M21.251
Billable codeFlexion deformity, right hip
The ICD-10 code for flexion deformity, right hip is M21.251.
Documentation support
General coding-documentation guidance — not a substitute for payer-specific requirements or professional coding judgment.
- •As a general rule, code to the highest level of specificity supported by the documentation in the medical record.
Related codes in this category
- M21.252Flexion deformity, left hip
- M21.259Flexion deformity, unspecified hip
- M21.251Flexion deformity, right hip
ICD-9-CM equivalent
Informational only — GEM mappings are approximate, not guaranteed one-to-one equivalents. Verify before use in billing.
- 73689Approximate match
Associated MS-DRGs
M21.251 can serve as the principal diagnosis for these Medicare Severity Diagnosis-Related Groups.
Informational only — actual DRG assignment also depends on procedures, complications/comorbidities (CC/MCC), discharge status, and payer-specific rules not reflected here.