S26.12XA ICD-10-CM Code: Laceration of heart without hemopericardium, initial encounter
Billing Status: YES. This is a valid, specific, and billable ICD-10-CM reference.
Inpatient Payment Groups (MS-DRG)
MS-DRGs this diagnosis helps define, as principal or secondary, per the CMS ICD-10-CM/PCS MS-DRG Definitions Manual v43.0 (FY2026), Appendix B.
- MS-DRG 314 — OTHER CIRCULATORY SYSTEM DIAGNOSES WITH MCC (MDC 05)
- MS-DRG 315 — OTHER CIRCULATORY SYSTEM DIAGNOSES WITH CC (MDC 05)
- MS-DRG 316 — OTHER CIRCULATORY SYSTEM DIAGNOSES WITHOUT CC/MCC (MDC 05)
- MS-DRG 963 — OTHER MULTIPLE SIGNIFICANT TRAUMA WITH MCC (MDC 24)
- MS-DRG 964 — OTHER MULTIPLE SIGNIFICANT TRAUMA WITH CC (MDC 24)
- MS-DRG 965 — OTHER MULTIPLE SIGNIFICANT TRAUMA WITHOUT CC/MCC (MDC 24)
A diagnosis appearing in a group's logic does not by itself determine the DRG assigned to a stay; the grouper uses the full claim.
Code Set: Valid FY2026 and FY2027. FY2026 took effect October 1, 2025.
Official Registry Overview & Definition
Official Tabular Instructional Notes
Sequencing, inclusion, and exclusion notes published for S26.12XA 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
Does S26.12XA require a 7th character?
Yes. The appropriate 7th character is to be added to each code from category S26.
Nearest Codes in This Family
Official ICD-10-CM classifications closest to S26.12XA in its code family, with their registry titles.
- 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
- S26.12XD — 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