WSIB Psychological Assessment Report Template (Ontario)

What Is a WSIB Psychological Assessment Report?

A WSIB Psychological Assessment Report is a comprehensive clinical document prepared by a registered psychologist for the Workplace Safety and Insurance Board of Ontario. It provides the clinical evidence WSIB adjudicators need to determine entitlement for mental health claims, authorize treatment, and establish return-to-work planning for injured workers.

Ontario's WSIB recognizes three categories of psychological claims: traumatic mental stress (an acute reaction to a sudden, unexpected traumatic event arising out of and in the course of employment), chronic mental stress (a substantial work-related stressor that is excessive in intensity or duration), and mental health conditions secondary to an accepted physical injury. Each category has distinct entitlement criteria, and your assessment report must address the specific requirements for the claim type.

Unlike private psychological assessments, WSIB reports serve an adjudicative function. The report is not solely a clinical document — it is evidence that will be reviewed by WSIB decision-makers, potentially challenged by employer representatives, and may be subject to appeal before the Workplace Safety and Insurance Appeals Tribunal (WSIAT). Precision in language, thorough documentation of methodology, and clear linkage between workplace events and clinical findings are essential.

The College of Psychologists of Ontario (CPO) requires that all psychological assessments, including those conducted for WSIB, meet the standards outlined in their Practice Guidelines and Standards for Psychological Assessment. Your WSIB report must demonstrate the same clinical rigour you would apply to any formal assessment, with the added requirement of addressing WSIB-specific questions about causation and functional impairment.

When You Need It

You need to prepare a WSIB Psychological Assessment Report in the following situations:

• WSIB referral for initial assessment — WSIB or the worker's physician requests a psychological assessment to determine diagnosis, causation, and treatment recommendations
• Traumatic mental stress claim — A worker has experienced a sudden, unexpected traumatic event at work (e.g., workplace violence, witnessing a death, robbery) and requires diagnostic clarification
• Chronic mental stress claim — A worker reports ongoing workplace stressors (e.g., harassment, bullying, excessive workload) that have resulted in a diagnosable mental health condition
• Secondary psychological condition — A worker with an accepted physical injury (e.g., back injury, amputation) develops depression, anxiety, or PTSD related to the injury or its consequences
• Treatment planning — WSIB requires a psychological assessment to establish the basis for a treatment plan, including type, frequency, and duration of recommended psychological services
• Independent assessment — WSIB or an employer requests an independent psychological assessment when there is a dispute about diagnosis, causation, or treatment needs

Key Components and Requirements

Required Elements of the WSIB Psychological Assessment Report

Identifying Information and Referral Context: Include the worker's full name, WSIB claim number, date of injury, employer name, referral source, referral questions, and dates of assessment. State who requested the assessment and what specific questions you were asked to address.

Informed Consent and Limits of Confidentiality: Document that you explained the purpose of the assessment, that the report will be shared with WSIB and potentially the employer, and that the assessment is not a therapeutic relationship. Note the worker's understanding and agreement.

Sources of Information: List all sources reviewed — WSIB file documents, medical records, employer reports, witness statements, prior psychological or psychiatric records, and any psychometric measures administered. WSIB adjudicators give more weight to reports that demonstrate a thorough review of collateral information.

Background History: Document relevant personal, developmental, educational, occupational, medical, psychiatric, and substance use history. Pre-existing conditions must be identified and addressed, as WSIB will evaluate whether the workplace event caused a new condition, aggravated a pre-existing condition, or whether the current presentation is unrelated to work.

Description of the Workplace Event or Stressor: Provide a detailed account of the reported workplace incident or ongoing stressor, including dates, circumstances, and the worker's subjective experience. Use the worker's own language where possible, and note any corroborating or contradictory information from the file.

Clinical Interview Findings: Document the worker's current symptom presentation, including onset, frequency, severity, duration, and functional impact. Address all relevant symptom domains — mood, anxiety, trauma-related symptoms, sleep, concentration, social functioning, and occupational functioning.

Psychometric Testing Results: Include standardized measures relevant to the referral question. Common measures include the PCL-5 (PTSD), PHQ-9 (depression), GAD-7 (anxiety), and validity measures such as the SIMS or TOMM. Report scores, interpretation, and validity indicators.

Diagnostic Formulation: Provide DSM-5-TR diagnoses with supporting rationale. Address differential diagnosis and rule-out conditions. State clearly whether the diagnosed condition is, in your clinical opinion, causally related to the workplace event or stressor.

Functional Impairment Assessment: Describe how the condition affects the worker's daily functioning, social relationships, and capacity for work. WSIB needs to understand the degree of functional impairment to make decisions about benefits, treatment authorization, and return-to-work planning.

Treatment Recommendations: Specify the recommended type of treatment (e.g., trauma-focused CBT, EMDR), frequency (e.g., weekly), and estimated duration. WSIB typically authorizes treatment in blocks, so provide a clear treatment plan with measurable goals.

Causation Opinion: State your professional opinion on whether the workplace event or stressor caused or significantly contributed to the diagnosed condition. Address the WSIB's "but for" test directly.

How to Write a WSIB Psychological Assessment Report

Step 1: Review the referral and claim file thoroughly. Before meeting the worker, read the entire WSIB claim file, including the Form 6 (Worker's Report of Injury), Form 7 (Employer's Report of Injury), any prior medical reports, and the adjudicator's referral letter. Identify the specific referral questions and the claim type (traumatic mental stress, chronic mental stress, or secondary psychological condition).

Step 2: Conduct a comprehensive clinical interview. Plan for a minimum of three to four hours of face-to-face assessment time, often spread across two sessions. Cover all required history domains and conduct a thorough symptom assessment. Document the worker's account of the workplace event in detail, using their language where possible.

Step 3: Administer psychometric measures. Select standardized measures appropriate to the referral question and include at least one validity measure. WSIB reports are frequently challenged, and the inclusion of validity testing strengthens the credibility of your findings. Report all scores, not just those that support your conclusions.

Step 4: Integrate findings and formulate your opinion. Your diagnostic formulation must flow logically from the data. Address each referral question directly. Do not hedge unnecessarily — WSIB adjudicators need clear, well-supported opinions. At the same time, acknowledge limitations and areas of uncertainty where they exist.

Step 5: Write clear treatment recommendations. Specify the evidence-based treatment modality, frequency, duration, and measurable goals. WSIB authorizes treatment in blocks (typically 8-12 sessions), so your recommendations should align with this structure while indicating the total expected treatment duration.

Step 6: Address causation explicitly. State whether, in your professional opinion, the workplace event caused or significantly contributed to the diagnosed condition. Use language consistent with WSIB policy — the "but for" test is the standard. Address pre-existing conditions and alternative explanations directly.

Step 7: Submit the report and Form 8. Complete the WSIB Health Professional's Report (Form 8) as a summary document. Submit both the Form 8 and your full assessment report to WSIB within the required timeframe. Retain copies in your clinical file.

Common Mistakes

Failing to address causation directly. The most frequent deficiency in WSIB psychological assessment reports is a vague or absent causation opinion. WSIB adjudicators need a clear statement linking the workplace event to the diagnosed condition. A report that diagnoses PTSD but does not state whether the workplace event caused it is incomplete and will likely be returned for clarification.

Not including validity testing. Reports without validity measures are vulnerable to challenge at WSIAT appeals. Including at least one performance validity test (e.g., TOMM) and one symptom validity measure (e.g., SIMS) demonstrates thorough methodology and strengthens your credibility as an assessor.

Ignoring pre-existing conditions. If the worker has a prior mental health history, you must address it. Failing to mention pre-existing conditions, even to note their absence, leaves a gap that opposing parties will exploit. Document what you found and what you ruled out.

Using imprecise language about functional impairment. Stating that a worker "has difficulty at work" is insufficient. Specify which job demands are affected, how severely, and what functional limitations exist. WSIB uses functional impairment data for return-to-work planning and benefit determinations.

Providing treatment recommendations without evidence basis. WSIB expects evidence-based treatment recommendations. Recommending "supportive counselling" without specifying a structured, evidence-based approach (e.g., TF-CBT, CPT, EMDR) may result in treatment denial or reduced session authorization.

Exceeding your scope of practice. Do not offer opinions on legal entitlement, workplace fault, or employer liability. Your role is to provide clinical findings and professional opinions within your scope as a psychologist. Leave adjudicative decisions to WSIB.

Submitting late. WSIB has timeframes for report submission. Late reports delay claim decisions and may result in reduced fees or removal from the WSIB provider roster. Track deadlines from the date of your referral letter and communicate proactively if extensions are needed.