L03.31A
Billable codeCellulitis of flank
The ICD-10 code for cellulitis of flank is L03.31A.
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
Associated MS-DRGs
L03.31A 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.
- DRG 564Other Musculoskeletal System and Connective Tissue Diagnoses with MCC
- DRG 565Other Musculoskeletal System and Connective Tissue Diagnoses with CC
- DRG 566Other Musculoskeletal System and Connective Tissue Diagnoses without CC/MCC
- DRG 573Skin Graft for Skin Ulcer or Cellulitis with MCC
- DRG 574Skin Graft for Skin Ulcer or Cellulitis with CC
- DRG 575Skin Graft for Skin Ulcer or Cellulitis without CC/MCC
- DRG 576Skin Graft Except for Skin Ulcer or Cellulitis with MCC
- DRG 577Skin Graft Except for Skin Ulcer or Cellulitis with CC
- DRG 578Skin Graft Except for Skin Ulcer or Cellulitis without CC/MCC
- DRG 602Cellulitis with MCC
- DRG 603Cellulitis without MCC