ICDcodes.org
FY2027

S27.9 — Injury of unspecified intrathoracic organ

Not billable

Is S27.9 billable?

No — S27.9 is a non-billable header code. S27.9 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 S27.9.

S27.9 at a glance

CodeS27.9
DescriptionInjury of unspecified intrathoracic organ
BillableNo — header code
Code setICD-10-CM FY2027
Valid for encountersOctober 1, 2026 – September 30, 2027

How is S27.9 listed in the Alphabetic Index?

These are the routes through the Alphabetic Index that lead to S27.9. They show the wording a clinician may have documented, which often differs from the Tabular description.

  • Injury › intrathoracic

Use additional code — inherited from Chapter 19

Report an additional code alongside S27.9 to fully describe the condition. S27.9 is sequenced first.

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

Excludes2 — not included here — inherited from Chapter 19

The conditions below are not part of S27.9, but a patient may have both at the same time. When documentation supports it, S27.9 and the excluded code may both be reported.

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

Excludes2 — not included here — inherited from S20-S29

The conditions below are not part of S27.9, but a patient may have both at the same time. When documentation supports it, S27.9 and the excluded code may both be reported.

  • burns and corrosions (T20-T32)
  • effects of foreign body in bronchus (T17.5)
  • effects of foreign body in esophagus (T18.1)
  • effects of foreign body in lung (T17.8)
  • effects of foreign body in trachea (T17.4)
  • frostbite (T33-T34)
  • injuries of axilla
  • injuries of clavicle
  • injuries of scapular region
  • injuries of shoulder
  • insect bite or sting, venomous (T63.4)

Excludes2 — not included here — inherited from S27

The conditions below are not part of S27.9, but a patient may have both at the same time. When documentation supports it, S27.9 and the excluded code may both be reported.

  • injury of cervical esophagus (S10-S19)
  • injury of trachea (cervical) (S10-S19)

Code also — inherited from S27

Two codes may be needed to describe the condition fully. Whether S27.9 is sequenced first depends on the reason for the encounter.

  • any associated open wound of thorax (S21.-)

What codes fall under S27.9? (3)

How long has S27.9 existed?

S27.9 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.

Which conditions are coded to S27.9?

What other codes are in the S27 family? (8)