Quick Answer
A PTSD diagnostic interview explores what happened, which symptoms followed, how long they've lasted and how they affect your life. The clinician also checks for depression, substance use, sleep problems and medical factors. You control how much detail you share about the trauma, and the interview can be paced so it feels manageable.
Understanding PTSD Diagnostic Interview
A PTSD diagnostic interview is a conversation with a clinician about what happened, how you’ve been affected and what you want help with. It usually begins with background: your current concerns, health history, medications and any past mental health care. Then the clinician asks about the traumatic experience. You decide how much detail to share. Many people give a brief outline at first and say more later, once trust builds. The clinician then asks about specific symptoms, like unwanted memories, nightmares, flashbacks, avoiding reminders, negative thoughts, feeling detached, irritability, startle and sleep problems. This guide is part of our library of New York PTSD guides.
Timing matters for diagnosis. PTSD symptoms generally need to last more than a month and cause real distress or difficulty in daily life. Reactions in the first weeks after a trauma are common and often ease on their own. A large national survey summarized in PubMed found that among adults with lifetime PTSD, an average of 4.5 years passed between onset and first treatment. That gap means many people arrive at an evaluation after years of coping alone. It’s never too late to be evaluated. Our guide on a first PTSD visit by telehealth covers the practical side.
For New Yorkers who have waited years to talk about a trauma, a first evaluation can feel like a big step, and it can be paced. The NYC Health Department found that about 945,000 adult New Yorkers, or 14%, had an unmet need for mental health treatment in the past year. Secure video visits from anywhere in New York can make it easier to start trauma care from a place that feels safe.
Questions about the trauma, symptom history and timing, and ruling out other conditions are the three parts of a PTSD evaluation this guide explains.
Pacing the conversation
Talking about trauma can stir up strong reactions, including tension, tearfulness, numbness or feeling far away. A good clinician watches for this, slows down and checks in. You can ask for a pause, skip a question for now or change the subject. Grounding strategies, like noticing your surroundings or breathing slowly, can help in the moment. The interview isn’t meant to push you through the worst of it. It’s meant to understand enough to help.
Questionnaires alongside the interview
Many evaluations include brief questionnaires, such as the PCL-5 for PTSD symptoms and scales for depression or anxiety. These can often be completed before the visit. They add a consistent measure that can be compared later to track progress. They don’t replace the conversation. Instead, they help the clinician focus on the areas that matter most and give you both a shared baseline.
PTSD Diagnostic Interview at a glance
| Topic | What's asked |
|---|---|
| The event | What happened, in as much detail as you choose |
| Symptoms | Memories, nightmares, avoidance, mood, arousal |
| Timing | When symptoms began and how long they’ve lasted |
| Daily life | Work, relationships, sleep, safety |
| Other factors | Depression, substances, medical conditions, past treatment |
Ruling out other conditions
Part of the interview checks for conditions that overlap with PTSD or occur alongside it. Depression, anxiety disorders, prolonged grief, substance use, ADHD, bipolar disorder and sleep disorders can all affect symptoms and treatment. Medical issues, such as head injury, thyroid problems or medication side effects, can play a role too. The clinician may ask about alcohol, cannabis and other substances without judgment, because honest answers help build a safe plan. Sorting this out carefully leads to treatment that fits.
Safety and support
The clinician will ask about safety, including thoughts of suicide or self-harm, and whether you’re currently safe from harm, such as in a relationship. These questions are asked of everyone and help make sure support is in place. They’ll also ask about people who support you, such as family, friends, a therapist or a faith community. Knowing your supports helps shape the plan. If anything feels unsafe right now, it’s okay to say so directly. Our guides on a first PTSD visit by telehealth and preparing for a PTSD evaluation cover related topics.
PTSD evaluation for New York patients
Evaluations can happen by secure video from a private space where you feel comfortable. Visits run by secure video anywhere in New York, while you’re physically in the state. The practice is in-network with Aetna and Cigna; confirm your New York plan with the office, and see self-pay fees on the Good Faith Estimate page.
After the interview
At the end, your clinician will share their impressions: whether PTSD or another condition fits, how severe symptoms seem and what’s likely driving them. You’ll discuss options, which may include trauma-focused therapy, medication or both, and practical steps for sleep and safety. Some questions may take more than one visit to answer fully. Ask anything that’s unclear. You should leave with a plan and a sense of what the next few weeks will look like.
When to seek an evaluation
Consider an evaluation if nightmares, flashbacks, avoidance, feeling constantly on guard or emotional numbness have lasted more than a month after a trauma, or if they’re affecting your work, relationships or sleep. Using alcohol or other substances to cope is another sign. If you’re having thoughts of suicide, call or text 988 right away. PTSD is treatable. An evaluation is the first step toward feeling like yourself again.
Key Takeaways
- You don't have to describe every detail of the trauma at a first visit.
- The interview covers symptoms, timing, daily impact and other conditions.
- PTSD symptoms generally need to last more than a month for a diagnosis.
- Checklists like the PCL-5 are often used alongside the interview.
The Bottom Line
PTSD Diagnostic Interview is common and treatable, and careful care can make daily life feel more manageable.
Frequently Asked Questions
What happens during a PTSD evaluation?
A PTSD evaluation is a conversation about what happened, which symptoms followed and how they affect your life. The clinician asks about memories, nightmares, avoidance, mood, arousal and sleep. They also check for depression, substance use and medical factors. Questionnaires like the PCL-5 may be used alongside the interview. At the end, you'll discuss what fits and what options are available.
Do I have to talk about my trauma in detail?
No, you decide how much detail to share about the traumatic event. Many people give a brief outline at first and say more later as trust builds. The clinician needs enough to understand your symptoms, not every detail. You can pause or skip questions for now. The interview can be paced so it feels manageable.
How long do symptoms need to last for a PTSD diagnosis?
PTSD symptoms generally need to last more than a month and cause real distress or difficulty in daily life. Strong reactions in the first weeks after a trauma are common and often ease on their own. If symptoms continue beyond a month, an evaluation makes sense. Some people develop symptoms months or even years later. It's never too late to be evaluated.
Why does the clinician ask about alcohol and drugs?
Alcohol, cannabis and other substances can affect PTSD symptoms and treatment. Many people use substances to cope with nightmares, anxiety or memories. Honest answers help your clinician build a safe, effective plan. These questions are asked without judgment. Treatment can address PTSD and substance use together.
What if I feel overwhelmed during the interview?
It's normal for talking about trauma to stir up strong feelings. You can ask to pause, take a break or skip a question for now. Grounding strategies, like noticing your surroundings or breathing slowly, can help in the moment. A good clinician will watch for this and slow down. The goal is understanding, not pushing you through distress.
Can I have a PTSD evaluation by video in New York?
Yes, PTSD evaluations happen by secure video anywhere in New York, from a private space where you feel comfortable. You need to be physically in New York during each visit. Questionnaires can be completed online beforehand. The practice is in-network with Aetna and Cigna; confirm your New York plan with the office. Self-pay fees are listed on the Good Faith Estimate page.
Where to go from here
- Right now, if you're not safe
- Call or text 988, or call 911.
- If you'd like an evaluation
- See how scheduling and telehealth work on the new patient page.
- If you want to keep reading
- Return to the NY PTSD resource center for more guides. For more help preparing and finding care, see NIMH’s tips for talking with your health care provider and FindTreatment.gov.
How We Reviewed This Page
Written by Steven Lockhart of Health Marketing Group and clinically reviewed by Gabriella I. Farkas, MD PhD, a board-certified psychiatrist. Clinical information comes from the sources listed below, and the page is reviewed every 180 days or when guidance changes.
What’s new: September 29, 2026. Page published.
References
- Goldstein RB et al. The epidemiology of DSM-5 PTSD in the United States (NESARC-III). Soc Psychiatry Psychiatr Epidemiol (2016). https://pubmed.ncbi.nlm.nih.gov/27106853/
- National Institute of Mental Health. Post-Traumatic Stress Disorder (PTSD) statistics. https://www.nimh.nih.gov/health/statistics/post-traumatic-stress-disorder-ptsd
- NYC Health Department. The State of Mental Health of New Yorkers (2024). https://www.nyc.gov/assets/doh/downloads/pdf/mh/state-of-mental-health-new-yorkers.pdf
- 988 Suicide & Crisis Lifeline. https://988lifeline.org/
- Tips for talking with your health care provider. https://www.nimh.nih.gov/health/publications/tips-for-talking-with-your-health-care-provider
- FindTreatment.gov. https://findtreatment.gov/