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Referrer reviewing assessment options

11 February 2025·10 min read

IME or File Review: Which Assessment Suits the Matter?

Two pathways to an independent opinion

Referrers regularly need to choose between an in-person or telehealth independent medical examination and a file review based on clinical records alone. Both formats can produce a useful medicolegal opinion, but they answer different practical needs. An IME allows the specialist to take a history directly, observe presentation and, where appropriate, examine the person. A file review relies on the quality and completeness of the documents supplied and does not include a physical or face-to-face psychiatric examination.

Choosing the wrong format wastes time and money. An IME booked when the questions are purely paper-based may be unnecessary. A file review ordered when examination findings are central can leave the key issues unanswered. The letter of instruction should therefore state the preferred format and explain why that format fits the matter.

When an IME is usually the better choice

An independent medical examination is generally preferable when the opinion turns on current clinical findings, consistency of presentation, functional demonstration or a detailed psychiatric interview. It is also the safer path when records are incomplete, when imaging and treating notes conflict, or when credibility and effort during examination may be relevant to the questions asked.

IME formats include in-person attendance and secure telehealth. Telehealth can work well for many psychiatric and some physical opinions, provided identity checks and clinical limits are respected. Matters that require hands-on examination of joints, scars or neurological signs usually still need an in-person appointment.

  • Choose an IME when examination findings or direct interview are essential
  • Use telehealth only where clinically appropriate for the specialty and questions
  • Prefer an IME if records are incomplete or internally inconsistent
  • State the required format clearly in the letter of instruction
  • Allow enough lead time for the examinee to attend or join by video

When a file review can be enough

A medicolegal file review can be efficient when the questions can be answered from a complete documentary set. Examples include clarifying diagnosis from existing imaging and specialist reports, commenting on whether proposed treatment is reasonable based on the notes, or addressing discrete paper-based issues where no new examination findings are required.

File reviews still need a careful letter of instruction. The expert can only work with what is provided. Missing operative notes, absent imaging reports or an unclear chronology often force the assessor to qualify the opinion or recommend an IME instead. Investing time in a complete brief usually costs less than repeating the process later.

How to brief either format well

Whether you choose an IME or a file review, list specific questions, identify the scheme and attach the key records in a logical order. Note any deadlines, prior expert reports and issues already agreed between the parties. If both formats could work, ask the coordination team for advice based on specialty availability and the clinical issues raised.

Evaluate Medicolegal supports referrers with both independent medical examinations and file reviews. Our team can help match the matter to the right expert and confirm the most suitable pathway before the booking is locked in.

Cost, timing and changing course mid-matter

File reviews are often quicker to schedule because no examinee attendance is required, but they still depend on how soon a complete brief can be assembled. Independent examinations need diary time for the specialist and travel or telehealth logistics for the examinee, so lead times are usually longer. Express pathways may be available when a conference, hearing or statutory deadline is approaching, provided the records are ready and an appropriate expert can be secured.

Sometimes a matter starts as a file review and later needs an examination once gaps become clear. That is not a failure of the process; it is a sensible escalation when paper alone cannot answer the questions. Equally, an IME may show that further treating information is required before a final opinion can be given. Building flexibility into the evidence plan — and telling the coordination team early about deadlines — keeps options open without repeating unnecessary work.

When comparing cost, look beyond the headline fee. An incomplete file review that must be followed by an IME, or an IME booked before records arrive, can cost more in delay than choosing the stronger pathway first. A short discussion with the booking team about specialty, format and brief quality usually pays for itself in cleaner reports and fewer follow-up requests.

  • Confirm deadlines before locking in the assessment format
  • Escalate from file review to IME if examination findings become essential
  • Do not book an IME until the key records are available wherever possible
  • Ask about express options only when the brief is ready to proceed
  • Document why the chosen format fits the clinical questions asked

Related links: File Reviews · Independent Medical Examinations · Submit a referral

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