ICD-10-CM 2027 diagnosis code
L98.A3Non-pressure chronic ulcer of hand
L98.A3 is a header code, so it can't be reported by itself. Choose one of the 3 more specific codes beneath it.
Code last changed in FY2026 (effective October 1, 2025). Source: official FY2027 ICD-10-CM release from CDC/NCHS and CMS. Page updated September 29, 2026. About our data
About L98.A3
L98.A3 is the ICD-10-CM diagnosis code for Non-pressure chronic ulcer of hand. It belongs to category L98 (other disorders of skin and subcutaneous tissue, not elsewhere classified), 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 3 subcodes must be used instead.
Within L98.A (Non-pressure chronic ulcer of upper limb, not elsewhere classified), L98.A3 is specifically for Non-pressure chronic ulcer of hand. Related codes cover upper arm (L98.A1) and forearm (L98.A2).
To report this condition, pick the subcode that matches the documentation: L98.A31 (hand), L98.A32 (hand) and L98.A39 (hand).
It was added in FY2026, effective October 1, 2025.
Specific codes under L98.A3
- L98.A31Non-pressure chronic ulcer of right hand
- L98.A311Non-pressure chronic ulcer of right hand limited to breakdown of skinBillable
- L98.A312Non-pressure chronic ulcer of right hand with fat layer exposedBillable
- L98.A313Non-pressure chronic ulcer of right hand with necrosis of muscleBillable
- L98.A314Non-pressure chronic ulcer of right hand with necrosis of boneBillable
- L98.A315Non-pressure chronic ulcer of right hand with muscle involvement without evidence of necrosisBillable
- L98.A316Non-pressure chronic ulcer of right hand with bone involvement without evidence of necrosisBillable
- L98.A318Non-pressure chronic ulcer of right hand with other specified severityBillable
- L98.A319Non-pressure chronic ulcer of right hand with unspecified severityBillable
- L98.A32Non-pressure chronic ulcer of left hand
- L98.A321Non-pressure chronic ulcer of left hand limited to breakdown of skinBillable
- L98.A322Non-pressure chronic ulcer of left hand with fat layer exposedBillable
- L98.A323Non-pressure chronic ulcer of left hand with necrosis of muscleBillable
- L98.A324Non-pressure chronic ulcer of left hand with necrosis of boneBillable
- L98.A325Non-pressure chronic ulcer of left hand with muscle involvement without evidence of necrosisBillable
- L98.A326Non-pressure chronic ulcer of left hand with bone involvement without evidence of necrosisBillable
- L98.A328Non-pressure chronic ulcer of left hand with other specified severityBillable
- L98.A329Non-pressure chronic ulcer of left hand with unspecified severityBillable
- L98.A39Non-pressure chronic ulcer of unspecified hand
- L98.A391Non-pressure chronic ulcer of unspecified hand limited to breakdown of skinBillable
- L98.A392Non-pressure chronic ulcer of unspecified hand with fat layer exposedBillable
- L98.A393Non-pressure chronic ulcer of unspecified hand with necrosis of muscleBillable
- L98.A394Non-pressure chronic ulcer of unspecified hand with necrosis of boneBillable
- L98.A395Non-pressure chronic ulcer of unspecified hand with muscle involvement without evidence of necrosisBillable
- L98.A396Non-pressure chronic ulcer of unspecified hand with bone involvement without evidence of necrosisBillable
- L98.A398Non-pressure chronic ulcer of unspecified hand with other specified severityBillable
- L98.A399Non-pressure chronic ulcer of unspecified hand with unspecified severityBillable
Notes that apply from higher levels
Instructions written at a parent level also apply to L98.A3.
Broader instructions also apply from Chapter 12: Diseases of the skin and subcutaneous tissue.
Code history
- 2016
- 2017
- 2018
- 2019
- 2020
- 2021
- 2022
- 2023
- 2024
- 2025
- 2026
- 2027
- FY2026 (effective 10/1/2025): Added
- No changes since FY2026.
Common questions about L98.A3
Is L98.A3 billable?
- No. L98.A3 is a header code. Report one of its more specific subcodes instead.