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T30.0 ICD-10-CM Code: Burn of unspecified body region, unspecified degree

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FY 2026 Apr update / Injury, poisoning and certain other consequences of external causes (S00-T88) / Burns and corrosions of multiple and unspecified body regions (T30-T32)

T30.0

Billable / SpecificICD-10-CMOfficial ICD-10-CMCodebook guidance

Burn of unspecified body region, unspecified degree

A burn injury affecting an unspecified area of the body where the severity level (degree of burn) cannot be determined.

CMS-HCC V28

0

0

RAF 0

CMS-HCC V24

0

0

RAF 0

ACA/HHS

0

0

RAF 0

ESRD/PACE

0

0

RAF 0

RXHCC

0

0

RAF 0

Code Trumping

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Code Book Path

Official
T30Burn and corrosion, body region unspecified
T30.0Burn of unspecified body region, unspecified degree

Inclusion Terms

Official
  • This code is not for inpatient use. Code to specified site and degree of burns
  • Burn NOS
  • Multiple burns NOS

Excludes 2

Official

ICD-10-CM does not list Excludes 2 notes for T30.0 in this effective period.

Related Child Codes

Official
T30.4Corrosion of unspecified body region, unspecified degree

Includes

Official

ICD-10-CM does not list Includes notes for T30.0 in this effective period.

Excludes 1

Official

ICD-10-CM does not list Excludes 1 notes for T30.0 in this effective period.

Code First

Official

ICD-10-CM does not list Code First sequencing instructions for T30.0 in this effective period.

Use Additional

Official

ICD-10-CM does not list Use Additional Code instructions for T30.0 in this effective period.

Code Also

Official

ICD-10-CM does not list Code Also instructions for T30.0 in this effective period.

Buddy Documentation Tip

HCC Buddy guidance
This is a non-specific code; use more detailed codes (T31-T32) when the body surface area percentage and degree of burn are known
Obtain additional documentation from the provider about burn location and severity to assign a more specific code

Last updated: FY2026 ICD-10-CM Apr update, Apr 1, 2026 through Sep 30, 2026. CMS-HCC V28 is 100% phased in for payment year 2026.

Is T30.0 an HCC code?

No. T30.0 is a billable ICD-10-CM code but does not map to any HCC category in V28, V24, ESRD, or RxHCC.

This code does not map to an HCC category in any model (V28, V24, ESRD, RxHCC).

What This Code Means

T30.0 is the ICD-10-CM diagnosis code for burn of unspecified body region, unspecified degree. A burn injury affecting an unspecified area of the body where the severity level (degree of burn) cannot be determined. T30.0 sits in the ICD-10-CM chapter for injury, poisoning and certain other consequences of external causes (s00-t88), within the section covering burns and corrosions of multiple and unspecified body regions (t30-t32).

T30.0 is a billable ICD-10-CM code but does not map to a payment HCC under the CMS-HCC V28, V24, ESRD, or RxHCC risk adjustment models. It can be reported on Medicare Advantage encounter data submissions but it does not contribute to a beneficiary's RAF score and therefore does not affect risk-adjusted payments to the plan.

This is a non-specific code; use more detailed codes (T31-T32) when the body surface area percentage and degree of burn are known.

HCC Buddy maintains structured V28 and V24 mapping, RAF weights, and MEAT documentation criteria for T30.0 sourced directly from the CMS-HCC risk adjustment model files and the CMS ICD-10-CM code set.

Coding Tips

  • This is a non-specific code; use more detailed codes (T31-T32) when the body surface area percentage and degree of burn are known
  • Obtain additional documentation from the provider about burn location and severity to assign a more specific code

Child Codes

Code Hierarchy

Work T30.0 in HCC Buddy

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