ICDcodes.org
FY2027

T21.30XDBurn of third degree of trunk, unspecified site, subsequent encounter

BillableUnspecified

Is T21.30XD billable?

Yes, but T21.30XD is an unspecified code. T21.30XD is a valid, billable ICD-10-CM code for encounters from October 1, 2026 through September 30, 2027. However, T21.30XD is an unspecified or catch-all code. Payers apply additional scrutiny to unspecified codes and many deny them when the medical record supports a more specific option, so check the documentation before selecting T21.30XD — the more specific alternatives are listed below.

T21.30XD at a glance

CodeT21.30XD
DescriptionBurn of third degree of trunk, unspecified site, subsequent encounter
BillableYes
Code setICD-10-CM FY2027
Valid for encountersOctober 1, 2026 – September 30, 2027
7th character "D"subsequent encounter

What does the 7th character "D" mean in T21.30XD?

In T21.30XD, the 7th character D means subsequent encounter. The 7th character is required for T21.30XD to be a valid, complete code.

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

Which MS-DRGs does T21.30XD group to?

T21.30XD sits in MDC 23 and helps define the logic of 2 MS-DRGs (version 44, FY2027). Which one a stay actually groups to also depends on procedures and secondary diagnoses.

  • 949Aftercare with CC/MCCmedical
  • 950Aftercare without CC/MCCmedical

How is T21.30XD listed in the Alphabetic Index?

The Alphabetic Index lists these routes under T21.30, the nearest indexed parent of T21.30XD. Use them to find the family, then select the specific code.

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

Use additional code — inherited from Chapter 19

Report an additional code alongside T21.30XD to fully describe the condition. T21.30XD 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 T21.30XD to fully describe the condition. T21.30XD is sequenced first.

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

Use additional code — inherited from T21.3

Report an additional code alongside T21.30XD to fully describe the condition. T21.30XD 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 T21.30XD, but a patient may have both at the same time. When documentation supports it, T21.30XD 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 T21.30XD, but a patient may have both at the same time. When documentation supports it, T21.30XD 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 T21.30XD existed?

T21.30XD 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.