LetterAgent

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Status: LetterAgent is currently in private testing ahead of public launch. Everything on this page describes the service as it works today.

Home > Guides > Medical referral form fax

Can I fax a medical referral form?

Yes, fax is still the default route for most medical referrals, and many clinics will not book a specialist visit until the referral arrives by fax. The referral must carry the right patient details, the reason for referral, and the referring clinician's signature, or the specialist's office will send it back for correction.

Field on the formWhy the specialist needs it
Patient full name and date of birthMatches the referral to the right chart, since names repeat
Health card or insurance numberConfirms coverage and billing route
Reason for referral, in clinical termsSets urgency and which clinician should see the patient
Relevant history, tests, and medicationsPrevents repeat tests and unsafe prescribing
Referring clinician name, signature, and contactLets the specialist ask questions and send back a report
Patient phone numberLets the booking office reach the patient directly

Why hasn't email replaced fax for referrals?

Clinics do use email and portals, but fax survives because it fits how clinics actually work. A referral fax lands in a queue that staff triage each morning, with a printed copy that can be handed to a nurse or filed in a chart. Email referrals, by contrast, can be buried under newsletters, appointment reminders, and spam filters, and a missed email can mean a patient waits months without anyone noticing. Privacy rules also favour fax: in both the United States and Canada, fax transmission of health information to a known recipient is a long-accepted practice, while ordinary email is not treated the same way.

That said, fax is not instant care. A referral that arrives by fax still waits for triage, and urgent referrals need a phone call on top of the fax. If a clinician marks a referral urgent, they should call the specialist's office, confirm the fax arrived, and note who they spoke to. Patients can help by calling the specialist's office a few days after the referral was sent, to confirm it is in the queue and that their phone number is correct.

What goes wrong with faxed referrals?

The top problem is an incomplete form. A referral without a diagnosis code, without the referring clinician's signature, or without the patient's phone number will bounce back, and the bounce can take days, since the specialist's office may fax a correction request to the same queue. The second problem is the wrong fax number: specialists move offices, change numbers, and share fax lines across sites, so a number from last year may reach a different clinic. Confirm the number with the specialist's office before sending, especially for a first referral to that office.

Legibility is third. Handwritten referrals in rushed script, faint copies, and forms shrunk to fit extra pages all cause errors, including wrong dates of birth and misread medication names. Typed referrals, or at least printed block letters for names and numbers, reduce that risk sharply.

Can a patient fax their own referral?

Usually the referring clinician's office sends the referral, because the form needs that clinician's clinical reason and signature. A patient who has a copy can fax it to a specialist's office as a follow-up, for example when the original seems lost, but the specialist may still want confirmation from the referring office before booking. Patients should not alter a referral form, even to correct a phone number, without telling the referring office, since an altered form can look tampered with and be rejected.

How do US and Canadian referrals differ?

In the United States, referrals often tie to insurance rules: some plans require a primary care referral before they will pay for a specialist visit, so the faxed form doubles as proof for the insurer. In Canada, referrals run through the public system, where a family doctor refers to a specialist and the patient is placed on a wait list, with no insurer approval step in the same sense. The fax mechanics are the same, but the consequence of a lost referral differs: in the US it can mean a denied claim, in Canada it usually means a longer wait before anyone notices.

How can LetterAgent faxing help here?

You send a fax by asking your AI assistant. You get a per-fax quote with the page count verified, you approve the exact total, you pay once through Stripe, and the fax is sent. Only US and Canadian fax numbers are supported, and there are no inbound faxes. Fax through LetterAgent is in testing, so treat any fax plan as tentative until your assistant confirms it can send, and for a medical referral, confirm receipt with the specialist's office yourself, since a fax confirmation page proves transmission, not booking.

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Ready to fax it? Fax with LetterAgent: describe it to your AI assistant, approve the exact quoted price, and it is sent.


LetterAgent is a working name. Prices include print, postage, and our service fee. US prices in USD, Canadian prices in CAD (Canadian prices exclude applicable sales tax, added at checkout). Currently in private testing.

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