L02.433 – Carbuncle of right upper limb

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

Billable code

ICD-10-CM code L02.433

Code: L02.433 (claims format: L02433)
Description: Carbuncle of right upper limb
Billable: Yes – valid for HIPAA-covered transactions
Valid for: Dates of service October 1, 2026 – September 30, 2027 (FY2027)
Chapter: 12. Diseases of the skin and subcutaneous tissue (L00-L99)
Block: L00-L08 Infections of the skin and subcutaneous tissue
Parent codes: L02 › L02.4 › L02.43

Notes inherited from parent codes

Instructional notes at a category or block level apply to every code below it.

L02 – Cutaneous abscess, furuncle and carbuncle

Excludes2 (not included here):

abscess of anus and rectal regions (K61.-)
abscess of female genital organs (external) (N76.4)
abscess of male genital organs (external) (N48.2, N49.-)

Use additional code:

code to identify organism (B95-B96)

L02.4 – Cutaneous abscess, furuncle and carbuncle of limb

Excludes2 (not included here):

Cutaneous abscess, furuncle and carbuncle of groin (L02.214, L02.224, L02.234)
Cutaneous abscess, furuncle and carbuncle of hand (L02.5-)
Cutaneous abscess, furuncle and carbuncle of foot (L02.6-)

Block L00-L08

Excludes2 (not included here):

hordeolum (H00.0)
infective dermatitis (L30.3)
local infections of skin classified in Chapter 1
lupus panniculitis (L93.2)
panniculitis NOS (M79.3)
panniculitis of neck and back (M54.0-)
Perlèche NOS (K13.0)
Perlèche due to candidiasis (B37.0)
Perlèche due to riboflavin deficiency (E53.0)
pyogenic granuloma (L98.0)
relapsing panniculitis [Weber-Christian] (M35.6)
viral warts (B07.-)
zoster (B02.-)

Use additional code:

code (B95-B97) to identify infectious agent.

Related codes in L02.43

L02.431 – Carbuncle of right axillaBillable
L02.432 – Carbuncle of left axillaBillable
L02.434 – Carbuncle of left upper limbBillable
L02.435 – Carbuncle of right lower limbBillable
L02.436 – Carbuncle of left lower limbBillable
L02.439 – Carbuncle of limb, unspecifiedBillable

Frequently asked questions

What is ICD-10 code L02.433?

L02.433 is the ICD-10-CM code for carbuncle of right upper limb, in the block L00-L08 (Infections of the skin and subcutaneous tissue).

Is L02.433 a billable code?

Yes. L02.433 is a billable/specific code that can be used to indicate a diagnosis for reimbursement purposes.

What category does L02.433 belong to?

It belongs to category L02 – Cutaneous abscess, furuncle and carbuncle.

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.