Baker Neuropsychology
Jason J. Baker, Ph.D.
Phone: (602) 274 - 1462 | Fax: (602) 274 - 7402 | Email:
Jason J. Baker, Ph.D.
Clinical Neuropsychologist
Licensed Psychologist
Dr. Jason Baker specializes in neuropsychological, psychoeducational, and psychological assessment of children, adolescents, and
adults. He has also completed certification training in qEEG/brain mapping assessment, neurofeedback, and use of NeuroField

Dr. Baker received his Ph.D. from Texas Tech University in 2003, and completed a two-year postdoctoral residency in Clinical
Neuropsychology at the Barrow Neurological Institute (St. Joseph's Hospital and Medical Center) in 2005. Dr. Baker is a licensed
psychologist in Arizona.

Dr. Baker has given numerous presentations on topics related to neuropsychological and psychological assessment and treatment,
and has had several articles published in professional journals. He has taught both undergraduate and graduate level courses. He
has been an adjunct assistant professor at Midwestern University, Arizona State University, and Argosy University. He has also been
an invited speaker for various organizations, ranging from medical practices to schools.

Dr. Baker has had a great deal of experience in working with children and adults with neurodevelopmental disorders (e.g.,
ADD/ADHD, autism-spectrum disorders, learning disorders, and language disorders), neurological injuries/illnesses, and various
emotional and medical difficulties.
Natalie Loomis, Ph.D.
Clinical Neuropsychologist
Licensed Psychologist
Dr. Natalie Loomis completed her two-year postdoctoral residency in Clinical Neuropsychology at
Baker Neuropsychology under the supervision of Dr. Jason Baker. Dr. Loomis received her Ph.D. in
School Psychology from the University of Arizona in 2017. She completed her pre-doctoral internship
in the Scottsdale Unified School District through the Arizona Psychological Training Consortium, an
APPIC-approved internship. Dr. Loomis is a licensed psychologist in Arizona, and is also credentialed
as a school psychologist.  

Dr. Loomis has experience providing comprehensive school-based mental health support to students
and their families. She has expertise in special education law and the neuropsychological and
psychoeducational assessment of learning disabilities for preschool through college-aged students.
Ashley received her Bachelor’s degree in Psychology from San Diego State University. She has worked in a
variety of mental, behavioral, and developmental health settings since her graduation. She has
experience working with children with a wide variety of presenting issues, including Autism Spectrum
Disorder, ADHD, and oppositional-defiant behaviors in school settings as a Therapeutic Support. Ashley
has also worked as a Support Coordinator for the State of Arizona Division of Developmental Disabilities
(DDD) children’s department, where she assisted children and families by providing assessments and
services to increase functional limitations brought on by epilepsy, intellectual/cognitive disabilities,
autism-spectrum disorders, and cerebral palsy. She developed, implemented, and monitored case plans
to ensure continued success and family well-being.

Ashley has worked for the State of Arizona’s Rehabilitation Services Administration by providing the
services and counseling needed to help clients gain the necessary skills to return to the workforce. She
developed individual service plans through interviewing and counseling with clients, coordinated with
contracted vendors to ensure proper delivery of services, regularly met and discussed
successes/concerns with the clinical teams, and monitored cases to assist clients' needs. She also has
experience working in the behavioral health setting as a Behavioral Health Technician in which she
worked with clients to increase their independence through well-established research modalities and
wrap around services.

Baker Neuropsychology
Jason J. Baker, Ph.D.
Phone: (602) 274 - 1462 | Fax: (602) 274 - 7402 | Email:

1515 E. Missouri Ave. Suite #110
Phoenix, Arizona 85014

Baker Neuropsychology
Jason J. Baker, Ph.D.
Phone: (602) 274 - 1462 | Fax: (602) 274 - 7402 | Email:

Baker Neuropsychology
Jason J. Baker, Ph.D.
Phone: (602) 274 - 1462 | Fax: (602) 274 - 7402 | Email:

Baker Neuropsychology
Phone: (602) 274 - 1462 | Fax: (602) 274 - 7402 | Email:
Ashley Gobea
Neurofeedback Provider
Ashley Voss, Psy.D.
Postdoctoral Resident
Clinical Neuropsychology
Dr. Ashley Voss is a Postdoctoral Resident in Clinical Neuropsychology. Dr. Voss’ background includes working
with children and adolescents in a variety of educational, medical, and mental health settings. She received
her Bachelor’s degree in Elementary Education from Arizona State University, and has a Master’s degree in
Special Education from Grand Canyon University. As a special education teacher, she taught transition and
academic skills to students with cognitive, emotional, and learning disabilities. It was during this time she
became more interested in the relationship between the brain and behavior, leading her down a path into the
field of psychology.

Dr. Voss began her graduate training at the Arizona School of Professional Psychology, earning a Master’s
degree in Clinical Psychology in 2017. She completed her pre-doctoral internship at the Nonpublic School at
Casa Pacifica Centers for Children and Families, an APA-accredited site in Camarillo, California. She obtained
her doctorate (Psy.D.) in Clinical Psychology from the Chicago School of Professional Psychology in 2019.  

Dr. Voss’ clinical training includes a balance of individual, group, and family therapy within a variety of settings
(e.g., private practice, school, residential, intensive outpatient), as well as conducting neuropsychological
assessments at Phoenix Children’s Hospital. She has experience working with individuals with
neurodevelopmental disorders (e.g., ADHD, learning disorders, autism-spectrum disorders), attachment
disorders, complex trauma, and various neurological injuries/illnesses. She has worked with diverse age
groups from children and adolescents to older adults, providing a keen understanding of development and life
transition issues.