ICD-10 · PDGM grouping
S26 Injury of heart
All 42 codes in the S26 family, with the PDGM clinical group, comorbidity subgroup and primary-position rule CMS assigns, read from the CMS grouper crosswalk v07.2.26 and the CDC FY2027 code file.
ICD-10-CM FY2027 · CMS grouper v07.2.26
Codes in family
42
Can lead a claim
33
Cannot lead a claim
9
What CMS assigns to S26
33 of the 42 codes group to MMTA - Other (18) and Wound (15); 9 are assigned no clinical group. None of the 42 is assigned a comorbidity subgroup. 33 of the 42 can lead a claim.
Every code in S26
Descriptions are CDC’s FY2027 wording; where CMS’s grouper abbreviates one, its form is shown beneath.
| Code | Description | Primary position | Clinical group | Comorbidity subgroup |
|---|---|---|---|---|
| S26.0 Injury of heart with hemopericardium | ||||
| S26.00 Unspecified injury of heart with hemopericardium | ||||
| S26.00XA | Unspecified injury of heart with hemopericardium, initial encounterCMS: Unsp injury of heart with hemopericardium, init encntr | Cannot lead a claimPrincipal diagnosis not assigned to a clinical group | None | None |
| S26.00XD | Unspecified injury of heart with hemopericardium, subsequent encounterCMS: Unsp injury of heart with hemopericardium, subs encntr | Cannot lead a claimPrincipal diagnosis not assigned to a clinical group | None | None |
| S26.00XS | Unspecified injury of heart with hemopericardium, sequela | Cannot lead a claimPrincipal diagnosis not assigned to a clinical group | None | None |
| S26.01 Contusion of heart with hemopericardium | ||||
| S26.01XA | Contusion of heart with hemopericardium, initial encounter | Can lead a claim | A | None |
| S26.01XD | Contusion of heart with hemopericardium, subsequent encounterCMS: Contusion of heart with hemopericardium, subs encntr | Can lead a claim | A | None |
| S26.01XS | Contusion of heart with hemopericardium, sequela | Can lead a claim | A | None |
| S26.02 Laceration of heart with hemopericardium | ||||
| S26.020 Mild laceration of heart with hemopericardium | ||||
| S26.020A | Mild laceration of heart with hemopericardium, initial encounterCMS: Mild laceration of heart with hemopericardium, init encntr | Can lead a claim | C | None |
| S26.020D | Mild laceration of heart with hemopericardium, subsequent encounterCMS: Mild laceration of heart with hemopericardium, subs encntr | Can lead a claim | C | None |
| S26.020S | Mild laceration of heart with hemopericardium, sequela | Can lead a claim | C | None |
| S26.021 Moderate laceration of heart with hemopericardium | ||||
| S26.021A | Moderate laceration of heart with hemopericardium, initial encounterCMS: Moderate laceration of heart w hemopericardium, init encntr | Can lead a claim | C | None |
| S26.021D | Moderate laceration of heart with hemopericardium, subsequent encounterCMS: Moderate laceration of heart w hemopericardium, subs encntr | Can lead a claim | C | None |
| S26.021S | Moderate laceration of heart with hemopericardium, sequela | Can lead a claim | C | None |
| S26.022 Major laceration of heart with hemopericardium | ||||
| S26.022A | Major laceration of heart with hemopericardium, initial encounterCMS: Major laceration of heart with hemopericardium, init encntr | Can lead a claim | C | None |
| S26.022D | Major laceration of heart with hemopericardium, subsequent encounterCMS: Major laceration of heart with hemopericardium, subs encntr | Can lead a claim | C | None |
| S26.022S | Major laceration of heart with hemopericardium, sequela | Can lead a claim | C | None |
| S26.09 Other injury of heart with hemopericardium | ||||
| S26.09XA | Other injury of heart with hemopericardium, initial encounterCMS: Other injury of heart with hemopericardium, init encntr | Can lead a claim | A | None |
| S26.09XD | Other injury of heart with hemopericardium, subsequent encounterCMS: Other injury of heart with hemopericardium, subs encntr | Can lead a claim | A | None |
| S26.09XS | Other injury of heart with hemopericardium, sequela | Can lead a claim | A | None |
| S26.1 Injury of heart without hemopericardium | ||||
| S26.10 Unspecified injury of heart without hemopericardium | ||||
| S26.10XA | Unspecified injury of heart without hemopericardium, initial encounterCMS: Unsp injury of heart without hemopericardium, init encntr | Cannot lead a claimPrincipal diagnosis not assigned to a clinical group | None | None |
| S26.10XD | Unspecified injury of heart without hemopericardium, subsequent encounterCMS: Unsp injury of heart without hemopericardium, subs encntr | Cannot lead a claimPrincipal diagnosis not assigned to a clinical group | None | None |
| S26.10XS | Unspecified injury of heart without hemopericardium, sequela | Cannot lead a claimPrincipal diagnosis not assigned to a clinical group | None | None |
| S26.11 Contusion of heart without hemopericardium | ||||
| S26.11XA | Contusion of heart without hemopericardium, initial encounterCMS: Contusion of heart without hemopericardium, init encntr | Can lead a claim | A | None |
| S26.11XD | Contusion of heart without hemopericardium, subsequent encounterCMS: Contusion of heart without hemopericardium, subs encntr | Can lead a claim | A | None |
| S26.11XS | Contusion of heart without hemopericardium, sequela | Can lead a claim | A | None |
| S26.12 Laceration of heart without hemopericardium | ||||
| S26.12XA | Laceration of heart without hemopericardium, initial encounterCMS: Laceration of heart without hemopericardium, init encntr | Can lead a claim | C | None |
| S26.12XD | Laceration of heart without hemopericardium, subsequent encounterCMS: Laceration of heart without hemopericardium, subs encntr | Can lead a claim | C | None |
| S26.12XS | Laceration of heart without hemopericardium, sequela | Can lead a claim | C | None |
| S26.19 Other injury of heart without hemopericardium | ||||
| S26.19XA | Other injury of heart without hemopericardium, initial encounterCMS: Other injury of heart without hemopericardium, init encntr | Can lead a claim | A | None |
| S26.19XD | Other injury of heart without hemopericardium, subsequent encounterCMS: Other injury of heart without hemopericardium, subs encntr | Can lead a claim | A | None |
| S26.19XS | Other injury of heart without hemopericardium, sequela | Can lead a claim | A | None |
| 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 encounterCMS: Unsp injury of heart, unsp w or w/o hemopericardium, init | Cannot lead a claimPrincipal diagnosis not assigned to a clinical group | None | None |
| S26.90XD | Unspecified injury of heart, unspecified with or without hemopericardium, subsequent encounterCMS: Unsp injury of heart, unsp w or w/o hemopericardium, subs | Cannot lead a claimPrincipal diagnosis not assigned to a clinical group | None | None |
| S26.90XS | Unspecified injury of heart, unspecified with or without hemopericardium, sequelaCMS: Unsp injury of heart, unsp w or w/o hemopericardium, sequela | Cannot lead a claimPrincipal diagnosis not assigned to a clinical group | None | None |
| S26.91 Contusion of heart, unspecified with or without hemopericardium | ||||
| S26.91XA | Contusion of heart, unspecified with or without hemopericardium, initial encounterCMS: Contusion of heart, unsp w or w/o hemopericardium, init | Can lead a claim | A | None |
| S26.91XD | Contusion of heart, unspecified with or without hemopericardium, subsequent encounterCMS: Contusion of heart, unsp w or w/o hemopericardium, subs | Can lead a claim | A | None |
| S26.91XS | Contusion of heart, unspecified with or without hemopericardium, sequelaCMS: Contusion of heart, unsp w or w/o hemopericardium, sequela | Can lead a claim | A | None |
| S26.92 Laceration of heart, unspecified with or without hemopericardium | ||||
| S26.92XA | Laceration of heart, unspecified with or without hemopericardium, initial encounterCMS: Laceration of heart, unsp w or w/o hemopericardium, init | Can lead a claim | C | None |
| S26.92XD | Laceration of heart, unspecified with or without hemopericardium, subsequent encounterCMS: Laceration of heart, unsp w or w/o hemopericardium, subs | Can lead a claim | C | None |
| S26.92XS | Laceration of heart, unspecified with or without hemopericardium, sequelaCMS: Laceration of heart, unsp w or w/o hemopericardium, sequela | Can lead a claim | C | None |
| S26.99 Other injury of heart, unspecified with or without hemopericardium | ||||
| S26.99XA | Other injury of heart, unspecified with or without hemopericardium, initial encounterCMS: Inj heart, unsp w or w/o hemopericardium, init encntr | Can lead a claim | A | None |
| S26.99XD | Other injury of heart, unspecified with or without hemopericardium, subsequent encounterCMS: Inj heart, unsp w or w/o hemopericardium, subs encntr | Can lead a claim | A | None |
| S26.99XS | Other injury of heart, unspecified with or without hemopericardium, sequelaCMS: Oth injury of heart, unsp w or w/o hemopericardium, sequela | Can lead a claim | A | None |
Sources: CMS HH PPS Grouper Software v07.2.26, effective 2026-10-01, for the clinical group, comorbidity subgroup, code-first conventions and primary-position flags; CDC NCHS ICD-10-CM FY2027 code descriptions for the family title and code wording. This is the crosswalk Medicare runs a claim through. Grouping also depends on admission source, timing, the OASIS functional items and the rest of the diagnosis list.
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