LetterAgent
Mail physical letters by just asking your AI assistant.
Home > Guides > Medical offices and fax
Medical offices still ask for faxes because fax fits how referrals, records, and intake forms already move between clinics, labs, and insurers. A fax arrives as a paper file the receiving office can file at once, with a number and a confirmation record. Habit, compatibility, and privacy habits keep it in place.
Referrals lead the list. A family doctor sends a referral note, a short history, and a list of current medicines to a specialist, and the specialist office files that packet against the new patient file. Lab orders, imaging requests, prescription transfers between pharmacies, prior authorization forms, and insurance paperwork follow the same path. Intake forms from a new patient often arrive by fax too, because the patient printed the form at home and the office has no patient portal link for that person yet.
Records requests are the other large pile. When a patient moves or changes doctors, the new office asks the old office for records, and the old office faxes a copy rather than handing over an original. The fax copy becomes part of the new chart, and the original stays where it was. That copy habit is part of why fax survives: it moves information without moving the one true original.
| Document type | Why fax fits it | What to double-check |
|---|---|---|
| Referral | Arrives as a fileable packet with a clear sender | Patient name, birth date, and contact details match the referral |
| Lab or imaging order | Goes straight to the lab or clinic work queue | Test name, reason, and ordering doctor are legible |
| Prescription transfer | Pharmacy to pharmacy, with a written record | Drug, dose, and remaining refills are clear |
| Prior authorization | Form plus supporting notes in one send | Every page of the form is present, including signature pages |
| Records request | Copy moves, original stays put | Patient consent or authorization page is included |
Regular email was not built for health records. An email can be forwarded, copied, or left in an inbox that many staff share, and the sender cannot be sure who opened it. Fax, for all its age, sends to one number, and the receiving office treats that number as a known, controlled destination. Health privacy rules in the US and Canada treat fax as an accepted route when offices take basic care, such as checking the number and using a cover sheet. That acceptance matters: an office that switches to email must prove its email route meets the same privacy bar, and many small offices would rather keep the route they already trust.
Compatibility is the second reason. Two clinics on different record systems often cannot exchange records electronically at all, because their systems do not talk to each other. Fax sidesteps that problem by sending a plain page image that any office can read, file, or scan. It is the lowest common route, and in health care, the lowest common route wins whenever a referral crosses between systems.
Start by asking the office for the exact fax number and the name of the person or desk that should receive it. A general office fax number works, but a named desk gets filed faster. Ask whether a cover sheet is wanted, and put the patient name, the document title, and the total page count on it. If the form asks for sensitive details, fax only the pages the office asked for, not your whole file. Extra pages create extra copies of your health information in places you did not intend.
After sending, keep the confirmation record with your copy of what you sent, and call the office to confirm it arrived in full. A confirmation record shows the machines connected, not that a clinician read the pages. For a referral with a wait list, that follow-up call also lets you ask how long the queue runs and whether anything else is missing from your file.
Watch for the wrong-number risk. One digit off can send health records to a stranger, so read the number back digit by digit before you approve the send. If you use an online fax route, the same rule holds: the service dials the number you give it, and it cannot tell a wrong number from a right one.
LetterAgent fax is available in testing for US and Canadian fax numbers, with no inbound faxes. You ask your AI assistant to send a fax, get a per-fax quote with the page count verified, approve the exact total, and pay once through Stripe. For a medical fax, that flow suits an outbound referral, records request, or intake form. It does not suit a case where you expect a fax reply back on the same route, since inbound faxes are not accepted.
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.
Need help? Ask your assistant: it can check a job's status any time. If it ever can't handle something: hello@getletteragent.com