Clarity Starts Here:

Nationwide Learning Disability and ADHD Testing for Children, Teens, and Adults

If you’re searching for answers about ADHD, dyslexia, dyscalculia, dysgraphia, or other learning challenges, we provide comprehensive evaluations acceptednationwide.

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5 Star Rated

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Trusted by K-12 Public and Private Schools Nationwide

Accepted by 550+ Universities & Colleges

21+ years of Expertise

Serving all 50 states

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Is Learning a Challenge?

Research shows that 1 in 5 individuals has a learning or attention difference. Conditions like ADHD, dyslexia, dyscalculia, and dysgraphia are more common than most families realize.

Many children and adults go years without a proper educational or neuropsychological evaluation. Struggles with reading, math, writing, memory, focus, or executive functioning are often misunderstood until a comprehensive diagnostic assessment is completed

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Comprehensive Diagnostic Evaluations

Our comprehensive evaluation looks at all areas of learning and processing and can diagnose all of the following:

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Dyslexia

A reading disorder impacting how sounds and letters form words. It can affect word recognition, decoding, reading fluency, and spelling.

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Dyscalculia

A specific learning disability in math that impacts number sense, problem-solving, and understanding mathematical concepts.

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Dysgraphia

A writing disorder affecting fine motor skills and written expressions - making it difficult to perform: handwriting, spelling, and organizing thoughts on paper.

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ADHD

A neurodevelopmental disorder that affects attention, organization, and impulse control. This often makes it hard to stay focused or complete tasks efficiently.

Our Evaluation Reports Can Be Used For:

Documentation for ACT, SAT and Other Standardized Testing Accommodations

Students with disabilities may receive accommodations on assessments. Our evaluations meet ACT/SAT requirements.

Documentation for College Disability Support

A specific learning disability in math that impacts number sense, problem-solving, and understanding mathematical concepts.

Documentation for Certification, Licensure and Other Professional Exams

A writing disorder affecting fine motor skills and written expressions - making it difficult to perform: handwriting, spelling, and organizing thoughts on paper.

Workplace Accommodations and Adult Support

A neurodevelopmental disorder that affects attention, organization, and impulse control. This often makes it hard to stay focused or complete tasks efficiently.

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A smiling man and woman outdoors with trees in the background, the man wearing a blue shirt and the woman wearing a green top.

A Family-Founded Practice, Built from Experience

Diagnostic Learning Services was built on a foundation of expertise and heart. Founded by Laurie and Tim Peterson, our practice combines decades of specialized experience with a heartfelt commitment to each client's success.

We understand that behind every evaluation is a person seeking clarity, support, and the tools to thrive. That's why we approach every assessment with both clinical excellence and genuine care.

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Family-Founded

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Client-Centered

Our Process

How Our Process Works

Navigating the diagnostic journey can feel overwhelming. Our simple process makes each step clear, comfortable, and supportive from start to finish.

01

Initial Consultation

We discuss concerns, academic history, and determine the appropriate diagnostic testing plan.

02

Comprehensive Evaluation

Clients complete standardized assessments with a certified diagnostician to evaluate cognitive functioning, academic achievement, and attention regulation.

03

Personalized Reports & Next Steps

We’ll review the findings together in clear, easy-to-understand terms, and create a personalized road map with recommendations tailored to your or your student’s unique needs and goals.

Clear answers. Practical recommendations. A path forward.

Ready to Find Clear Answers?

Our goal is for every family, student, and adult client to leave with clarity, confidence, and a personalized plan for success. Whether you are trying to better understand learning challenges, ADHD, or next steps for support, our team is here to help you move forward with a clear road map.

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