How Long Does a GP Referral Last in Australia?

A patient calls reception to book. Their GP wrote the referral five months ago. Is it still valid? Can you bill the consultation? Does the patient need to go back to the GP for a new letter first?

Getting this wrong is expensive at both ends. A consultation booked against a lapsed referral can cost the patient the rebate they expected. A perfectly valid referral wrongly refused sends the patient back to their GP for a letter they never needed. Here is how validity actually works, written for the practice on the receiving end: the one holding the letter that arrived by fax, email or upload.

The periods, and what starts the clock

The start date is the part that trips practices up. Twelve months runs from the date the patient first sees the specialist, not the date the GP wrote the letter. That matters most exactly where it hurts most: when specialist waits run long. A referral written in January for a patient who cannot be seen until May has not used up four months. The clock starts in May and runs a full year from there.

Two referrals that look the same at the desk

Why the receiving practice carries the cost

A lapsed referral is a billing problem. If the referral has expired, the consultation may not attract the rebate the patient expected. That becomes an awkward conversation at the desk, or a bill nobody was prepared for.

It bounces the patient back to the GP. An expired referral usually means another GP appointment before the patient can be seen. That is extra delay, and another point at which a patient quietly gives up. Lapsed referrals are a steady contributor to referral leakage, the gap between referrals received and appointments actually booked.

It is a record-keeping failure, not a clinical one. Almost every case comes back to the same thing: nobody wrote down when the referral was issued, what period the GP set, who wrote it, or when the patient first attended. Those four facts answer the validity question in seconds. Scattered across a paper folder and one spreadsheet line, they answer nothing.

Three habits that remove most of the risk

Capture the dates on arrival, not at booking. Date written, period specified, and the date of first attendance once the patient attends. That last one is the field practices skip, and it is the one the 12-month clock actually depends on. The referral tracking guide covers what else belongs in the record.

Tag the source of every referral. GP or specialist decides whether you are working to 12 months or three. If your intake process does not distinguish the two, you will eventually book a patient against a referral that lapsed months ago.

Watch expiries before the next appointment, not after. For patients in ongoing care, a referral nearing its end date is a prompt to ask the GP for a renewal in advance. That is a one-minute task in front of the appointment and a rescheduling problem behind it.

None of this is complicated. It is just hard to hold in your head across a few hundred open referrals, which is why it belongs in the system that tracks your inbound queue rather than in someone’s memory. Every referral logged with its dates, its source and its status means “is this still valid?” is a lookup rather than a guess. You can see how the board handles it, or work out what lapsed referrals are costing you with the referral leakage calculator.

Where the check belongs in your workflow

The instinct is to check validity when the patient rings to book. That is the worst moment for it: the patient is on the line, reception is under pressure, and if the referral has lapsed the only available answer is “you’ll need to see your GP again”. That is how a booking becomes a lost referral.

The check belongs at intake, when the referral first lands. Reading the source and the period off the letter takes seconds while the document is already open, and a referral flagged as short-window or near-expiry at that point can be sorted out before the patient is ever inconvenienced. That is the same intake discipline that governs the rest of the path from referral letter to booked appointment. Validity is one more field captured once rather than chased later.

Frequently asked questions

Does an indefinite referral cover anything the patient turns up with? No. An indefinite referral covers the ongoing condition it was written for. A new or unrelated condition needs its own referral, per Services Australia’s guidance above.

What happens if a referral expires part-way through ongoing care? The next attendance is the one with the problem, not the past ones. This is why upcoming expiries are worth surfacing in advance: a renewal requested before the appointment is administration, and a renewal chased after it is a rescheduled patient.

The referral doesn’t say who wrote it. Now what? Then you cannot tell whether you are working to 12 months or three, and the safe assumption is the shorter one until you confirm. It is also a prompt to fix intake: source is one of the few fields that is expensive to reconstruct later and cheap to capture on arrival.

The bottom line

Most GP referrals in Australia last 12 months, counted from the patient’s first specialist visit rather than the date on the letter. GPs can set shorter periods or write indefinite referrals for chronic conditions, and specialist-to-specialist referrals run for three months. Record the dates, tag the source, watch the expiries. Then the question stops coming up at the front desk.

If you would rather see it than read about it, ask for a twenty-minute walkthrough or start a 14-day free trial.