L97.31

Non-pressure chronic ulcer of right ankle

Header / non-billable

This code does not map to a risk-adjusting HCC in the loaded models.

Coding notes

Excludes 1 never coded together · Excludes 2 may co-exist

Inherited from L97Non-pressure chronic ulcer of lower limb, NEC
Includes

chronic ulcer of skin of lower limb NOS non-healing ulcer of skin non-infected sinus of skin trophic ulcer NOS tropical ulcer NOS ulcer of skin of lower limb NOS

Excludes 2

pressure ulcer (pressure area) (L89.-) skin infections (L00-L08) specific infections classified to A00-B99

Code first

any associated underlying condition, such as: any associated gangrene (I96) atherosclerosis of the lower extremities (I70.23-, I70.24-, I70.33-, I70.34-, I70.43-, I70.44-, I70.53-, I70.54-, I70.63-, I70.64-, I70.73-, I70.74-) chronic venous hypertension (I87.31-, I87.33-) diabetic ulcers (E08.621, E08.622, E09.621, E09.622, E10.621, E10.622, E11.621, E11.622, E13.621, E13.622) postphlebitic syndrome (I87.01-, I87.03-) postthrombotic syndrome (I87.01-, I87.03-) varicose ulcer (I83.0-, I83.2-)

Inherited from chapter 12Diseases of the skin and subcutaneous tissue
Excludes 2

certain conditions originating in the perinatal period (P04-P96) certain infectious and parasitic diseases (A00-B99) complications of pregnancy, childbirth and the puerperium (O00-O9A) congenital malformations, deformations, and chromosomal abnormalities (Q00-Q99) endocrine, nutritional and metabolic diseases (E00-E88) lipomelanotic reticulosis (I89.8) neoplasms (C00-D49) symptoms, signs and abnormal clinical and laboratory findings, not elsewhere classified (R00-R94) systemic connective tissue disorders (M30-M36) viral warts (B07.-)

Official Guidelines for L97.31

FY 2026 ›