Free tool
Timely filing countdown
Enter a payer and a date of service to see how long you have. Runs in your browser. Sends nothing. Needs no patient data.
Timely filing countdown
Enter a payer and a date of service to see how long you have. Runs in your browser. Sends nothing. Needs no patient data.
General standards only. Your binding deadline is in your payer contract and can be shorter. Medicare: 365 days from date of service (42 CFR 424.44). Verify before relying on this.
Filing deadlines at a glance
| Payer | Typical window from date of service |
|---|---|
| Medicare | 365 days (42 CFR 424.44) |
| UnitedHealthcare, Aetna, Cigna | 90 days on most plans |
| Blue Cross Blue Shield plans | 90–180 days, varies by plan |
| Medicaid | State specific (Texas 95, New York 90, California 180) |
| Corrected claims | Often 60–90 days from rejection. The rejection does not reset the original clock. |
Your binding deadline is in your payer contract and can be shorter. The denial code when the window is missed is CO-29. There is effectively no appeal.
General standards only. Your binding deadline is in your payer contract and can be shorter. Verify before relying on this.