HCPCS

HCPCS Code G0378: Hospital observation service, per hour

G0378 is a HCPCS code used to identify a healthcare procedure, service, or supply related to Hospital observation service, per hour. You may see this code on claims, billing records, explanations of benefits, preauthorization paperwork, or procedure documentation. HCPCS codes are used to standardize how healthcare services, supplies, equipment, transportation, and certain procedures are documented and billed. Coverage indicator: D.

Reviewed by HealthAssure Clinical TeamUpdated 22 May 2026

What is this code?

HCPCS codes are used to standardize how healthcare services, supplies, equipment, transportation, and certain procedures are documented and billed. Coverage indicator: D.

When is it used?

  • Used in procedure coding, claims, and care documentation.
  • Coverage code: D
  • Pricing indicator: 00
  • Processing note: PAYMENT IS FOR HOSPITAL OUTPATIENT ONLY. NOT PAYABLE UNDER THE PHYSICIAN * FEE SCHEDULE; IN ACCORDANCE WITH FR DATE 8/9/2002 (HOPPS), PAGE 52105.

What it does not mean

  • The presence of a procedure code does not by itself explain why a service was needed or whether it was appropriate in a specific case.

Where you may see this code

You may see this code on claims, billing records, explanations of benefits, preauthorization paperwork, or procedure documentation.

Coverage-related procedures and services

Frequently asked questions

Code details

CodeG0378
SystemHCPCS
Display nameHospital observation service, per hour
DescriptionHospital observation per hr

Flags

BillableNo
Valid clinical useNo

Source

SourceHCPCS
Version2026.07
Releasejul-2026

About this content

This page is prepared by HealthAssure's clinical team using official coding standards from HCPCS. AI tools assist with drafting explanations, which are then reviewed and verified by healthcare professionals for accuracy. This content is for informational purposes and does not replace professional medical advice. Meet our team.

HCPCS Code G0378 | HealthAssure