L30.4 – Erythema intertrigo

ICD-10-CM 2027 diagnosis code · Dermatitis and eczema

Billable code

ICD-10-CM code L30.4

Code: L30.4 (claims format: L304)
Description: Erythema intertrigo
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: L20-L30 Dermatitis and eczema
Parent codes: L30

Notes inherited from parent codes

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

L30 – Other and unspecified dermatitis

Excludes2 (not included here):

contact dermatitis (L23-L25)
dry skin dermatitis (L85.3)
small plaque parapsoriasis (L41.3)
stasis dermatitis (I87.2)

Block L20-L30

Excludes2 (not included here):

chronic (childhood) granulomatous disease (D71-)
dermatitis gangrenosa (L08.0)
dermatitis herpetiformis (L13.0)
dry skin dermatitis (L85.3)
factitial dermatitis (L98.1)
perioral dermatitis (L71.0)
radiation-related disorders of the skin and subcutaneous tissue (L55-L59)
stasis dermatitis (I87.2)

Notes:

In this block the terms dermatitis and eczema are used synonymously and interchangeably.

Index terms for L30.4

Entries in the ICD-10-CM alphabetic index that lead to this code:

Related codes in L30

L30.0 – Nummular dermatitisBillable
L30.1 – Dyshidrosis [pompholyx]Billable
L30.2 – Cutaneous autosensitizationBillable
L30.3 – Infective dermatitisBillable
L30.5 – Pityriasis albaBillable
L30.8 – Other specified dermatitisBillable
L30.9 – Dermatitis, unspecifiedBillable

Frequently asked questions

What is ICD-10 code L30.4?

L30.4 is the ICD-10-CM code for erythema intertrigo, in the block L20-L30 (Dermatitis and eczema).

Is L30.4 a billable code?

Yes. L30.4 is a billable/specific code that can be used to indicate a diagnosis for reimbursement purposes.

What category does L30.4 belong to?

It belongs to category L30 – Other and unspecified dermatitis.

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.