UB04 Field 5: Federal Tax Number

Introduction

UB-04 Field 5 (also known as Box 5) is used to report the Federal Tax Number of the billing facility. This unique identifier is essential for the payer to associate the claim with the correct entity for tax reporting and payment processing purposes.

Requirements

Requirement Type	Status
Inpatient Requirement	Required
Outpatient Requirement	Required

Billing Tips

Enter the Federal Tax ID (Employer Identification Number - EIN) for the billing facility. If the facility shares a Tax ID with other entities, ensure you use the SFHP-issued 3-digit suffix to differentiate the specific billing location.