEO & Co-Founder, SLP & Dyslexia Specialist
Wendy offers knowledge, unwavering passion, and personal experience to our practice. She provides personalized and empowering treatment for clients with attention and learning challenges. Wendy is a graduate of Biola University and the University of Utah. She is licensed in Washington, Idaho and Oregon.
Thomas Beck, MD
Co-CEO & Co-Founder, Child, Adolescent and Adult Psychiatry
Thomas brings a combination of expertise and empathy to his practice, helping children and adults overcome attention challenges, maximize their strengths, and reveal often-hidden talents. He is a graduate of Loma Linda University and completed his residency at UCLA. He is licensed in Washington, Idaho, and California.
Brian Pham, MD
Psychiatrist, Medical Director
Brian oversees and provides training for all providers to ensure exceptional care for ADHD. He has an unwavering commitment to building client confidence and resiliency while overcoming challenges. He is a graduate of Brown Medical School, completed his psychiatry residency at UCLA and fellowship at UC Irvine Neuropsychiatric Center. Dr Pham is licensed in Washington and Idaho.
Hannah Fant, MS CCC-SLP
Director of Language and Learning Services, Speech-Language Pathologist
Hannah is an experienced speech-language pathologist who supports our language and learning team with far-reaching expertise and provides patient, compassionate care. She is a graduate of Washington State University. She is licensed in Washington, Idaho, Montana and Colorado.
James Clark, DNP, FNP-BC
Doctor of Nursing
As a board-certified Doctor of Nursing and family nurse practitioner, James Clark is passionate about improving the lives of both children and adults with ADHD through compassionate, holistic and individualized care plans. He is licensed in Washington and Idaho.
Terry Noyes, PA-C
Physician Assistant-Certified
Terry is instrumental in developing and executing therapeutic plans for clients with ADHD or other conditions, helping them improve their health and well-being. She is a graduate of the University of Colorado School of Medicine and is licensed in Washington and Idaho.
Kathrin Dentel, DNP, ARNP, PMH-BC
Psychiatric Nurse Practitioner
A psychiatric nurse practitioner with extensive experience in diverse clinical settings, Kathrin Dentel centers her career around helping adults, teens and children with ADHD become their best selves through improved diagnosis, education, skills, support and medication. She is licensed in Washington and Idaho.
Katie Riley, BS SLPA
Speech-Language Pathology Assistant, Executive Function Testing Technician
Katie provides speech therapy services to our clients, helping them to manage language disorders, identify talents and achieve their goals. Katie is graduate of Utah State University and Washington State University. She is licensed in Washington.
Paiton Haeberle, BA SLPA
Speech-Language Pathology Assistant, Executive Function Testing Technician
Paiton provides speech therapy services to our clients, helping them to manage language disorders, identify talents, and achieve their goals. Paiton is a graduate of Washington State University. She is licensed in Washington.
Mary Kelleher, MS CCC-SLP
Assistant Director of Language and Learning Services, Speech-Language Pathologist
A Speech-Language Pathologist, Mary Kelleher assesses and treats clients with specific language and learning conditions, implementing a customized speech therapy plan to help them overcome obstacles and find success.
Michelle Simpson, BS SLPA
Speech-Language Pathology Assistant, Executive Function Testing Technician
Expanding Winston Center’s ability to provide exceptional speech therapy services, Michelle serves as a Speech-Language Pathology Assistant. She specializes in treating various communication difficulties, highlighting strengths, and building client confidence. She is a University of Montana graduate and licensed in Idaho and Washington.
Julia Mahoney, BS C-SLPA
Speech-Language Pathologist Assistant- Certified, Executive Function Testing Technician
Julia is a Speech-Language Pathology Assistant. She specializes in treating a variety of communication difficulties, highlighting strengths, and building client confidence. She is licensed in Washington and Idaho.
Janelle Huddle, BA SLPA
Speech-Language Pathology Assistant, Executive Function Testing Technician
Janelle provides focused reading and language intervention for our clients, focusing on building confidence, talents and strengths while overcoming language-related challenges. She is licensed in Washington.
Codi Dunn, BS SLPA
Speech-Language Pathology Assistant, Executive Function Testing Technician
As a Speech-Language Pathology Assistant, Codi brings experience and knowledge to Winston Center. She’s committed to helping her clients navigate learning challenges and achieve their goals. Codi is a graduate of the University of Montana. Codi is licensed in Montana and Washington.
Gabee Deleo
National Board Certified Health and Wellness Coach & Research Coordinator
A Certified Health and Wellness Coach at Winston Center, Gabee is passionate about helping our clients address ADHD and improve wellbeing through healthy lifestyle choices, including implementing our proprietary Winston Protocol.
Molly Clark
ADHD Coach and Certified ADHD Educator
A dedicated ADHD Coach at TheraSpark, Molly is passionate about helping children, parents, and adults navigate the challenges of ADHD. With extensive experience in early childhood education, she brings a wealth of knowledge and a unique perspective to her role, empowering families and individuals to discover and celebrate the strengths of the ADHD brain.
Advisory Board
Robert Maurer, PhD
Human Potential
As Director of Behavioral Sciences for the Family Practice Residency Program at WSU Medical School and a faculty member with the UCLA School of Medicine, Dr. Maurer has traveled extensively to present seminars and consultations on a broad spectrum of issues that people face in today’s societies.
