ICD-10-CM > L00-L99 > L80-L99 > L89 > L89.5 > L89.51 > L89.514 L89.514 Pressure ulcer of right ankle, stage 4 Billable/Specific Copy Code Copy Description Applicable To Healing pressure ulcer of right ankle, stage 4Pressure ulcer with necrosis of soft tissues through to underlying muscle, tendon, or bone, right ankle