ABA Assessment: Steps, Tools, and What Comes Next

If your child is about to start applied behavior analysis (ABA) therapy, you may wonder what that first appointment will be like.

I remember having so many questions before my daughter’s first ABA assessment visit. Would she have to sit through rigorous testing? What if they didn’t answer my questions? What if she got overwhelmed and refused to take part?

An ABA assessment isn’t a test your child has to pass. It’s a chance for a Board Certified Behavior Analyst (BCBA), the clinician who designs and oversees ABA therapy, to learn about your child, see what they already do well, and figure out where support would help most.

As a nurse and parent of an autistic child, I think a great way to prepare for your child’s ABA assessment is to simply know what to expect. You don’t need to coach your child or practice any skills ahead of time. Instead, bring with you what you already know about your child’s routines, skills, challenges, and what daily life looks like at home and school.

Key Takeaways

• It’s the starting point for therapy: The assessment shows your child’s behavior analyst your child’s strengths and which goals to work on first, and it’s separate from the evaluation that diagnoses autism.
• It draws on several kinds of information: The clinician learns by talking with you, watching your child play, trying simple activities together, and using checklists that fit your child’s age and skill level.
• The results shape the plan: The findings set your child’s goals and the therapy hours the clinician recommends, and insurance plans often need them before they approve treatment.
• You can get help with the next step: If you’d like help checking your coverage and finding a behavior analyst for the assessment, you can start your intake with Alpaca Health.

What is an ABA assessment?

An ABA assessment (some providers and insurers call it an ABA evaluation) is the first evaluation used to build your child’s ABA treatment plan.

The BCBA reviews your child’s strengths as well as the areas where they need more support. The support needed depends on the child, but it can include things like communication, play, daily living skills, getting along with others, learning skills, safety, and independence.

The assessment goes beyond a list of what your child can and can’t do, and it tries to answer questions such as:

• What can your child already do independently?
• Which skills are beginning to develop?
• What gets in the way of learning?
• What does your family need help with right now?
• Which goals could make the biggest difference in daily life?

The answers give the BCBA a starting point for treatment.

You don't have to figure this out alone.

Alpaca Health matches your family with a vetted, in-network BCBA, often within days and with no waitlist. We handle the insurance paperwork so you can focus on your child.

Get matched with a BCBA →

How the BCBA’s assessment differs from an autism evaluation

An autism evaluation decides whether someone meets the diagnostic criteria for autism. An ABA assessment is used to determine treatment needs and goals rather than diagnose autism.

A neuropsychological evaluation is broader still, and it can look at thinking, attention, memory, learning, language, emotions, and behavior.

The ABA assessment asks a different question from the diagnosis: What should treatment focus on for this particular child? So if your child already has an autism diagnosis, the ABA assessment is usually the next step before therapy starts.

What happens during the assessment, step by step

Not every provider follows the exact same schedule, but most ABA assessments include several of the same pieces.

Questionnaires for parents and teachers

You may be asked to fill out questionnaires about how your child communicates, behaves, gets along with others, and handles daily routines on their own.

A teacher, daycare provider, or another caregiver might fill one out too.

Don’t worry about giving the “right” answer. The BCBA needs an accurate picture of what your child does in real life.

If your child can do something at school but not at home, or the reverse, that’s useful to know.

The caregiver interview

The BCBA will usually spend time talking with you directly.

They may ask about:

• What led you to seek ABA
• Your child's communication
• Daily routines that are difficult
• Safety concerns
• Play and social interaction
• Self-care skills
• Behaviors you're concerned about
• What your child enjoys
• What matters most to your family

Specific answers help most here, so instead of saying, “Mornings are hard,” you can say, “Getting dressed can take 45 minutes because transitions are difficult.”

That gives the BCBA something much more useful to work with.

Watching your child play and learn

A large part of the assessment may simply look like the BCBA spending time with your child.

They’ll watch how your child plays, communicates, responds to instructions, asks for things, transitions between activities, or reacts when something doesn’t go as expected.

For younger children in particular, a good assessment can look much more like play than testing.

Skills testing with your child

The BCBA may also set up specific activities to see which skills your child can do on their own and how much help they need with others.

For example, they may see whether your child can:

• Ask for a preferred toy
• Match pictures or objects
• Imitate an action
• Follow a simple direction
• Wait briefly
• Take turns
• Complete part of a self-care routine

Your child isn’t expected to know everything.

The BCBA needs to see both what comes easily and where teaching may be useful.

“Parents are sometimes surprised to hear that in an evaluation, every child gets asked to do things they can’t do yet, and that’s on purpose!” says Maria Orzechowski, PsyD, who works with neurodiverse children and their families. “If your child breezed through everything, we wouldn’t know where their skills top out or where to start helping. With older kids, I’ll even tell them, ‘If something feels hard, that’s a good thing! I want to know what’s hard for you.’ So if your child gets stuck, try not to worry. It’s exactly the information we’re there for.”

Types of ABA assessments and what each one measures

There isn’t one required ABA assessment for every autistic child.

The BCBA chooses tools based on your child’s age, developmental level, communication, and the kinds of skills being looked at.

VB-MAPP

The Verbal Behavior Milestones Assessment and Placement Program, or VB-MAPP, looks closely at early language and learning skills.

Its Milestones Assessment includes 170 milestones across three developmental levels: 0 to 18 months, 18 to 30 months, and 30 to 48 months. It covers areas such as asking for things, naming objects, listening, imitation, play, social skills, classroom skills, and early school skills.

That doesn’t mean it’s only for children younger than 4. Its author says it can help a person of any age whose language skills are below those of a typical 4-year-old. So the developmental skill level is what matters.

ABLLS-R

The Assessment of Basic Language and Learning Skills-Revised, or ABLLS-R, is both an assessment and a skills-tracking system.

It covers 544 skills across 25 areas, including language, social interaction, self-help, school skills, and motor skills. It’s often used to see which basic learning skills your child already has and which ones still need to be taught.

AFLS

The Assessment of Functional Living Skills, or AFLS, shifts the focus toward everyday independence.

It can look at skills involving self-care, home routines, school, community outings, job skills, and independent living. The tool is designed for children, adolescents, and adults.

For an older child or teenager, that may be much more meaningful than spending most of the assessment on early language milestones.

Vineland-3

The Vineland Adaptive Behavior Scales, Third Edition (Vineland-3) looks at how someone handles daily life.

It covers communication, daily living, and social skills, plus optional sections such as motor skills. The Vineland-3 can be used from birth through age 90. Parent and caregiver forms and interviews cover the full age range, and a teacher form is available for ages 3 through 21.

ESDM Curriculum Checklist

The Early Start Denver Model (ESDM) Curriculum Checklist is used with young autistic children. It helps the clinician map your child’s skills across several areas of development and set treatment goals.

It looks across areas such as communication, social skills, imitation, thinking skills, play, movement, and independence.

The important thing for parents is that these tools aren’t competing tests. A BCBA may use one, several, or portions of different assessments depending on what they need to understand about your child.

What is a functional behavior assessment?

The functional behavior assessment, or FBA, is more focused than a broad skills assessment. It tries to understand why one specific behavior is happening.

That doesn’t mean blaming your child or assuming the behavior is on purpose. It helps to think of the behavior as information for the team.

The U.S. Department of Education describes an FBA as a way to understand the function, or purpose, of a behavior that gets in the way. It also looks at what makes that behavior more or less likely to happen.

Imagine, for example, that bath time ends in a meltdown most nights. Your child cries, runs away, or drops to the floor as soon as you say it’s time for a bath.

The BCBA wouldn’t simply label the behavior as “noncompliance,” meaning not following directions.

They might look at what happens:

Before: You say, “It’s bath time,” and turn off the tablet.

Behavior: Your child cries, runs away, and drops to the floor.

After: Bath time is delayed while you calm your child.

Then the BCBA starts asking more questions.

Is your child trying to avoid stopping a preferred activity? Is the bath itself uncomfortable because of water, temperature, sound, or another sensory experience? Is the routine unpredictable? Does your child have a way to ask for more time or a break?

The purpose of the FBA is to understand what’s behind the behavior so the treatment plan can address that reason instead of simply trying to stop the behavior.

How the assessment changes with your child’s age

An ABA assessment for a 3-year-old shouldn’t look exactly like one for a 16-year-old.

Toddlers and preschoolers

For younger children, assessment often focuses heavily on:

• Early communication
• Play
• Imitation
• Joint attention
• Following simple directions
• Early social interaction
• Daily routines
• Beginning independence

The assessment may involve a lot of play and observation.

School-age children

As children get older, the BCBA may put more attention on:

• Communication across settings
• Classroom and learning skills
• Friendship and peer interaction
• Emotional regulation
• Daily living skills
• Safety
• Independence at home and school

School reports, teacher input, and notes from speech or occupational therapy (OT) can also become more useful. If your child has an Individualized Education Program (IEP), share that as well, since it’s the school’s written plan for your child’s special education.

Teens and young adults

For teenagers and young adults, the assessment often focuses more on the skills needed for adult life.

Goals might involve:

• Personal hygiene
• Cooking
• Transportation
• Money
• Community safety
• Employment skills
• Self-advocacy
• Independent living

Tools such as the AFLS can be a good fit at this age, because they look at skills across home, school, the community, work, and independent living.

How long does the assessment take?

There isn’t one standard timeline. The length depends on your child, the tools used, how much observation is needed, the provider’s process, and your insurance plan.

Texas Medicaid, for example, approves up to six hours of the behavior analyst’s time for a first evaluation. That includes the time spent scoring and writing the report. On the longer end, practice guidelines from the Council of Autism Service Providers say the first assessment for a program that covers many skill areas can take 20 hours or longer.

The visits with your child

Some assessments can be completed in one longer visit. Others are spread across several sessions so the BCBA has enough time to see your child in different activities.

For younger children, shorter visits may also give the clinician better information than expecting a child to take part for hours at once.

Scoring and writing the report

The assessment isn’t finished when your child leaves.

The BCBA still has to score the tools, review records, interpret what they observed, select treatment goals, and write the assessment report and treatment plan.

Your insurance plan’s review

If insurance is paying for ABA, the provider then sends the assessment and treatment plan to your plan for prior authorization, which means the plan has to review and approve the treatment before therapy can begin.

Insurers have different rules and review times, so a delay at this step doesn’t by itself mean something is wrong with your child’s assessment. Ask the provider whether the report has been submitted and whether the insurer has requested anything else.

What’s in the assessment report and treatment plan

When the assessment is finished, the BCBA should be able to explain the results in plain language.

The report may include:

• Your child's background and diagnosis
• Assessment tools used
• Current strengths
• Areas where support is needed
• Behaviors being addressed
• Baseline skill levels
• Treatment goals
• Recommended ABA services
• Caregiver-training goals
• Plans for measuring progress
• Recommendations for reducing or changing services over time

When the BCBA reviews the report with you, ask:

• Which strengths stood out?
• Which goals are the highest priority?
• Why were these goals chosen?
• How do these goals help my child in everyday life?
• How will progress be measured?
• What can we work on at home?
• How often will the treatment plan be reviewed?
• What would cause the goals or recommended hours to change?
• How will we know when my child needs less support?

Be sure to ask about any goal you don’t understand.

You shouldn't have to agree to a treatment plan full of clinical language without knowing what it means for your child.

“When I go over results with a family, I always tell them, ‘If I say something that doesn’t make sense or use a word you don’t know, please stop me and ask!’” Maria adds. “Clinicians get so used to our own vocabulary that we forget it isn’t everyday language. I’d much rather explain something a few different ways than have you nod along and go home confused. Being able to explain things clearly is a big part of our job. A good clinician will welcome your questions.”

Wondering how you'll pay for ABA?

Alpaca Health is in-network with 100+ plans, including Medicaid in the states we serve, and we verify your coverage for free before anything starts.

Check your coverage →

How insurance uses the assessment to approve therapy

For families using insurance, the ABA assessment often serves two purposes.

First, it helps the BCBA plan treatment. It also gives the insurer what it needs to decide whether ABA is medically necessary (needed to treat your child’s condition) and how many hours to approve.

The first approval

The provider may send your plan the diagnosis, the assessment results, and the treatment plan with its goals and recommended hours. Some plans ask for more paperwork too.

Insurance approval isn’t based on an autism diagnosis alone. Cigna’s coverage policy, for example, asks for a standardized assessment given within 60 days before treatment starts. The treatment goals also have to match the areas of need that assessment found.

Reassessments and renewals

Many plans also require an updated assessment before they renew ABA. Texas Medicaid, for example, pays for a re-evaluation once every 180 days.

That doesn’t mean your child is starting over every few months.

The reassessment shows your child’s progress, including what has changed and which goals have been met. It also shows where your child still needs support and whether the plan or the amount of therapy should change.

How to prepare your child and yourself

You don’t need to coach your child for an ABA assessment.

In fact, the BCBA needs to see what your child can typically do, and practicing ahead of time can blur that picture.

What to bring

Depending on the provider, it may help to have:

• Autism diagnostic report
• Insurance information
• IEP or school evaluations
• Speech or OT reports
• Medication list, if applicable
• Previous ABA records
• Behavior or safety plans
• A favorite toy, snack, or comfort item if allowed

“If you can, bring the whole diagnostic report, instead of only the summary page or the diagnosis letter,” Maria explains. “I know those reports can be long! But the scores and recommendations inside them can save time. They help the BCBA pick the right tools and keep your child from being re-tested on things we’ve already looked at.”

What to tell the BCBA

Tell them about the things that don’t always show up during an office visit, such as:

• What mornings look like at home
• What happens during transitions
• How your child asks for help
• Foods or textures they avoid
• Safety concerns such as wandering
• Sleep or toileting difficulties
• What happens when your child is overwhelmed
• Skills your child does at home but may not show during the assessment
• What your child really enjoys

And tell them what you want help with.

Your priorities are one of the most important parts of the plan. A technically perfect goal isn’t very useful if it has little to do with what makes daily life harder for your child or family.

How Alpaca Health helps families with the ABA assessment

You don’t need to know which assessment your child needs before reaching out for ABA.

In the states it serves, Alpaca Health checks your child’s insurance benefits at intake, including your deductible and out-of-pocket costs. The team then matches your family with an independent BCBA licensed where your child lives. That BCBA completes the assessment and builds the treatment plan around your child instead of a standard list of goals. If your plan requires prior authorization, the team sends in the paperwork, although only your insurer can approve coverage. You’ll also need a referral from your child’s doctor.

If you’re ready to start the ABA assessment process, you can start your intake with Alpaca Health.

You don't have to figure this out alone.

Alpaca Health matches your family with a vetted, in-network BCBA, often within days and with no waitlist. We handle the insurance paperwork so you can focus on your child.

Get matched with a BCBA →

Frequently asked questions about ABA assessments

How much does an ABA assessment cost?

The price of an ABA assessment depends on the provider and how long it takes, much like the cost of ABA therapy itself. It also depends on whether you pay privately or through insurance or Medicaid. The BCBA’s time is billed in 15-minute units under code 97151, which includes scoring and report writing. If you have insurance, ask whether the assessment needs prior authorization, whether the provider is in-network, and what you’ll owe toward your deductible, copay, or coinsurance. If you’d like help checking what your plan covers, you can start your intake with Alpaca Health.

Can an ABA assessment be done virtually?

Some parts can, such as interviews with you, questionnaires, record review, and some observation. The Vineland-3’s publisher, for example, has guidance for giving it remotely through a video interview or online parent forms. Whether the whole assessment can happen virtually depends on your child, the tools, the provider, and your insurance plan. Federal Medicaid guidance from August 2026 also advises against doing the first full assessment by telehealth, so your BCBA may still want to see some skills in person.

What does ABA mean in autism?

ABA stands for applied behavior analysis. It’s an approach that looks at how the world around a person shapes their behavior and learning. ABA uses what it learns to teach useful skills and reduce the things that get in the way of daily life. An ABA assessment is the step that helps the treatment team decide which skills and needs should be addressed first.