{"code":"L89.44","type":"code","title":"Pressure ulcer of contiguous site of back, buttock and hip, stage 4","codeAlso":[],"includes":["bed sore","decubitus ulcer","plaster ulcer","pressure area","pressure sore"],"modern_v":"official26","codeFirst":["any associated gangrene (I96)"],"excludes1":[],"excludes2":["decubitus (trophic) ulcer of cervix (uteri) (N86)","diabetic ulcers (E08.621, E08.622, E09.621, E09.622, E10.621, E10.622, E11.621, E11.622, E13.621, E13.622)","non-pressure chronic ulcer of skin (L97.-)","skin infections (L00-L08)","varicose ulcer (I83.0, I83.2)"],"isBillable":true,"fyEffectivity":{"fy2026":true,"fy2027":true,"billableFy2026":true,"billableFy2027":true},"inclusionTerms":["Healing pressure ulcer of contiguous site of back, buttock and hip, stage 4","Pressure ulcer with necrosis of soft tissues through to underlying muscle, tendon, or bone, contiguous site of back, buttock and hip"],"useAdditionalCode":[],"clinicalDefinition":"Pressure ulcer of contiguous site of back, buttock and hip, stage 4 is a billable ICD-10-CM diagnosis code (L89.44). Includes: bed sore; decubitus ulcer; plaster ulcer; pressure area; pressure sore. Inclusion terms: Healing pressure ulcer of contiguous site of back, buttock and hip, stage 4; Pressure ulcer with necrosis of soft tissues through to underlying muscle, tendon, or bone, contiguous site of back, buttock and hip.","officialDefinition":"Pressure ulcer of contiguous site of back, buttock and hip, stage 4 is a billable ICD-10-CM diagnosis code (L89.44). Includes: bed sore; decubitus ulcer; plaster ulcer; pressure area; pressure sore. Inclusion terms: Healing pressure ulcer of contiguous site of back, buttock and hip, stage 4; Pressure ulcer with necrosis of soft tissues through to underlying muscle, tendon, or bone, contiguous site of back, buttock and hip. Excludes2 (not included here): decubitus (trophic) ulcer of cervix (uteri) (N86); diabetic ulcers (E08.621, E08.622, E09.621, E09.622, E10.621, E10.622, E11.621, E11.622, E13.621, E13.622); non-pressure chronic ulcer of skin (L97.-); skin infections (L00-L08); varicose ulcer (I83.0, I83.2). Code first: any associated gangrene (I96).","seventhCharacterInstructions":[],"workflowProtocols":[],"guidelines":{"whenToUse":[],"whenNotToUse":[],"commonBillingMistakes":[],"codeComparisons":[],"documentationChecklist":[]},"domainLandscape":{"summary":"Primary diagnostic domain and clinical landscape evaluation.","keyCategories":[],"diagnosticContinuum":"Progression continuum from acute presentation to resolution."},"children":[],"hierarchy":[],"relatedCodes":[],"relevantCPTCodes":[],"documentationTips":[],"caseStudies":[],"description":"","overview":"","noteProvenance":{"decubitus (trophic) ulcer of cervix (uteri) (N86)":"L89","diabetic ulcers (E08.621, E08.622, E09.621, E09.622, E10.621, E10.622, E11.621, E11.622, E13.621, E13.622)":"L89","non-pressure chronic ulcer of skin (L97.-)":"L89","skin infections (L00-L08)":"L89","varicose ulcer (I83.0, I83.2)":"L89","any associated gangrene (I96)":"L89","bed sore":"L89","decubitus ulcer":"L89","plaster ulcer":"L89","pressure area":"L89","pressure sore":"L89"},"hcc":{"mapped":true,"model":"CMS-HCC V28","paymentYear":"2026","categories":[{"hcc":"379","label":"Pressure Ulcer of Skin with Necrosis Through to Muscle, Tendon, or Bone","family":"Skin","suppresses":[{"hcc":"380","label":"Chronic Ulcer of Skin, Except Pressure, Through to Bone or Muscle"},{"hcc":"381","label":"Pressure Ulcer of Skin with Full Thickness Skin Loss"},{"hcc":"382","label":"Pressure Ulcer of Skin with Partial Thickness Skin Loss"},{"hcc":"383","label":"Chronic Ulcer of Skin, Except Pressure, Not Specified as Through to Bone or Muscle"}]}],"otherModels":[{"model":"CMS-HCC V22","hcc":"157"}]}}