ICD-10-CM 2027 diagnosis code
L89.1Pressure ulcer of back
L89.1 is a header code, so it can't be reported by itself. Choose one of the 6 more specific codes beneath it.
Code unchanged since ICD-10-CM took effect on October 1, 2015. Source: official FY2027 ICD-10-CM release from CDC/NCHS and CMS. Page updated September 29, 2026. About our data
About L89.1
L89.1 is the ICD-10-CM diagnosis code for pressure ulcer of back. It belongs to category L89 (pressure ulcer), block L80-L99 (other disorders of the skin and subcutaneous tissue) and chapter 12 (diseases of the skin and subcutaneous tissue). It is a header code, so it can't be reported by itself; one of its 6 subcodes must be used instead.
Within L89 (pressure ulcer), L89.1 is specifically for pressure ulcer of back. Related codes cover of elbow (L89.0), of hip (L89.2), of buttock (L89.3), of contiguous site of back, buttock and hip (L89.4), of ankle (L89.5), of heel (L89.6), of other site (L89.8) and of unspecified site (L89.9).
To report this condition, pick the subcode that matches the documentation: L89.10 (back), L89.11 (back), L89.12 (back), L89.13 (back), L89.14 (back) and L89.15 (region).
Code first: any associated gangrene (I96).
It has been part of ICD-10-CM since the code set took effect on October 1, 2015 and hasn't changed since.
Specific codes under L89.1
- L89.10Pressure ulcer of unspecified part of back
- L89.100Pressure ulcer of unspecified part of back, unstageableBillable
- L89.101Pressure ulcer of unspecified part of back, stage 1Billable
- L89.102Pressure ulcer of unspecified part of back, stage 2Billable
- L89.103Pressure ulcer of unspecified part of back, stage 3Billable
- L89.104Pressure ulcer of unspecified part of back, stage 4Billable
- L89.106Pressure-induced deep tissue damage of unspecified part of backBillable
- L89.109Pressure ulcer of unspecified part of back, unspecified stageBillable
- L89.11Pressure ulcer of right upper back
- L89.110Pressure ulcer of right upper back, unstageableBillable
- L89.111Pressure ulcer of right upper back, stage 1Billable
- L89.112Pressure ulcer of right upper back, stage 2Billable
- L89.113Pressure ulcer of right upper back, stage 3Billable
- L89.114Pressure ulcer of right upper back, stage 4Billable
- L89.116Pressure-induced deep tissue damage of right upper backBillable
- L89.119Pressure ulcer of right upper back, unspecified stageBillable
- L89.12Pressure ulcer of left upper back
- L89.120Pressure ulcer of left upper back, unstageableBillable
- L89.121Pressure ulcer of left upper back, stage 1Billable
- L89.122Pressure ulcer of left upper back, stage 2Billable
- L89.123Pressure ulcer of left upper back, stage 3Billable
- L89.124Pressure ulcer of left upper back, stage 4Billable
- L89.126Pressure-induced deep tissue damage of left upper backBillable
- L89.129Pressure ulcer of left upper back, unspecified stageBillable
- L89.13Pressure ulcer of right lower back
- L89.130Pressure ulcer of right lower back, unstageableBillable
- L89.131Pressure ulcer of right lower back, stage 1Billable
- L89.132Pressure ulcer of right lower back, stage 2Billable
- L89.133Pressure ulcer of right lower back, stage 3Billable
- L89.134Pressure ulcer of right lower back, stage 4Billable
- L89.136Pressure-induced deep tissue damage of right lower backBillable
- L89.139Pressure ulcer of right lower back, unspecified stageBillable
- L89.14Pressure ulcer of left lower back
- L89.140Pressure ulcer of left lower back, unstageableBillable
- L89.141Pressure ulcer of left lower back, stage 1Billable
- L89.142Pressure ulcer of left lower back, stage 2Billable
- L89.143Pressure ulcer of left lower back, stage 3Billable
- L89.144Pressure ulcer of left lower back, stage 4Billable
- L89.146Pressure-induced deep tissue damage of left lower backBillable
- L89.149Pressure ulcer of left lower back, unspecified stageBillable
- L89.15Pressure ulcer of sacral region
- L89.150Pressure ulcer of sacral region, unstageableBillable
- L89.151Pressure ulcer of sacral region, stage 1Billable
- L89.152Pressure ulcer of sacral region, stage 2Billable
- L89.153Pressure ulcer of sacral region, stage 3Billable
- L89.154Pressure ulcer of sacral region, stage 4Billable
- L89.156Pressure-induced deep tissue damage of sacral regionBillable
- L89.159Pressure ulcer of sacral region, unspecified stageBillable
Notes that apply from higher levels
Instructions written at a parent level also apply to L89.1.
› From L89 Pressure ulcer
- bed sore
- decubitus ulcer
- plaster ulcer
- pressure area
- pressure sore
- any associated gangrene (I96)
Broader instructions also apply from Chapter 12: Diseases of the skin and subcutaneous tissue.
Alphabetic index entries
7 entriesTerms in the official ICD-10-CM index that lead to L89.1.
- Ulcer, ulcerated, ulcerating, ulceration, ulcerative › pressure (pressure area) › back
- Ulcer, ulcerated, ulcerating, ulceration, ulcerative › pressure (pressure area) › stage 1 (healing) (pre-ulcer skin changes limited to persistent focal edema) › back
- Ulcer, ulcerated, ulcerating, ulceration, ulcerative › pressure (pressure area) › stage 2 (healing) (abrasion, blister, partial thickness skin loss involving epidermis and/or dermis) › back
- Ulcer, ulcerated, ulcerating, ulceration, ulcerative › pressure (pressure area) › stage 3 (healing) (full thickness skin loss involving damage or necrosis of subcutaneous tissue) › back
- Ulcer, ulcerated, ulcerating, ulceration, ulcerative › pressure (pressure area) › stage 4 (healing) (necrosis of soft tissues through to underlying muscle, tendon, or bone) › back
- Ulcer, ulcerated, ulcerating, ulceration, ulcerative › pressure (pressure area) › unspecified stage › back
- Ulcer, ulcerated, ulcerating, ulceration, ulcerative › pressure (pressure area) › unstageable › back
Code history
- 2016
- 2017
- 2018
- 2019
- 2020
- 2021
- 2022
- 2023
- 2024
- 2025
- 2026
- 2027
- FY2016 (effective 10/1/2015): Added (first year of ICD-10-CM)
- No changes since FY2016.
Common questions about L89.1
Is L89.1 billable?
- No. L89.1 is a header code. Report one of its more specific subcodes instead.