If you have been wondering whether you have ADHD, you may also be wondering what adult ADHD testing actually involves. Many people expect the evaluation process to be relatively straightforward: answer some questions about your symptoms, take an ADHD test, and find out whether you have it.
Many people are surprised to learn that a comprehensive ADHD evaluation can be much more involved.
At Utah Center for Psychological Services, an adult ADHD evaluation typically involves an in-depth clinical interview, questionnaires, cognitive testing, information from someone who knows you well, record review, careful review and integration of the results, and a feedback session. Depending on the complexity of the evaluation, the process may involve more than one testing session.
Why so much information?
Because struggling with attention does not necessarily mean you have ADHD. Attention problems are common, and figuring out why someone is struggling is often much more complicated than determining whether they check enough boxes on an ADHD questionnaire.
That is ultimately what a good ADHD evaluation should do: not simply answer “Do I have ADHD?” but help explain why you are experiencing the difficulties you are experiencing and what you can do about them.
There Is No Single Test for ADHD
With the growth of online mental health services, it has become increasingly common to encounter quick online tests or questionnaires that promise to tell you whether you may have ADHD.
Questionnaires can provide useful information, but ADHD cannot be diagnosed based on a questionnaire alone. Current clinical guidance emphasizes a comprehensive assessment that considers developmental and psychiatric history, symptoms across different areas of life, functional impairment, and information from multiple sources.
This distinction matters because many people struggle with attention.
Difficulty concentrating, procrastinating, forgetting things, losing track of tasks, feeling overwhelmed, or struggling with organization can certainly occur with ADHD. But those experiences are not unique to ADHD. Anxiety, depression, trauma, sleep problems, substance use, learning difficulties, and other conditions can also affect attention and executive functioning.
The important question, then, isn’t simply:
“Do you have trouble paying attention?”
It’s:
“Why are you having trouble paying attention?”
What Happens During an Adult ADHD Evaluation?
The exact process varies depending on the person and the questions we are trying to answer, but a comprehensive adult ADHD evaluation at UCPS generally includes several steps.
1. A comprehensive clinical interview
We typically begin with a 90-minute intake appointment.
We want to understand you as a whole person—not just collect a list of ADHD symptoms. That means asking about your developmental history, education, work, relationships, mental health treatment, substance use, medical and psychological history, and other important experiences.
We also take a deep dive into the specific problems that brought you in for testing. If you’re struggling with attention, for example, we want to know what that actually looks like in your life. When did it begin? How frequently does it happen? Where does it cause problems? Has it always been present, or did it emerge during a particular period of your life? How has it affected school, work, relationships, household responsibilities, or other areas of functioning?
That timeline is particularly important because ADHD is a neurodevelopmental disorder: its symptoms originate during childhood, even though many people are not diagnosed until adulthood.
2. Online questionnaires
We generally send several questionnaires for you to complete, ideally before your first in-person testing session. These can be fairly lengthy. Depending on the evaluation, they may include ADHD symptom measures, measures of other psychological symptoms, and a broader personality measure.
The purpose isn’t simply to generate scores. We review your responses alongside everything else we know about you, and we may follow up on particular responses during your testing appointment.
Rating scales can be valuable pieces of an ADHD assessment, but they are meant to supplement—not replace—a comprehensive clinical evaluation.
3. In-person psychological testing
The testing session usually lasts approximately two to three hours, although this varies considerably depending on the referral questions and complexity of the case.
During testing, we may assess different aspects of cognitive functioning, including areas such as learning, memory, attention, and executive functioning.
Some evaluations require an additional testing session. We don’t believe in administering more tests simply for the sake of testing, but we also don’t want to stop gathering information when important questions remain unanswered.
4. Information from someone who knows you well
When possible and appropriate, we often ask someone who knows you well to complete questionnaires about you. That might be a spouse, partner, parent, or another person who has had the opportunity to observe you over time. Sometimes we may also speak directly with that person to gather more qualitative information.
This outside perspective can be valuable because ADHD symptoms should be understood across contexts rather than based solely on what happens during a few hours in a psychologist’s office. Clinical guidance likewise recognizes observer reports as an important potential source of information during ADHD assessment.
A Good ADHD Evaluation Isn’t Just an ADHD Evaluation
This may be the most important thing to understand about the process.
If someone comes to us saying, “I think I have ADHD,” our job is not to gather evidence proving that they have ADHD.
Our job is to figure out what explanation best accounts for the problems they are experiencing.
That means considering multiple hypotheses.
Maybe it is ADHD. Maybe anxiety is consuming so much mental bandwidth that concentrating has become difficult. Maybe depression is affecting motivation, processing, and executive functioning. Maybe trauma is playing a role. Maybe there are learning difficulties or another neurodevelopmental condition. Sometimes several things are happening simultaneously.
This is one reason adult ADHD assessment can become complicated: other mental health and neurodevelopmental conditions can overlap with ADHD, and co-occurring conditions are common.
Psychological diagnosis isn’t like getting an X-ray and seeing that a bone is clearly broken. People are murky and messy. We don’t always fit neatly into diagnostic boxes.
A psychologist has to sift through a large amount of sometimes conflicting information and ask which explanation—or combination of explanations—makes the most sense.
That makes a comprehensive evaluation more difficult. But it can also make the conclusions much more useful.
Why Does It Matter Whether the Attention Problem Is Actually ADHD?
Because identifying the symptom isn’t enough to know what to do about it.
Imagine two people who both say:
“I can’t concentrate at work.”
On the surface, their problems may look very similar.
But if one person’s difficulties stem primarily from ADHD and the other’s are related to significant anxiety or trauma, those two people may need very different interventions.
If we focus only on the fact that both people struggle with attention, we haven’t really explained anything.
The goal is to understand the source and context of the difficulty so that recommendations can actually address it.
The Part of the Evaluation You Don’t See: Putting Everything Together
After testing is completed, the psychologist still has a significant amount of work to do.
By this point, we may have information from hours of interviews and testing, behavioral observations, multiple questionnaires, cognitive test results, collateral information, records, and the person’s developmental, academic, occupational, relational, and mental health history.
Now we have to make sense of it. This is the part of psychological assessment that is particularly important: integration.
The goal isn’t to write a report that simply lists test scores or summarizes each measure one after another. We are trying to create a cohesive narrative that explains how this person got to where they are, why they are struggling in the ways they are struggling, and what the available information suggests will help them move forward.
That requires looking at information that fits together and information that doesn’t.
Sometimes the answer is ADHD.
Sometimes it isn’t.
And sometimes ADHD is only one piece of a much larger picture.
What Should You Get From an ADHD Evaluation?
Of course, one goal is diagnostic clarity.
If you meet criteria for ADHD, you should understand why. If you don’t, you should also understand why and ideally have a better explanation for the difficulties that led you to seek testing in the first place.
But a good psychological evaluation should offer something more than a diagnosis. At UCPS, we want our clients to leave the process feeling truly seen and understood.
Ideally, there is a moment when all of these pieces that have seemed disconnected suddenly begin fitting together: Oh. This makes sense. This explains why I’ve struggled with this. This explains why certain things have always been harder for me.
And then we want to move beyond understanding into action. Recommendations should be specific to you—your strengths, your weaknesses, your circumstances, your goals, and the particular reasons you are struggling. They may include recommendations related to treatment, medication consultation, strategies for executive functioning, workplace or academic accommodations when appropriate, or other supports.
Just as importantly, an evaluation shouldn’t only identify what’s wrong. Understanding your strengths matters too. Those are things you can feel proud of, and they’re also resources you can leverage to compensate for areas that are more difficult.
Ultimately, the goal isn’t simply to walk away knowing whether you have ADHD. It’s to walk away with a clearer understanding of yourself and a roadmap for what comes next.
Looking for Adult ADHD Testing in Salt Lake City?
Utah Center for Psychological Services provides comprehensive adult ADHD evaluations and psychological testing in Salt Lake City, Utah. Our evaluations are designed to look beyond a checklist of symptoms and help identify the factors contributing to a person’s difficulties so that recommendations can be tailored to their individual needs.
If you’ve been struggling with attention, organization, executive functioning, or other concerns and want a better understanding of what’s going on, a comprehensive psychological evaluation may be a helpful next step.
Learn more about our ADHD evaluations here.
