2027 ICD-10-CM Diagnosis Code L98Other disorders of skin and subcutaneous tissue, not elsewhere classified

ICD-10-CM Codes›L00–L99›L80-L99›L98

ICD-10-CM L98
CMSSource: CMS FY 2027 ICD-10-CM dataset · Effective Oct 1, 2026 – Sep 30, 2027

L98 is a non-billable ICD-10-CM category code for other disorders of skin and subcutaneous tissue, not elsewhere classified, so it cannot be submitted on claims. Use a more specific code from this category instead, such as L98.0, L98.1, L98.2, and L98.3.

Code Identity

ICD-10-CM Code
L98
Billable Status
No — Non-Billable Category
Code Describes
Other disorders of skin and subcutaneous tissue, not elsewhere classified
Short Description
Oth disorders of skin, subcu, not elsewhere classified
Chapter
L80-L99
Other disorders of the skin and subcutaneous tissue

Code Classification

ChapterL00–L99Diseases of the skin and subcutaneous tissue
SectionL80-L99Other disorders of the skin and subcutaneous tissue
CategoryL98Other disorders of skin and subcutaneous tissue, not elsewhere classified
This CodeL98Other disorders of skin and subcutaneous tissue, not elsewhere classified

Specific Coding for Oth disorders of skin, subcu, not elsewhere classifiedOverview

Non-specific codes like L98 require more characters. Use one of these billable codes instead:

  • Use L98.0 for Pyogenic granuloma

  • Use L98.1 for Factitial dermatitis

  • Use L98.2 for Febrile neutrophilic dermatosis [Sweet]

  • Use L98.3 for Eosinophilic cellulitis [Wells]

  • L98.4 for Non-pressure chronic ulcer of skin, not elsewhere classified

  • L98.41 for Non-pressure chronic ulcer of buttock

  • L98.42 for Non-pressure chronic ulcer of back

  • L98.43 for Non-pressure chronic ulcer of abdomen

  • L98.44 for Non-pressure chronic ulcer of chest

  • L98.45 for Non-pressure chronic ulcer of neck

  • L98.46 for Non-pressure chronic ulcer of face

  • L98.47 for Non-pressure chronic ulcer of groin

  • L98.49 for Non-pressure chronic ulcer of skin of other sites

  • Use L98.5 for Mucinosis of the skin

  • Use L98.6 for Other infiltrative disorders of the skin and subcutaneous tissue

  • Use L98.7 for Excessive and redundant skin and subcutaneous tissue

  • Use L98.8 for Other specified disorders of the skin and subcutaneous tissue

  • Use L98.9 for Disorder of the skin and subcutaneous tissue, unspecified

  • L98.A for Non-pressure chronic ulcer of upper limb, not elsewhere classified

  • L98.A1 for Non-pressure chronic ulcer of upper arm

  • L98.A2 for Non-pressure chronic ulcer of forearm

  • L98.A3 for Non-pressure chronic ulcer of hand

Instructional NotesGuidance

Instructions from the official ICD-10-CM Tabular List that apply to L98: its own notes plus those printed at Chapter 12. A note printed at a category, block or chapter applies to every code under it.

Excludes2

Not included here: the excluded condition is not part of this code, but a patient may have both, so both codes may be reported.

From Chapter 12 (L00-L99) Diseases of the skin and subcutaneous tissue applies to 1,001 codes
  • certain conditions originating in the perinatal period (P04-P96)
  • certain infectious and parasitic diseases (A00-B99)
  • complications of pregnancy, childbirth and the puerperium (O00-O9A)
  • congenital malformations, deformations, and chromosomal abnormalities (Q00-Q99)
  • endocrine, nutritional and metabolic diseases (E00-E88)
  • lipomelanotic reticulosis (I89.8)
  • neoplasms (C00-D49)
  • symptoms, signs and abnormal clinical and laboratory findings, not elsewhere classified (R00-R94)
  • systemic connective tissue disorders (M30-M36)
  • viral warts (B07.-)

Source: CMS ICD-10-CM Tabular List. How to read instructional notes.

Patient EducationClinical

Skin Conditions

Your skin is your body's largest organ. It covers the entire outside of your body. There are many ways that your skin protects your body and helps keep you healthy. For example, it:

The full article covers:

  • What does your skin do?
  • What problems and conditions can affect your skin?
  • How can I keep my skin healthy?

Read the full article at MedlinePlus

Courtesy of MedlinePlus, a service of the U.S. National Library of Medicine.

Code HistoryHistory

FY 2016AddedAdded to the ICD-10-CM code setEffective October 1, 2015, the first year of ICD-10-CM.
FY 2017–2026No changes
FY 2027CurrentCurrent code set, no changesEffective October 1, 2026 through September 30, 2027.

Questions About L98Overview

Is L98 a billable code?

No. This is a category header that groups the codes for other disorders of skin and subcutaneous tissue, not elsewhere classified, and headers cannot be submitted on claims. Claims for other disorders of skin and subcutaneous tissue, not elsewhere classified need a more specific code from this category, such as L98.0, L98.1, and L98.2.