Mental Health Screening Tools & Calculators

Explore interactive screening calculators and mental-health coding resources designed to help you understand standardized assessment scores and clinical terminology.

PHQ-9

Depression symptom severity

  • 9 questions
  • 2–3 minutes

The Patient Health Questionnaire-9 (PHQ-9) is a widely used, nine-item self-report screening tool that asks how often depressive symptoms have bothered you…

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GAD-7

Anxiety symptom severity

  • 7 questions
  • 1–2 minutes

The Generalized Anxiety Disorder 7-item scale (GAD-7) is a brief, widely validated screening tool that measures how often anxiety-related symptoms have troubled…

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PHQ-9 + GAD-7

Depression and anxiety symptoms together

  • 16 questions
  • 4–5 minutes

Depressive and anxiety symptoms frequently occur together, which is why many clinicians administer the PHQ-9 and GAD-7 side by side. This combined…

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PHQ-2

Brief depression screening

  • 2 questions
  • Under 1 minute

The PHQ-2 is a two-item, ultra-brief version of the PHQ-9 used to quickly flag whether a fuller depression screening may be worthwhile.…

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DASS-21

Depression, anxiety and stress symptoms

  • 21 questions
  • 5–7 minutes

The Depression, Anxiety and Stress Scale (DASS-21) is a 21-item self-report instrument that measures three related but distinct symptom domains: depression, anxiety,…

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K10

General psychological distress

  • 10 questions
  • 2–3 minutes

The Kessler Psychological Distress Scale (K10) is a widely used ten-item questionnaire that measures nonspecific psychological distress — a general sense of…

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PCL-5

Post-traumatic stress symptoms

  • 20 questions
  • 5–8 minutes

The PTSD Checklist for DSM-5 (PCL-5) is a 20-item self-report measure that assesses the presence and severity of post-traumatic stress symptoms over…

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AUDIT-C

Risky or hazardous alcohol use

  • 3 questions
  • Under 1 minute

The AUDIT-C is a brief, three-question screening tool derived from the full Alcohol Use Disorders Identification Test (AUDIT). It is commonly used…

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Disclaimer

This tool is provided for educational and screening purposes only. It is not intended to diagnose a mental health condition or replace evaluation by a qualified healthcare professional.

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