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How many days do you have before the window closes?

A date-math helper for the deadline that quietly writes off real revenue. Enter a date of service, pick or type your filing window, and see days elapsed and days remaining today. Everything runs in your browser. Nothing you enter here is stored or sent to Reeve.

Today 2026-09-24
02 / Filing window (days)

Presets are examples, not authoritative. Confirm your actual window against your payer manual or contract.

Days elapsed
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Days remaining
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Status
Enter a date of service
Optional / Appeal deadline
Days remaining to appeal
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This is a date-math helper, not legal or billing advice. Timely filing and appeal windows are payer and state specific and change over time. Confirm every window against your payer manual or contract. Reeve does not store, log, or transmit anything you type into this page.

From one claim to your whole book

Reeve sorts your delivered-but-unbilled visits by exactly this clock.

Run a free Margin Review on a closed period and see which visits are still inside their window, which are closing soon, and which have already aged past it.