All ICD10 Codes

L21.9

Billable
ChapterL00–L99
Ranksubcategory
Official Description

Seborrheic dermatitis, unspecified

Metadata & Insights
  • •Billable/specific code (valid for reimbursement).
  • •Chapter 12: Diseases of the Skin and Subcutaneous Tissue (L00-L99).

Instructional Notes

Includes
  • Seborrhea NOS
General instructions are available for the parent sections:
View CH12 NotesView L20-L30 NotesView L21 Notes

Clinical Hierarchy

BillableHas subcodes
CH12Diseases of the skin and subcutaneous tissue (L00-L99)
L20-L30Dermatitis and eczema (L20-L30)
L21Seborrheic dermatitis
L21.9Seborrheic dermatitis, unspecifiedBillable

Applicable Ancestor Context

The following parent sections contain instructions or notes that apply to L21.9:

categoryL21
Seborrheic dermatitis
View context instructions
blockL20-L30
Dermatitis and eczema (L20-L30)
View context instructions
chapterCH12
Diseases of the skin and subcutaneous tissue (L00-L99)
View context instructions

MS-DRG Classification

2026 v43.1

This code is grouped within the following Diagnosis Related Group(s) for clinical reimbursement:

DRG 606
Minor Skin Disorders with MCC
DRG 607
Minor Skin Disorders without MCC

Cross Reference

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