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ICD-10/S26

S26 ICD-10-CM Code: Injury of heart

Billing Status: NO. This is a clinician non-billable / parent hierarchy grouping in the ICD-10-CM system.

Code Set: Valid FY2026 and FY2027. FY2026 took effect October 1, 2025.

Official Registry Overview & Definition

Injury of heart is a non-billable ICD-10-CM category code (S26). A more specific billable subcode must be selected for claims submission.

Official Tabular Instructional Notes

Sequencing, inclusion, and exclusion notes published for S26 in the official ICD-10-CM tabular list.

Includes

Conditions the official ICD-10-CM tabular list includes under this code.

  • injuries of breast
  • injuries of chest (wall)
  • injuries of interscapular area

Excludes2 — Not Included Here

Conditions not covered by this code, but which may be reported alongside it when both are present.

  • 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)

Code Also

Additional codes that may be required to fully describe the encounter.

  • any associated:
  • open wound of thorax (S21.-)
  • traumatic hemopneumothorax (S27.2)
  • traumatic hemothorax (S27.1)
  • traumatic pneumothorax (S27.0)

Frequently Asked Questions (FAQ) & Clinical Guidance

Can S26 be billed directly?

No. S26 (Injury of heart) is a non-billable ICD-10-CM category code. A more specific billable subcode must be selected based on clinical documentation.

Does S26 require a 7th character?

Yes. The appropriate 7th character is to be added to each code from category S26; A: initial encounter; D: subsequent encounter; S: sequela.

Nearest Codes in This Family

Official ICD-10-CM classifications closest to S26 in its code family, with their registry titles.

  • S26.0 — Injury of heart with hemopericardium
  • S26.00 — Unspecified injury of heart with hemopericardium
  • S26.00XA — Unspecified injury of heart with hemopericardium, initial encounter
  • S26.00XD — Unspecified injury of heart with hemopericardium, subsequent encounter
  • S26.00XS — Unspecified injury of heart with hemopericardium, sequela
  • S26.01 — Contusion of heart with hemopericardium
  • S26.01XA — Contusion of heart with hemopericardium, initial encounter
  • S26.01XD — Contusion of heart with hemopericardium, subsequent encounter
  • S26.01XS — Contusion of heart with hemopericardium, sequela
  • S26.02 — Laceration of heart with hemopericardium
  • S26.020 — Mild laceration of heart with hemopericardium
  • S26.020A — Mild laceration of heart with hemopericardium, initial encounter
  • S26.020D — Mild laceration of heart with hemopericardium, subsequent encounter
  • S26.020S — Mild laceration of heart with hemopericardium, sequela
  • S26.021 — Moderate laceration of heart with hemopericardium
  • S26.021A — Moderate laceration of heart with hemopericardium, initial encounter
  • S26.021D — Moderate laceration of heart with hemopericardium, subsequent encounter
  • S26.021S — Moderate laceration of heart with hemopericardium, sequela
  • S26.022 — Major laceration of heart with hemopericardium
  • S26.022A — Major laceration of heart with hemopericardium, initial encounter
  • S26.022D — Major laceration of heart with hemopericardium, subsequent encounter
  • S26.022S — Major laceration of heart with hemopericardium, sequela
  • S26.09 — Other injury of heart with hemopericardium
  • S26.09XA — Other injury of heart with hemopericardium, initial encounter
  • S26.09XD — Other injury of heart with hemopericardium, subsequent encounter
  • S26.09XS — Other injury of heart with hemopericardium, sequela
  • S26.1 — Injury of heart without hemopericardium
  • S26.10 — Unspecified injury of heart without hemopericardium
  • S26.10XA — Unspecified injury of heart without hemopericardium, initial encounter
  • S26.10XD — Unspecified injury of heart without hemopericardium, subsequent encounter
  • S26.10XS — Unspecified injury of heart without hemopericardium, sequela
  • S26.11 — Contusion of heart without hemopericardium
  • S26.11XA — Contusion of heart without hemopericardium, initial encounter
  • S26.11XD — Contusion of heart without hemopericardium, subsequent encounter
  • S26.11XS — Contusion of heart without hemopericardium, sequela
  • S26.12 — Laceration of heart without hemopericardium
  • S26.12XA — Laceration of heart without hemopericardium, initial encounter
  • S26.12XD — Laceration of heart without hemopericardium, subsequent encounter
  • S26.12XS — Laceration of heart without hemopericardium, sequela
  • S26.19 — Other injury of heart without hemopericardium
  • S26.19XA — Other injury of heart without hemopericardium, initial encounter
  • S26.19XD — Other injury of heart without hemopericardium, subsequent encounter
  • S26.19XS — Other injury of heart without hemopericardium, sequela
  • S26.9 — Injury of heart, unspecified with or without hemopericardium
  • S26.90 — Unspecified injury of heart, unspecified with or without hemopericardium
  • S26.90XA — Unspecified injury of heart, unspecified with or without hemopericardium, initial encounter
  • S26.90XD — Unspecified injury of heart, unspecified with or without hemopericardium, subsequent encounter
  • S26.90XS — Unspecified injury of heart, unspecified with or without hemopericardium, sequela
  • S26.91 — Contusion of heart, unspecified with or without hemopericardium
  • S26.91XA — Contusion of heart, unspecified with or without hemopericardium, initial encounter
  • S26.91XD — Contusion of heart, unspecified with or without hemopericardium, subsequent encounter
  • S26.91XS — Contusion of heart, unspecified with or without hemopericardium, sequela
  • S26.92 — Laceration of heart, unspecified with or without hemopericardium
  • S26.92XA — Laceration of heart, unspecified with or without hemopericardium, initial encounter
  • S26.92XD — Laceration of heart, unspecified with or without hemopericardium, subsequent encounter
  • S26.92XS — Laceration of heart, unspecified with or without hemopericardium, sequela
  • S26.99 — Other injury of heart, unspecified with or without hemopericardium
  • S26.99XA — Other injury of heart, unspecified with or without hemopericardium, initial encounter
  • S26.99XD — Other injury of heart, unspecified with or without hemopericardium, subsequent encounter
  • S26.99XS — Other injury of heart, unspecified with or without hemopericardium, sequela