L98.A21 – Non-pressure chronic ulcer of right forearm
ICD-10-CM 2027 diagnosis code · Other disorders of the skin and subcutaneous tissue
- Code
L98.A21(claims format:L98A21)- Description
- Non-pressure chronic ulcer of right forearm
- Billable
- No – use a more specific code below
- Valid for
- Dates of service October 1, 2026 – September 30, 2027 (FY2027)
- Chapter
- 12. Diseases of the skin and subcutaneous tissue (L00-L99)
- Block
- L80-L99 Other disorders of the skin and subcutaneous tissue
- Parent codes
- L98 › L98.A › L98.A2
Billable codes under L98.A21
L98.A21 is a header code and cannot be used on claims. Choose the most specific code:
- L98.A211 – Non-pressure chronic ulcer of right forearm limited to breakdown of skinBillable
- L98.A212 – Non-pressure chronic ulcer of right forearm with fat layer exposedBillable
- L98.A213 – Non-pressure chronic ulcer of right forearm with necrosis of muscleBillable
- L98.A214 – Non-pressure chronic ulcer of right forearm with necrosis of boneBillable
- L98.A215 – Non-pressure chronic ulcer of right forearm with muscle involvement without evidence of necrosisBillable
- L98.A216 – Non-pressure chronic ulcer of right forearm with bone involvement without evidence of necrosisBillable
- L98.A218 – Non-pressure chronic ulcer of right forearm with other specified severityBillable
- L98.A219 – Non-pressure chronic ulcer of right forearm with unspecified severityBillable
Notes inherited from parent codes
Instructional notes at a category or block level apply to every code below it.
L98.A – Non-pressure chronic ulcer of upper limb, not elsewhere classified
- Chronic ulcer of upper limb NOS
- Non-healing ulcer of upper limb
- Ulcer of upper limb NEC
Related codes in L98.A2
Frequently asked questions
What is ICD-10 code L98.A21?
L98.A21 is the ICD-10-CM code for non-pressure chronic ulcer of right forearm, in the block L80-L99 (Other disorders of the skin and subcutaneous tissue).
Is L98.A21 a billable code?
No. L98.A21 is a header code with more specific child codes; report one of the billable codes listed above.
What category does L98.A21 belong to?
It belongs to category L98 – Other disorders of skin and subcutaneous tissue, not elsewhere classified.
Source: CDC/NCHS ICD-10-CM FY2027 code files, tabular list and index. Reference only – code assignment must follow the official ICD-10-CM guidelines and documentation in the medical record.