ICDcodes.org
FY2027

T23.042Burn of unspecified degree of multiple left fingers (nail), including thumb

Not billable

Is T23.042 billable?

No — T23.042 is a non-billable header code. T23.042 groups more specific codes and cannot be submitted on a claim. A valid ICD-10-CM code must be reported at the highest level of specificity available in its branch. Select one of the 3 billable codes beneath T23.042.

T23.042 at a glance

CodeT23.042
DescriptionBurn of unspecified degree of multiple left fingers (nail), including thumb
BillableNo — header code
Code setICD-10-CM FY2027
Valid for encountersOctober 1, 2026 – September 30, 2027

How is T23.042 listed in the Alphabetic Index?

These are the routes through the Alphabetic Index that lead to T23.042. They show the wording a clinician may have documented, which often differs from the Tabular description.

  • Burnthumbmultiple sites with fingersleft (electricity) (flame) (hot gas, liquid or hot object) (radiation) (steam) (thermal)
  • Burnfingermultiple siteswith thumbleft (electricity) (flame) (hot gas, liquid or hot object) (radiation) (steam) (thermal)

Use additional code — inherited from Chapter 19

Report an additional code alongside T23.042 to fully describe the condition. T23.042 is sequenced first.

  • code to identify any retained foreign body, if applicable (Z18.-)

Use additional code — inherited from T20-T25

Report an additional code alongside T23.042 to fully describe the condition. T23.042 is sequenced first.

  • code from category T31 or T32 to identify extent of body surface involved

Use additional code — inherited from T23.0

Report an additional code alongside T23.042 to fully describe the condition. T23.042 is sequenced first.

  • external cause code to identify the source, place and intent of the burn (X00-X19, X75-X77, X96-X98, Y92)

Excludes2 — not included here — inherited from Chapter 19

The conditions below are not part of T23.042, but a patient may have both at the same time. When documentation supports it, T23.042 and the excluded code may both be reported.

  • birth trauma (P10-P15)
  • obstetric trauma (O70-O71)

What codes fall under T23.042? (3)

How long has T23.042 existed?

T23.042 has been in ICD-10-CM since at least FY2016, the earliest fiscal year on record here.

Derived from the official order files for FY2016–FY2026. FY2017 and FY2020 publish no order file, so those years are not covered.

What other codes are in the T23.04 family? (2)