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HCPCS G0390 · Level II · G code

G0390: Trauma response team associated with hospital critical care service, HCPCS Level II G code

Compiled from CMS files by the QuickIntell RCM Editorial Team · Data effective · Method: reference methodology · Report a data correction

Data currency: HCPCS Level II file: October 2026 (effective October 1, 2026); PFS relative value file: RVU26D, released August 26, 2026 (effective October 1, 2026); NCCI MUE tables: 2026 Q4 (effective October 1, 2026); NCCI PTP edits: v323r0 (2026 Q4) (effective October 1, 2026); OPPS Addendum B: October 2026 (effective October 1, 2026). Next CMS release: January 1, 2027 (quarterly update) for the HCPCS Level II file and NCCI MUE tables and NCCI PTP edits and OPPS Addendum B; RVU27A with the CY2027 PFS final rule, effective January 1, 2027 for the PFS relative value file.

Key facts for G0390

Medicare payment
$1,361.78
OPPS rate, SI S
Coverage code
D
special coverage instructions apply
Facility outpatient MUE
1
MAI 2
OPPS status
SI S
Procedure or service, not discounted when multiple
NCCI PTP pairs
9
practitioner file
LCDs and articles
0 / 0

TL;DR

G0390 is a Level II code from the G section (procedures and professional services, temporary), in use since 2007: "Trauma response team associated with hospital critical care service". Hospital outpatient departments are paid $1,361.78 for G0390 under status indicator S, APC 5045 (Trauma Response with Critical Care), minimum unadjusted copayment $272.36 (October 2026 Addendum B). MUE limits for G0390: practitioner 0 (MAI 3, CMS Policy); hospital outpatient 1 (MAI 2, Clinical: Data). In the NCCI PTP files v323r0 G0390 appears in 0 practitioner pairs as column 2 and 9 as column 1. G0390 appears in no active LCD or billing and coding article, so coverage follows HCPCS coverage code D (special coverage instructions apply) and any NCD. HCPCS record: BETOS M5D (specialist - other); pricing indicator 00; type of service 1 (medical care). Nearby codes: G0396, G0383, G0397, G0382.

G0390 descriptor and code status

The October 2026 HCPCS Level II file describes G0390 as “Trauma response team associated with hospital critical care service”. It sits in the G section (procedures and professional services, temporary), listed with the other G codes. Although searches often call it the "G0390 CPT code", G0390 is a HCPCS Level II code maintained by CMS, not an AMA CPT code; both go in the same procedure-code field on the claim.

HCPCS file attributes of G0390
FieldValue
Short descriptorTrauma respons w/hosp criti
Added to HCPCS2007-01-01
Last actionN (no maintenance), effective 2007-01-01
Coverage codeD: special coverage instructions apply
Pricing indicator00: not separately priced by Part B
BETOS categoryM5D: specialist - other
Type of service1: medical care

Medicare payment for G0390

Hospital outpatient departments are paid $1,361.78 for G0390 under status indicator S, APC 5045 (Trauma Response with Critical Care), minimum unadjusted copayment $272.36 (October 2026 Addendum B). The amounts below are national figures from the October 2026 CMS files; the contractor applies the locality, rural or state adjustment and the beneficiary's cost sharing.

Physician fee schedule (RVU26D)

Status X: statutory exclusion: not a physician service under the fee schedule. Global period XXX (global surgery concept does not apply); PC/TC indicator 9 (professional/technical concept does not apply).

Hospital outpatient (OPPS Addendum B)

Status indicator S (Procedure or service, not discounted when multiple), APC 5045 (Trauma Response with Critical Care), national unadjusted payment $1,361.78 with a minimum unadjusted copayment of $272.36.

Medically Unlikely Edits for G0390

MUE limits for G0390: practitioner 0 (MAI 3, CMS Policy); hospital outpatient 1 (MAI 2, Clinical: Data). The facility outpatient MUE is a date-of-service policy edit: units above the limit deny even when split across lines, and appeals rarely succeed.

MUE values for G0390 by setting
SettingMUE (units/DOS)MAICMS rationale
Practitioner services03 Date of Service Edit: ClinicalCMS Policy
Facility outpatient hospital12 Date of Service Edit: PolicyClinical: Data

The MUE lookup for G0390 shows every setting next to any other code on the same claim.

NCCI edits and add-on rules

In the practitioner PTP file v323r0, G0390 is the column-2 (bundled) code in 0 active pairs and the column-1 code in 9 (0% modifier-allowed); 0 earlier pairs have been deleted.

Column-2 codes bundled into G0390 (practitioner)
Column-2 codePairs
36591 (CPT; descriptor licensed by AMA)1
36592 (CPT; descriptor licensed by AMA)1
96523 (CPT; descriptor licensed by AMA)1
99446 (CPT; descriptor licensed by AMA)1
99447 (CPT; descriptor licensed by AMA)1
99448 (CPT; descriptor licensed by AMA)1
99449 (CPT; descriptor licensed by AMA)1
99451 (CPT; descriptor licensed by AMA)1

G0390 is neither an add-on code nor a designated primary code in the 2026 Q4 NCCI add-on edit file.

Pair counts show exposure, not the answer for one claim. Check G0390 against a second code to see whether the pair bundles and whether a modifier can separate the services.

Medicare coverage policies for G0390

No current LCD or billing and coding article lists G0390. The HCPCS coverage code D means special coverage instructions apply, and any National Coverage Determination for the service still applies.

Denials to expect on G0390

CARC 50 · N115

the service is not reasonable and necessary for the diagnosis on the claim

CARC 151 · N362

units of G0390 exceed the facility outpatient MUE of 1 per date of service

CARC 4

the modifier reported is inconsistent with the code

CARC 16

the claim lacks information needed to adjudicate the line, such as an order, NPI or required modifier

Where QuickIntell fits for G0390 claims

QuickCode supports qualified coder review of units, modifiers and NCCI pairs for G0390 before the claim leaves, and QuickRCM carries claim readiness and the denial follow-up when an edit or coverage policy is missed.

See QuickCode for coder reviewSee QuickRCM for denial follow-upBook a meeting

Frequently asked questions: HCPCS G0390

What does HCPCS code G0390 describe?

"Trauma response team associated with hospital critical care service" (short descriptor "Trauma respons w/hosp criti"), in the G section (procedures and professional services, temporary). Added 2007-01-01.

Is G0390 a CPT code?

No: CMS maintains G0390 in HCPCS Level II, while the AMA maintains CPT. People do search "G0390 CPT code", and it goes in the same procedure-code field.

What does Medicare pay for G0390?

Hospital outpatient departments are paid $1,361.78 for G0390 under status indicator S, APC 5045 (Trauma Response with Critical Care), minimum unadjusted copayment $272.36 (October 2026 Addendum B).

How many units of G0390 can be billed per day?

MUE limits for G0390: practitioner 0 (MAI 3, CMS Policy); hospital outpatient 1 (MAI 2, Clinical: Data). For the facility outpatient MUE (MAI 2), units above 1 deny for the whole day as a policy limit; denials arrive as CARC 151.

Does Medicare cover G0390?

G0390 appears in no active LCD or billing and coding article, so coverage follows HCPCS coverage code D (special coverage instructions apply) and any NCD.

Sources

Every figure on this page is taken from the CMS publications below, as released by the Centers for Medicare & Medicaid Services. Projection built 2026-10-10. Verify against the primary file before billing or contracting decisions. The reference methodology explains how each figure is computed from these files.

Disclaimer

This page is an operational reference compiled from CMS publications: the HCPCS Level II file, the physician, DMEPOS and clinical laboratory fee schedules, OPPS and ASC addenda, NCCI MUE, PTP and add-on edit tables and the Medicare Coverage Database. Amounts are Medicare national figures before locality and state adjustment; Medicaid and commercial payers set their own. CPT codes are shown as numbers only; CPT descriptors are copyright AMA. Nothing here is legal, clinical or billing advice.

Found a figure that does not match the CMS file? Report a data correction with the CMS file and the value you expected; the request reaches the editorial team through the contact form.