L29.9

Pruritus, unspecified

FY2027Chapter 12: Diseases of the skin and subcutaneous tissue/L20–L30 Dermatitis and eczema

BillableComplete code, valid to report

L29.9 (also written L299) is a billable ICD-10-CM diagnosis code for pruritus, unspecified. It is part of the FY2027 code set, effective October 1, 2026. It is one of the 7 codes in category L29 (Pruritus). The Alphabetic Index lists it under 1 entry. Its coding notes include 2 Excludes1 entries and 18 Excludes2 entries.

Excludes1

Not coded here. The listed conditions generally should not be reported together.

Inherited from L29 Pruritus
  • neurotic excoriation (L98.1)
  • psychogenic pruritus (F45.8)

Excludes2

Not included here. Both codes may be reported if the patient has both conditions.

Also from chapter/block level (18 notes)
Inherited from L20–L30 Dermatitis and eczema
  • 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)
Inherited from Chapter 12 Diseases of the skin and subcutaneous tissue
  • 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.-)

Inclusion terms

Conditions classified to this code.

This code
  • Itch NOS

Notes

Also from chapter/block level (1 note)
Inherited from L20–L30 Dermatitis and eczema
  • In this block the terms dermatitis and eczema are used synonymously and interchangeably.

Alphabetic Index terms

Terms the official Alphabetic Index lists for this code. 1 entry