2027 ICD-10-CM Diagnosis Code S26.09XSOther injury of heart with hemopericardium, sequela

ICD-10-CM Codes›S00–T88›S20-S29›S26

ICD-10-CM S26.09XS
CMSSource: CMS FY 2027 ICD-10-CM dataset · Effective Oct 1, 2026 – Sep 30, 2027

S26.09XS is a billable ICD-10-CM diagnosis code for other injury of heart with hemopericardium, sequela. The 7th character S marks it as a sequela code, which reports a problem that remains after the original condition has resolved. It is valid on HIPAA claims for fiscal year 2027 (October 1, 2026 through September 30, 2027) and groups to MS-DRG 205 through 206. The code is exempt from POA reporting. In AHRQ's Clinical Classifications Software (CCSR), this diagnosis falls under Injury, sequela.

Code Identity

ICD-10-CM Code
S26.09XS
Billable Status
Yes — Valid for Submission
Code Describes
Other injury of heart with hemopericardium, sequela
Short Description
Other injury of heart with hemopericardium, sequela
Same as the full description in the CMS dataset.
Parent Code
S26.09
Other injury of heart with hemopericardium

Code Classification

ChapterS00–T88Injury, poisoning and certain other consequences of external causes
SectionS20-S29Injuries to the thorax
CategoryS26Injury of heart
This CodeS26.09XSOther injury of heart with hemopericardium, sequela

Present on Admission (POA)Billing

S26.09XS is exempt from POA reporting on inpatient claims to general acute care hospitals. Review the other POA exempt codes in Injuries to the thorax (S20-S29).

Coding GuidelinesGuidance

The appropriate 7th character is to be added to each code from block Injury of heart (S26). Use the following options for the applicable episode of care:

  • A - initial encounter
  • D - subsequent encounter
  • S - sequela

Source: ICD-10-CM Official Guidelines for Coding and Reporting, FY 2027, published by CMS and the National Center for Health Statistics.

Instructional NotesGuidance

Instructions from the official ICD-10-CM Tabular List that apply to S26.09XS: its own notes plus those printed at S26, block S20-S29, and Chapter 19. A note printed at a category, block or chapter applies to every code under it.

Includes

Further defines, or gives examples of, the content of the category.

From Block S20-S29 Injuries to the thorax applies to 1,602 codes
  • injuries of breast
  • injuries of chest (wall)
  • injuries of interscapular area

Excludes2

Not included here: the excluded condition is not part of this code, but a patient may have both, so both codes may be reported.

From Block S20-S29 Injuries to the thorax applies to 1,602 codes
  • 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)
From Chapter 19 (S00-T88) Injury, poisoning and certain other consequences of external causes applies to 41,187 codes

Use Additional Code

Add a second code, after this one, to fully describe the condition.

From Chapter 19 (S00-T88) Injury, poisoning and certain other consequences of external causes applies to 41,187 codes
  • code to identify any retained foreign body, if applicable (Z18.-)

Code Also

A second code may be needed to fully describe the condition; the note gives no sequencing direction.

From S26 Injury of heart applies to 42 codes
  • any associated:
  • open wound of thorax (S21.-)
  • traumatic hemopneumothorax (S27.2)
  • traumatic hemothorax (S27.1)
  • traumatic pneumothorax (S27.0)

Notes

General instructions on how these codes are used.

From Chapter 19 (S00-T88) Injury, poisoning and certain other consequences of external causes applies to 41,187 codes
  • Use secondary code(s) from Chapter 20, External causes of morbidity, to indicate cause of injury. Codes within the T section that include the external cause do not require an additional external cause code
  • The chapter uses the S-section for coding different types of injuries related to single body regions and the T-section to cover injuries to unspecified body regions as well as poisoning and certain other consequences of external causes.

7th Character

Every code in the category takes a 7th character from the listed values, with the placeholder X filling any empty positions before it.

From S26 Injury of heart applies to 42 codes
  • The appropriate 7th character is to be added to each code from category S26
Values for category S26 Encounter: Initial, Subsequent, Sequela
  • Ainitial encounter
  • Dsubsequent encounter
  • Ssequela this code

Source: CMS ICD-10-CM Tabular List. How to read instructional notes.

Referenced in Other NotesGuidance

Instructional notes printed at other codes that name S26.09XS, its category, or a range that includes it.

Excludes1 2

These codes carry an Excludes1 note naming S26.09XS: they are not reported together with it, unless the two conditions are unrelated.

  • I31 Other diseases of pericardium
    traumatic injury to pericardium (S26.-) names S26.-, which includes this code
  • I5A Non-ischemic myocardial injury (non-traumatic)
    injury of heart (S26.-) names S26.-, which includes this code

Code Also 1

These codes say S26.09XS may also be needed to fully describe the condition. The note gives no sequencing direction.

  • S21 Open wound of thorax
    injury of heart (S26.-) names S26.-, which includes this code

Clinical ClassificationClinical

AHRQ’s CCSR groups this code into broader clinical categories.

CCSR INJ073
Injury, sequela
Default principal diagnosis: inpatient Yes · outpatient Yes

Patient EducationClinical

Chest Injuries and Disorders

The chest is the part of your body between your neck and your abdomen (belly). The medical term for your chest is thorax.

The full article covers:

  • What is the chest?
  • What are chest injuries and disorders?
  • How are chest injuries and disorders diagnosed?

Read the full article at MedlinePlus

Courtesy of MedlinePlus, a service of the U.S. National Library of Medicine.

Convert S26.09XS to ICD-9-CMHistory

The closest ICD-9-CM equivalents under the General Equivalence Mappings.

ICD-9-CM
908.0 Late eff int injur chest
Approximate The match is approximate rather than exact.

Code HistoryHistory

FY 2016AddedAdded to the ICD-10-CM code setEffective October 1, 2015, the first year of ICD-10-CM.
FY 2017–2026No changes
FY 2027CurrentCurrent code set, no changesEffective October 1, 2026 through September 30, 2027.

Questions About S26.09XSOverview

What is the ICD-10 code for other injury of heart with hemopericardium, sequela?

The ICD-10-CM code for other injury of heart with hemopericardium, sequela is S26.09XS (sometimes written as S2609XS). It is billable on HIPAA-covered claims from October 1, 2026 through September 30, 2027.

Is S26.09XS (Other injury of heart with hemopericardium) a billable code?

Yes. This is a billable ICD-10-CM code, specific enough to report other injury of heart with hemopericardium, sequela on HIPAA-covered claims from October 1, 2026 through September 30, 2027.

What does the 7th character S in S26.09XS mean?

The final character S makes this a sequela code: it reports a lingering problem that remains after the other injury of heart with hemopericardium itself has resolved, not the original event.

What MS-DRG does S26.09XS group to?

When other injury of heart with hemopericardium, sequela is the principal diagnosis on an inpatient stay, it groups to MS-DRG 206, 205, with relative weights from 0.9255 to 1.8244 depending on complications. Higher weights mean higher Medicare reimbursement.

Is S26.09XS exempt from POA reporting?

Yes. CMS lists this code among those exempt from present on admission reporting, so hospitals do not assign a POA indicator for other injury of heart with hemopericardium, sequela on inpatient claims. The code appears in the Injuries to the thorax (S20-S29) range of the CMS exempt list.