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Coding Tip of the Month – August 2019

Deep Tissue Injury

The ICD-10-CM updates effective October 1, 2019 will contain 273 new codes. One notable addition is the expansion of category L89 Pressure ulcer to include specific codes for Deep Tissue Pressure Injury. Prior to this change, DTPI was coded as an unstageable pressure injury. As discussed in ICD-10 Coordination and Maintenance Committee Meeting in September 2018 the clinical differences between unstageable ulcers and deep tissue injuries can be signification as detailed in the excerpt from the minutes.

“Deep tissue injury is currently indexed to “ulcer, pressure, unstageable, by site.” However, unstageable ulcers can ONLY be Stage 3 or 4, by definition (“full-thickness skin and tissue loss in which the extent of tissue damage within the ulcer cannot be confirmed because it is obscured by slough or eschar. If slough or eschar is removed, a Stage 3 or Stage 4 pressure injury will be revealed”). By contrast, deep tissue injury may resolve without tissue loss. In addition, deep tissue injuries often have a combined etiology involving both ischemia and pressure. AHRQ is requesting the following new codes to identify and track these conditions for surveillance and quality improvement purposes.”

A new ICD-10-CM guideline was also added to address correct reporting of deep tissue pressure injuries.

I.C.12.a.7) Pressure-induced deep tissue damage

  • For pressure-induced deep tissue damage or deep tissue pressure injury, assign only the appropriate code for pressure-induced deep tissue damage (L89.–6).

A list of the new codes is provided below. In preparation for the new codes communicate and educate affected intra and extra departmental staff. Examining how your encoder will be updated to handle these new codes should also be performed before October 1st.

NEW CODES:

L89006  Pressure-induced deep tissue damage of unspecified elbow    
L89016  Pressure-induced deep tissue damage of right elbow          
L89026  Pressure-induced deep tissue damage of left         
L89106  Pressure-induced deep tissue damage of unspecified part of back
L89116  Pressure-induced deep tissue damage of right upper back     
L89126  Pressure-induced deep tissue damage of left upper back      
L89136  Pressure-induced deep tissue damage of right lower back     
L89146  Pressure-induced deep tissue damage of left lower back      
L89156  Pressure-induced deep tissue damage of sacral region       
L89206  Pressure-induced deep tissue damage of unspecified hip      
L89216  Pressure-induced deep tissue damage of right hip    
L89226  Pressure-induced deep tissue damage of left
L89306  Pressure-induced deep tissue damage of unspecified buttock  
L89316  Pressure-induced deep tissue damage of right buttock        
L89326  Pressure-induced deep tissue damage of left buttock        
L8946   Pressure-induced deep tissue damage of contiguous site of back, buttock and hip
L89506  Pressure-induced deep tissue damage of unspecified ankle    
L89516  Pressure-induced deep tissue damage of right ankle           
L89526  Pressure-induced deep tissue damage of left ankle           
L89606  Pressure-induced deep tissue damage of unspecified heel     
L89616  Pressure-induced deep tissue damage of right heel           
L89626  Pressure-induced deep tissue damage of left heel      
L89816  Pressure-induced deep tissue damage of head                 
L89896  Pressure-induced deep tissue damage of other site           
L8996   Pressure-induced deep tissue damage of unspecified site