ICDcodes.org
FY2027

T21.12XABurn of first degree of abdominal wall, initial encounter

Billable

Is T21.12XA billable?

Yes — T21.12XA is billable for FY2027. T21.12XA is a valid, billable ICD-10-CM code at the highest level of specificity in its branch. T21.12XA may be submitted for encounters from October 1, 2026 through September 30, 2027.

T21.12XA at a glance

CodeT21.12XA
DescriptionBurn of first degree of abdominal wall, initial encounter
BillableYes
Code setICD-10-CM FY2027
Valid for encountersOctober 1, 2026 – September 30, 2027
7th character "A"initial encounter

What does the 7th character "A" mean in T21.12XA?

In T21.12XA, the 7th character A means initial encounter. The 7th character is required for T21.12XA to be a valid, complete code.

Same condition, different episode of care — switch the 7th character:

Which MS-DRGs does T21.12XA group to?

T21.12XA sits in MDC 22 and helps define the logic of 1 MS-DRG (version 44, FY2027). Which one a stay actually groups to also depends on procedures and secondary diagnoses.

  • 935Non-Extensive Burnsmedical

How is T21.12XA listed in the Alphabetic Index?

The Alphabetic Index lists these routes under T21.12, the nearest indexed parent of T21.12XA. Use them to find the family, then select the specific code.

  • Burnabdomen, abdominalfirst degree (electricity) (flame) (hot gas, liquid or hot object) (radiation) (steam) (thermal)

Inclusion terms

Alternative wording in documentation that is classified to T21.12XA.

  • Burn of first degree of flank
  • Burn of first degree of groin

Use additional code — inherited from Chapter 19

Report an additional code alongside T21.12XA to fully describe the condition. T21.12XA 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 T21.12XA to fully describe the condition. T21.12XA is sequenced first.

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

Use additional code — inherited from T21.1

Report an additional code alongside T21.12XA to fully describe the condition. T21.12XA 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 T21.12XA, but a patient may have both at the same time. When documentation supports it, T21.12XA and the excluded code may both be reported.

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

Excludes2 — not included here — inherited from T21

The conditions below are not part of T21.12XA, but a patient may have both at the same time. When documentation supports it, T21.12XA and the excluded code may both be reported.

  • burns and corrosion of axilla (T22.- with fifth character 4)
  • burns and corrosion of scapular region (T22.- with fifth character 6)
  • burns and corrosion of shoulder (T22.- with fifth character 5)

How long has T21.12XA existed?

T21.12XA 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.