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S73.031A vs S73.033A

S73.031A (Other anterior subluxation of right hip, initial encounter) compared with S73.033A (Other anterior subluxation of unspecified hip, initial encounter), from the official CMS tabular data. S73.031A and S73.033A code the same condition on opposite sides.

Relationship

Review

Laterality relationship

S73.031A
Right
Other anterior subluxation of right hip, initial encounter
S73.033A
Unspecified
Other anterior subluxation of unspecified hip, initial encounter

Same condition; these differ only in which side is documented.

These codes share a category and title and differ only in the side affected. The documentation decides which applies, and a bilateral code is reported only where the code set provides one.

Source: ICD-10-CM tabular list (laterality variant derived from the code title)

Can these codes be reported together?

Same condition, opposite side. S73.031A and S73.033A name the same condition on opposite sides of the body.

Same category and title, differing only in which side is affected — the documentation decides which one applies, and a bilateral code is reported only where the code set provides one.

Side by side

S73.031AOther anterior subluxation of right hip, initial encounterS73.033AOther anterior subluxation of unspecified hip, initial encounter
Billing statusBillableBillable
ClassificationS00-T88 — Injury, Poisoning and Certain Other Consequences of External Causes (S00-T88)S00-T88 — Injury, Poisoning and Certain Other Consequences of External Causes (S00-T88)
DefinitionOther anterior subluxation of right hip, initial encounter is a billable ICD-10-CM diagnosis code (S73.031A).Other anterior subluxation of unspecified hip, initial encounter is a billable ICD-10-CM diagnosis code (S73.033A).
7th characterThe appropriate 7th character is to be added to each code from category S73The appropriate 7th character is to be added to each code from category S73
Includes
avulsion of joint or ligament of hip
laceration of cartilage, joint or ligament of hip
sprain of cartilage, joint or ligament of hip
traumatic hemarthrosis of joint or ligament of hip
avulsion of joint or ligament of hip
laceration of cartilage, joint or ligament of hip
sprain of cartilage, joint or ligament of hip
traumatic hemarthrosis of joint or ligament of hip

Derived from the official CMS ICD-10-CM tabular data (FY2026). Not billing advice; verify sequencing rules for the encounter. All data sources