11Occurrence CodeReproductive/Timing

Reports the onset date of the patient's symptoms or illness, for outpatient claims.

Related Reproductive/Timing codes

09Reports the start date of an infertility treatment cycle.10Reports the date of the patient's last menstrual period.12Reports the onset date for a chronically dependent individual's condition.

Frequently asked questions

What does occurrence code 11 mean?

Reports the onset date of the patient's symptoms or illness, for outpatient claims.

What category is occurrence code 11 in?

11 falls under the Reproductive/Timing category of UB-04 occurrence codes.

Descriptions sourced from CMS Medicare Claims Processing Manual. Always verify codes with authoritative sources before making billing decisions.