UB04 Patient Sex Code F: Female

Introduction

Patient Sex Code F identifies the patient as female for the purpose of medical record keeping and claims processing. This code is reported in Field 11: Patient Sex.

Usage

This code is used across all facility types, including acute care hospitals and skilled nursing facilities, to document the biological sex of the patient. It is required for all inpatient and outpatient claims to ensure the demographic data matches the information on file with the payer.

Billing Impact

Accurate reporting of this code is essential for claims adjudication, as it triggers gender-specific edits for certain procedures and directly influences the assignment of specific Diagnosis Related Groups (DRGs).