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UB-04 Revenue Codes

4-digit hospital facility codes that confuse every patient: 0250 (Pharmacy), 0300 (Laboratory), 0450 (Emergency Room), 0510 (Clinic Facility Fee), 0710 (Recovery Room).

How to Read an Itemized Hospital Bill (Form UB-04): Revenue Codes, CPT Codes & Red Flags

October 14, 2026 by Freddy John

Never pay a summary hospital statement. Learn how to request an itemized Form UB-04 (CMS-1450), decode 4-digit Revenue Codes vs. 5-digit CPT codes, and dispute common hospital overcharges.

Categories Bill Disputes & Charity Care, UB-04 Revenue Codes Tags CMS-1500, Form UB-04, Hospital Charity Care, Itemized Hospital Bill, No Surprises Act, Upcoding

Disclaimer: CPT® is a registered trademark of the American Medical Association (AMA). HospitalCodeGuide.com is an independent educational resource for US patients and consumers and is not affiliated with the AMA, CMS, or any hospital system. Content is for informational purposes only and does not constitute medical coding, legal, or financial advice.

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