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What Happens During an ABA Evaluation? A Parent’s Guide to the Initial Assessment
Learn what happens during an initial ABA assessment and how it helps shape your child’s treatment plan.
An initial ABA assessment is the starting point for therapy for your child. Instead of beginning with a fixed set of goals, the assessment lets the clinical team learn about your child's current skills, communication, routines, preferences, and the priorities that matter most to your family.
Knowing what to expect can help you understand why the assessment is done, what the Board Certified Behavior Analyst (BCBA) looks at, and how the information shapes your child's treatment plan.
What Is an Initial ABA Assessment?
This is a clinical evaluation used to guide ABA treatment. It's different from the diagnostic evaluation that determines whether a child meets the criteria for autism—the diagnosis is already assumed here.
The focus is on understanding your child and identifying areas that may benefit from support. Depending on your child, this can include communication, daily living skills, social interaction, behavior, and overall quality of life. Because every child has different strengths and needs, the assessment helps determine what's relevant for your child rather than placing everyone into the same program.
What the Evaluation Involves
An ABA evaluation usually combines information from several sources. The exact process varies by child and provider, so don't expect every assessment to look identical. It typically includes:
- Talking with you about your child's development, current abilities, routines, preferences, challenges, and past services
- Reviewing records, such as diagnostic or developmental evaluations, for context
- Observing and interacting with your child to see how they communicate, engage, and approach everyday activities
- Using assessment tools, standardized or structured, when appropriate for what's being evaluated
This combination matters because a score or questionnaire alone can't capture everything relevant to an individualized program.
Why Your Input Matters
You know parts of your child's daily life that may not show up during a clinical assessment. A child may communicate differently at home than with an unfamiliar clinician, or a challenge may only appear during certain routines. That makes family input an essential part of planning.
A BCBA may ask what your child enjoys, how they communicate wants and needs, what daily routines look like, what they can already do independently, and where they need help. The goal isn't just to list difficulties—strengths, preferences, and existing skills are just as valuable for designing the program.
What Skills May Be Assessed
The areas assessed depend on your child. The BCBA should focus on what's relevant rather than testing every possible skill. Common areas include:
- Communication — how your child expresses wants and needs, whether through speech, gestures, pictures, or an AAC (augmentative and alternative communication) system
- Daily living and independence — routines like dressing, hygiene, eating, toileting, or completing everyday tasks
- Play, social interaction, and learning — and other areas that affect everyday functioning
How a BCBA Assess Behavior
If certain behaviors are affecting safety, learning, communication, or everyday activities, the BCBA may gather more information about when and why they happen. Behavior analysts look beyond what a behavior looks like—they consider what happens before and after it, the situations where it's more likely, and what the child may be communicating or trying to access through it.
This helps the clinician address the purpose behind a behavior rather than simply stopping it. Treatment often means teaching safer, more effective ways for your child to communicate or meet the same underlying need.
Will My Child Have to "Perform"?
An ABA evaluation is not a test your child needs to pass. The clinician is trying to understand what your child can currently do and what makes certain skills easier or harder. Even not completing a task can provide useful information.
Your child may play with toys, activities, or everyday objects while the BCBA observes. Some parts may be structured, while others happen more naturally. A good assessment is designed to maximize benefit, minimize stress, and fit your individual child.
How the Assessment Becomes a Treatment Plan
After reviewing the findings, the BCBA identifies treatment priorities and develops individualized goals. A quality program is never a standard set of exercises given to every child—it's built around your child's skills, needs, interests, and family situation.
Goals might involve communication, independence, self-care, play, social interaction, or learning. The assessment provides a baseline that helps the team measure progress later. Good treatment planning focuses on what's meaningful for your child rather than making them conform to neurotypical expectations.
What Happens After the Assessment
Completing the assessment doesn't always mean therapy starts right away. The BCBA needs time to review the findings and write the plan. If services are funded through insurance, the provider may need to submit documentation or request authorization first—timelines vary by plan.
Assessment also doesn't stop after the first evaluation. ABA involves ongoing measurement: clinicians collect data during treatment to track progress, and the BCBA uses it to adjust strategies or goals over time.
How to Prepare
You don't need to coach your child or practice skills beforehand—the point is to understand their current abilities as accurately as possible. What helps is having useful information ready:
- Diagnostic reports, developmental evaluations, or medical information
- School records and insurance information
- Documentation from other professionals involved in your child's care
It also helps to think about your family's priorities ahead of time: what's going well, where your child needs more support, what they enjoy, and which skills would make a real difference in daily life. Feel free to ask the BCBA how they choose assessment tools and goals, how progress is measured, and how you'll be involved once therapy begins.
Starting ABA Therapy With Kids First Services
The initial assessment helps create ABA therapy that reflects your individual child rather than a one-size-fits-all approach. It gives the clinical team a clear starting point and helps establish meaningful priorities for treatment. Specific intake, assessment, insurance, and authorization requirements vary by family.
Visit Kids First Services to learn more and connect with the team.

