L98.A1 – Non-pressure chronic ulcer of upper arm

ICD-10-CM 2027 diagnosis code · Other disorders of the skin and subcutaneous tissue

Non-billable header

ICD-10-CM code L98.A1
Code
L98.A1 (claims format: L98A1)
Description
Non-pressure chronic ulcer of upper arm
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

Billable codes under L98.A1

L98.A1 is a header code and cannot be used on claims. Choose the most specific code:

Notes for L98.A1

Applicable to:
  • Non-pressure chronic ulcer of axilla

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

Applicable to:
  • Chronic ulcer of upper limb NOS
  • Non-healing ulcer of upper limb
  • Ulcer of upper limb NEC
Excludes2 (not included here):
  • gangrene (I96)
  • pressure ulcer (pressure area) (L89.-)
  • skin infections (L00-L08)
  • specific infections classified to A00-B99
  • ulcer of lower limb NEC (L97.-)
  • varicose ulcer (I83.0-I83.93)

Related codes in L98.A

Frequently asked questions

What is ICD-10 code L98.A1?

L98.A1 is the ICD-10-CM code for non-pressure chronic ulcer of upper arm, in the block L80-L99 (Other disorders of the skin and subcutaneous tissue).

Is L98.A1 a billable code?

No. L98.A1 is a header code with more specific child codes; report one of the billable codes listed above.

What category does L98.A1 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.