ICD-10 · PDGM grouping
S73 Dislocation and sprain of joint and ligaments of hip
All 126 codes in the S73 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
126
Can lead a claim
72
Cannot lead a claim
54
What CMS assigns to S73
72 of the 126 codes group to Musculoskeletal Rehabilitation; 54 are assigned no clinical group. None of the 126 is assigned a comorbidity subgroup. 72 of the 126 can lead a claim.
Every code in S73
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 |
|---|---|---|---|---|
| S73.0 Subluxation and dislocation of hip | ||||
| S73.00 Unspecified subluxation and dislocation of hip | ||||
| S73.001 Unspecified subluxation of right hip | ||||
| S73.001A | Unspecified subluxation of right hip, initial encounter | Cannot lead a claimPrincipal diagnosis not assigned to a clinical group | None | None |
| S73.001D | Unspecified subluxation of right hip, subsequent encounter | Cannot lead a claimPrincipal diagnosis not assigned to a clinical group | None | None |
| S73.001S | Unspecified subluxation of right hip, sequela | Cannot lead a claimPrincipal diagnosis not assigned to a clinical group | None | None |
| S73.002 Unspecified subluxation of left hip | ||||
| S73.002A | Unspecified subluxation of left hip, initial encounter | Cannot lead a claimPrincipal diagnosis not assigned to a clinical group | None | None |
| S73.002D | Unspecified subluxation of left hip, subsequent encounter | Cannot lead a claimPrincipal diagnosis not assigned to a clinical group | None | None |
| S73.002S | Unspecified subluxation of left hip, sequela | Cannot lead a claimPrincipal diagnosis not assigned to a clinical group | None | None |
| S73.003 Unspecified subluxation of unspecified hip | ||||
| S73.003A | Unspecified subluxation of unspecified hip, initial encounterCMS: Unspecified subluxation of unspecified hip, init encntr | Cannot lead a claimUnspecified diagnosis code not acceptable as principal diagnosis since there is a more specific code available that would further accurately identify the condition | None | None |
| S73.003D | Unspecified subluxation of unspecified hip, subsequent encounterCMS: Unspecified subluxation of unspecified hip, subs encntr | Cannot lead a claimPrincipal diagnosis not assigned to a clinical group | None | None |
| S73.003S | Unspecified subluxation of unspecified hip, sequela | Cannot lead a claimPrincipal diagnosis not assigned to a clinical group | None | None |
| S73.004 Unspecified dislocation of right hip | ||||
| S73.004A | Unspecified dislocation of right hip, initial encounter | Cannot lead a claimPrincipal diagnosis not assigned to a clinical group | None | None |
| S73.004D | Unspecified dislocation of right hip, subsequent encounter | Cannot lead a claimPrincipal diagnosis not assigned to a clinical group | None | None |
| S73.004S | Unspecified dislocation of right hip, sequela | Cannot lead a claimPrincipal diagnosis not assigned to a clinical group | None | None |
| S73.005 Unspecified dislocation of left hip | ||||
| S73.005A | Unspecified dislocation of left hip, initial encounter | Cannot lead a claimPrincipal diagnosis not assigned to a clinical group | None | None |
| S73.005D | Unspecified dislocation of left hip, subsequent encounter | Cannot lead a claimPrincipal diagnosis not assigned to a clinical group | None | None |
| S73.005S | Unspecified dislocation of left hip, sequela | Cannot lead a claimPrincipal diagnosis not assigned to a clinical group | None | None |
| S73.006 Unspecified dislocation of unspecified hip | ||||
| S73.006A | Unspecified dislocation of unspecified hip, initial encounterCMS: Unspecified dislocation of unspecified hip, init encntr | Cannot lead a claimUnspecified diagnosis code not acceptable as principal diagnosis since there is a more specific code available that would further accurately identify the condition | None | None |
| S73.006D | Unspecified dislocation of unspecified hip, subsequent encounterCMS: Unspecified dislocation of unspecified hip, subs encntr | Cannot lead a claimPrincipal diagnosis not assigned to a clinical group | None | None |
| S73.006S | Unspecified dislocation of unspecified hip, sequela | Cannot lead a claimPrincipal diagnosis not assigned to a clinical group | None | None |
| S73.01 Posterior subluxation and dislocation of hip | ||||
| S73.011 Posterior subluxation of right hip | ||||
| S73.011A | Posterior subluxation of right hip, initial encounter | Can lead a claim | E | None |
| S73.011D | Posterior subluxation of right hip, subsequent encounter | Can lead a claim | E | None |
| S73.011S | Posterior subluxation of right hip, sequela | Can lead a claim | E | None |
| S73.012 Posterior subluxation of left hip | ||||
| S73.012A | Posterior subluxation of left hip, initial encounter | Can lead a claim | E | None |
| S73.012D | Posterior subluxation of left hip, subsequent encounter | Can lead a claim | E | None |
| S73.012S | Posterior subluxation of left hip, sequela | Can lead a claim | E | None |
| S73.013 Posterior subluxation of unspecified hip | ||||
| S73.013A | Posterior subluxation of unspecified hip, initial encounter | Cannot lead a claimUnspecified diagnosis code not acceptable as principal diagnosis since there is a more specific code available that would further accurately identify the condition | None | None |
| S73.013D | Posterior subluxation of unspecified hip, subsequent encounterCMS: Posterior subluxation of unspecified hip, subs encntr | Cannot lead a claimPrincipal diagnosis not assigned to a clinical group | None | None |
| S73.013S | Posterior subluxation of unspecified hip, sequela | Cannot lead a claimPrincipal diagnosis not assigned to a clinical group | None | None |
| S73.014 Posterior dislocation of right hip | ||||
| S73.014A | Posterior dislocation of right hip, initial encounter | Can lead a claim | E | None |
| S73.014D | Posterior dislocation of right hip, subsequent encounter | Can lead a claim | E | None |
| S73.014S | Posterior dislocation of right hip, sequela | Can lead a claim | E | None |
| S73.015 Posterior dislocation of left hip | ||||
| S73.015A | Posterior dislocation of left hip, initial encounter | Can lead a claim | E | None |
| S73.015D | Posterior dislocation of left hip, subsequent encounter | Can lead a claim | E | None |
| S73.015S | Posterior dislocation of left hip, sequela | Can lead a claim | E | None |
| S73.016 Posterior dislocation of unspecified hip | ||||
| S73.016A | Posterior dislocation of unspecified hip, initial encounter | Cannot lead a claimUnspecified diagnosis code not acceptable as principal diagnosis since there is a more specific code available that would further accurately identify the condition | None | None |
| S73.016D | Posterior dislocation of unspecified hip, subsequent encounterCMS: Posterior dislocation of unspecified hip, subs encntr | Cannot lead a claimPrincipal diagnosis not assigned to a clinical group | None | None |
| S73.016S | Posterior dislocation of unspecified hip, sequela | Cannot lead a claimPrincipal diagnosis not assigned to a clinical group | None | None |
| S73.02 Obturator subluxation and dislocation of hip | ||||
| S73.021 Obturator subluxation of right hip | ||||
| S73.021A | Obturator subluxation of right hip, initial encounter | Can lead a claim | E | None |
| S73.021D | Obturator subluxation of right hip, subsequent encounter | Can lead a claim | E | None |
| S73.021S | Obturator subluxation of right hip, sequela | Can lead a claim | E | None |
| S73.022 Obturator subluxation of left hip | ||||
| S73.022A | Obturator subluxation of left hip, initial encounter | Can lead a claim | E | None |
| S73.022D | Obturator subluxation of left hip, subsequent encounter | Can lead a claim | E | None |
| S73.022S | Obturator subluxation of left hip, sequela | Can lead a claim | E | None |
| S73.023 Obturator subluxation of unspecified hip | ||||
| S73.023A | Obturator subluxation of unspecified hip, initial encounter | Cannot lead a claimUnspecified diagnosis code not acceptable as principal diagnosis since there is a more specific code available that would further accurately identify the condition | None | None |
| S73.023D | Obturator subluxation of unspecified hip, subsequent encounterCMS: Obturator subluxation of unspecified hip, subs encntr | Cannot lead a claimPrincipal diagnosis not assigned to a clinical group | None | None |
| S73.023S | Obturator subluxation of unspecified hip, sequela | Cannot lead a claimPrincipal diagnosis not assigned to a clinical group | None | None |
| S73.024 Obturator dislocation of right hip | ||||
| S73.024A | Obturator dislocation of right hip, initial encounter | Can lead a claim | E | None |
| S73.024D | Obturator dislocation of right hip, subsequent encounter | Can lead a claim | E | None |
| S73.024S | Obturator dislocation of right hip, sequela | Can lead a claim | E | None |
| S73.025 Obturator dislocation of left hip | ||||
| S73.025A | Obturator dislocation of left hip, initial encounter | Can lead a claim | E | None |
| S73.025D | Obturator dislocation of left hip, subsequent encounter | Can lead a claim | E | None |
| S73.025S | Obturator dislocation of left hip, sequela | Can lead a claim | E | None |
| S73.026 Obturator dislocation of unspecified hip | ||||
| S73.026A | Obturator dislocation of unspecified hip, initial encounter | Cannot lead a claimUnspecified diagnosis code not acceptable as principal diagnosis since there is a more specific code available that would further accurately identify the condition | None | None |
| S73.026D | Obturator dislocation of unspecified hip, subsequent encounterCMS: Obturator dislocation of unspecified hip, subs encntr | Cannot lead a claimPrincipal diagnosis not assigned to a clinical group | None | None |
| S73.026S | Obturator dislocation of unspecified hip, sequela | Cannot lead a claimPrincipal diagnosis not assigned to a clinical group | None | None |
| S73.03 Other anterior subluxation and dislocation of hip | ||||
| S73.031 Other anterior subluxation of right hip | ||||
| S73.031A | Other anterior subluxation of right hip, initial encounter | Can lead a claim | E | None |
| S73.031D | Other anterior subluxation of right hip, subsequent encounterCMS: Other anterior subluxation of right hip, subs encntr | Can lead a claim | E | None |
| S73.031S | Other anterior subluxation of right hip, sequela | Can lead a claim | E | None |
| S73.032 Other anterior subluxation of left hip | ||||
| S73.032A | Other anterior subluxation of left hip, initial encounter | Can lead a claim | E | None |
| S73.032D | Other anterior subluxation of left hip, subsequent encounter | Can lead a claim | E | None |
| S73.032S | Other anterior subluxation of left hip, sequela | Can lead a claim | E | None |
| S73.033 Other anterior subluxation of unspecified hip | ||||
| S73.033A | Other anterior subluxation of unspecified hip, initial encounterCMS: Other anterior subluxation of unspecified hip, init encntr | Cannot lead a claimUnspecified diagnosis code not acceptable as principal diagnosis since there is a more specific code available that would further accurately identify the condition | None | None |
| S73.033D | Other anterior subluxation of unspecified hip, subsequent encounterCMS: Other anterior subluxation of unspecified hip, subs encntr | Cannot lead a claimPrincipal diagnosis not assigned to a clinical group | None | None |
| S73.033S | Other anterior subluxation of unspecified hip, sequela | Cannot lead a claimPrincipal diagnosis not assigned to a clinical group | None | None |
| S73.034 Other anterior dislocation of right hip | ||||
| S73.034A | Other anterior dislocation of right hip, initial encounter | Can lead a claim | E | None |
| S73.034D | Other anterior dislocation of right hip, subsequent encounterCMS: Other anterior dislocation of right hip, subs encntr | Can lead a claim | E | None |
| S73.034S | Other anterior dislocation of right hip, sequela | Can lead a claim | E | None |
| S73.035 Other anterior dislocation of left hip | ||||
| S73.035A | Other anterior dislocation of left hip, initial encounter | Can lead a claim | E | None |
| S73.035D | Other anterior dislocation of left hip, subsequent encounter | Can lead a claim | E | None |
| S73.035S | Other anterior dislocation of left hip, sequela | Can lead a claim | E | None |
| S73.036 Other anterior dislocation of unspecified hip | ||||
| S73.036A | Other anterior dislocation of unspecified hip, initial encounterCMS: Other anterior dislocation of unspecified hip, init encntr | Cannot lead a claimUnspecified diagnosis code not acceptable as principal diagnosis since there is a more specific code available that would further accurately identify the condition | None | None |
| S73.036D | Other anterior dislocation of unspecified hip, subsequent encounterCMS: Other anterior dislocation of unspecified hip, subs encntr | Cannot lead a claimPrincipal diagnosis not assigned to a clinical group | None | None |
| S73.036S | Other anterior dislocation of unspecified hip, sequela | Cannot lead a claimPrincipal diagnosis not assigned to a clinical group | None | None |
| S73.04 Central subluxation and dislocation of hip | ||||
| S73.041 Central subluxation of right hip | ||||
| S73.041A | Central subluxation of right hip, initial encounter | Can lead a claim | E | None |
| S73.041D | Central subluxation of right hip, subsequent encounter | Can lead a claim | E | None |
| S73.041S | Central subluxation of right hip, sequela | Can lead a claim | E | None |
| S73.042 Central subluxation of left hip | ||||
| S73.042A | Central subluxation of left hip, initial encounter | Can lead a claim | E | None |
| S73.042D | Central subluxation of left hip, subsequent encounter | Can lead a claim | E | None |
| S73.042S | Central subluxation of left hip, sequela | Can lead a claim | E | None |
| S73.043 Central subluxation of unspecified hip | ||||
| S73.043A | Central subluxation of unspecified hip, initial encounter | Cannot lead a claimUnspecified diagnosis code not acceptable as principal diagnosis since there is a more specific code available that would further accurately identify the condition | None | None |
| S73.043D | Central subluxation of unspecified hip, subsequent encounter | Cannot lead a claimPrincipal diagnosis not assigned to a clinical group | None | None |
| S73.043S | Central subluxation of unspecified hip, sequela | Cannot lead a claimPrincipal diagnosis not assigned to a clinical group | None | None |
| S73.044 Central dislocation of right hip | ||||
| S73.044A | Central dislocation of right hip, initial encounter | Can lead a claim | E | None |
| S73.044D | Central dislocation of right hip, subsequent encounter | Can lead a claim | E | None |
| S73.044S | Central dislocation of right hip, sequela | Can lead a claim | E | None |
| S73.045 Central dislocation of left hip | ||||
| S73.045A | Central dislocation of left hip, initial encounter | Can lead a claim | E | None |
| S73.045D | Central dislocation of left hip, subsequent encounter | Can lead a claim | E | None |
| S73.045S | Central dislocation of left hip, sequela | Can lead a claim | E | None |
| S73.046 Central dislocation of unspecified hip | ||||
| S73.046A | Central dislocation of unspecified hip, initial encounter | Cannot lead a claimUnspecified diagnosis code not acceptable as principal diagnosis since there is a more specific code available that would further accurately identify the condition | None | None |
| S73.046D | Central dislocation of unspecified hip, subsequent encounter | Cannot lead a claimPrincipal diagnosis not assigned to a clinical group | None | None |
| S73.046S | Central dislocation of unspecified hip, sequela | Cannot lead a claimPrincipal diagnosis not assigned to a clinical group | None | None |
| S73.1 Sprain of hip | ||||
| S73.10 Unspecified sprain of hip | ||||
| S73.101 Unspecified sprain of right hip | ||||
| S73.101A | Unspecified sprain of right hip, initial encounter | Can lead a claim | E | None |
| S73.101D | Unspecified sprain of right hip, subsequent encounter | Can lead a claim | E | None |
| S73.101S | Unspecified sprain of right hip, sequela | Can lead a claim | E | None |
| S73.102 Unspecified sprain of left hip | ||||
| S73.102A | Unspecified sprain of left hip, initial encounter | Can lead a claim | E | None |
| S73.102D | Unspecified sprain of left hip, subsequent encounter | Can lead a claim | E | None |
| S73.102S | Unspecified sprain of left hip, sequela | Can lead a claim | E | None |
| S73.109 Unspecified sprain of unspecified hip | ||||
| S73.109A | Unspecified sprain of unspecified hip, initial encounter | Cannot lead a claimPrincipal diagnosis not assigned to a clinical group | None | None |
| S73.109D | Unspecified sprain of unspecified hip, subsequent encounter | Cannot lead a claimPrincipal diagnosis not assigned to a clinical group | None | None |
| S73.109S | Unspecified sprain of unspecified hip, sequela | Cannot lead a claimPrincipal diagnosis not assigned to a clinical group | None | None |
| S73.11 Iliofemoral ligament sprain of hip | ||||
| S73.111 Iliofemoral ligament sprain of right hip | ||||
| S73.111A | Iliofemoral ligament sprain of right hip, initial encounter | Can lead a claim | E | None |
| S73.111D | Iliofemoral ligament sprain of right hip, subsequent encounterCMS: Iliofemoral ligament sprain of right hip, subs encntr | Can lead a claim | E | None |
| S73.111S | Iliofemoral ligament sprain of right hip, sequela | Can lead a claim | E | None |
| S73.112 Iliofemoral ligament sprain of left hip | ||||
| S73.112A | Iliofemoral ligament sprain of left hip, initial encounter | Can lead a claim | E | None |
| S73.112D | Iliofemoral ligament sprain of left hip, subsequent encounterCMS: Iliofemoral ligament sprain of left hip, subs encntr | Can lead a claim | E | None |
| S73.112S | Iliofemoral ligament sprain of left hip, sequela | Can lead a claim | E | None |
| S73.119 Iliofemoral ligament sprain of unspecified hip | ||||
| S73.119A | Iliofemoral ligament sprain of unspecified hip, initial encounterCMS: Iliofemoral ligament sprain of unspecified hip, init encntr | Cannot lead a claimPrincipal diagnosis not assigned to a clinical group | None | None |
| S73.119D | Iliofemoral ligament sprain of unspecified hip, subsequent encounterCMS: Iliofemoral ligament sprain of unspecified hip, subs encntr | Cannot lead a claimPrincipal diagnosis not assigned to a clinical group | None | None |
| S73.119S | Iliofemoral ligament sprain of unspecified hip, sequela | Cannot lead a claimPrincipal diagnosis not assigned to a clinical group | None | None |
| S73.12 Ischiocapsular (ligament) sprain of hip | ||||
| S73.121 Ischiocapsular ligament sprain of right hip | ||||
| S73.121A | Ischiocapsular ligament sprain of right hip, initial encounterCMS: Ischiocapsular ligament sprain of right hip, init encntr | Can lead a claim | E | None |
| S73.121D | Ischiocapsular ligament sprain of right hip, subsequent encounterCMS: Ischiocapsular ligament sprain of right hip, subs encntr | Can lead a claim | E | None |
| S73.121S | Ischiocapsular ligament sprain of right hip, sequela | Can lead a claim | E | None |
| S73.122 Ischiocapsular ligament sprain of left hip | ||||
| S73.122A | Ischiocapsular ligament sprain of left hip, initial encounterCMS: Ischiocapsular ligament sprain of left hip, init encntr | Can lead a claim | E | None |
| S73.122D | Ischiocapsular ligament sprain of left hip, subsequent encounterCMS: Ischiocapsular ligament sprain of left hip, subs encntr | Can lead a claim | E | None |
| S73.122S | Ischiocapsular ligament sprain of left hip, sequela | Can lead a claim | E | None |
| S73.129 Ischiocapsular ligament sprain of unspecified hip | ||||
| S73.129A | Ischiocapsular ligament sprain of unspecified hip, initial encounterCMS: Ischiocapsular ligament sprain of unsp hip, init encntr | Cannot lead a claimPrincipal diagnosis not assigned to a clinical group | None | None |
| S73.129D | Ischiocapsular ligament sprain of unspecified hip, subsequent encounterCMS: Ischiocapsular ligament sprain of unsp hip, subs encntr | Cannot lead a claimPrincipal diagnosis not assigned to a clinical group | None | None |
| S73.129S | Ischiocapsular ligament sprain of unspecified hip, sequela | Cannot lead a claimPrincipal diagnosis not assigned to a clinical group | None | None |
| S73.19 Other sprain of hip | ||||
| S73.191 Other sprain of right hip | ||||
| S73.191A | Other sprain of right hip, initial encounter | Can lead a claim | E | None |
| S73.191D | Other sprain of right hip, subsequent encounter | Can lead a claim | E | None |
| S73.191S | Other sprain of right hip, sequela | Can lead a claim | E | None |
| S73.192 Other sprain of left hip | ||||
| S73.192A | Other sprain of left hip, initial encounter | Can lead a claim | E | None |
| S73.192D | Other sprain of left hip, subsequent encounter | Can lead a claim | E | None |
| S73.192S | Other sprain of left hip, sequela | Can lead a claim | E | None |
| S73.199 Other sprain of unspecified hip | ||||
| S73.199A | Other sprain of unspecified hip, initial encounter | Cannot lead a claimPrincipal diagnosis not assigned to a clinical group | None | None |
| S73.199D | Other sprain of unspecified hip, subsequent encounter | Cannot lead a claimPrincipal diagnosis not assigned to a clinical group | None | None |
| S73.199S | Other sprain of unspecified hip, sequela | Cannot lead a claimPrincipal diagnosis not assigned to a clinical group | None | 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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