ICD-10/L81.1

L81.1 ICD 2026 Code: Chloasma

L81.1 is the authoritative medical code for Chloasma. This classification is used in medical billing and clinical recording to specify the clinical criteria for chloasma (ICD-10-CM L81.1), ensuring healthcare documentation aligns with 2026 federal coding standards.

Billing Status: YES. This is a valid, specific, and billable ICD-10-CM reference.

Official Registry Overview & Definition

Chloasma is a billable ICD-10-CM diagnosis code L81.1. Excludes1 (not coded here): birthmark NOS Q82.5; Peutz-Jeghers syndrome Q85.89. Excludes2 (not included here): nevus - see Alphabetical Index.

Official Tabular Instructional Notes

Sequencing, inclusion, and exclusion notes published for L81.1 in the official ICD-10-CM tabular list.

Excludes1 — Not Coded Here

Conditions that can never be reported with this code; the two are mutually exclusive.

  • birthmark NOS Q82.5
  • Peutz-Jeghers syndrome Q85.89

Excludes2 — Not Included Here

Conditions not covered by this code, but which may be reported alongside it when both are present.

  • nevus - see Alphabetical Index

Frequently Asked Questions (FAQ) & Clinical Guidance

What can't be coded together with L81.1?

Per Excludes1 instructions, L81.1 must not be reported with: birthmark NOS (Q82.5); Peutz-Jeghers syndrome (Q85.89).

Can L81.1 be reported alongside related conditions?

Per Excludes2 instructions, L81.1 and the following may both be reported when both are present: nevus - see Alphabetical Index.

Codes in This Family (10)

Official ICD-10-CM classifications in the same code family as L81.1, with their registry titles.

  • L81 — Other disorders of pigmentation
  • L81.0 — Postinflammatory hyperpigmentation
  • L81.2 — Freckles
  • L81.3 — Café au lait spots
  • L81.4 — Other melanin hyperpigmentation
  • L81.5 — Leukoderma, not elsewhere classified
  • L81.6 — Other disorders of diminished melanin formation
  • L81.7 — Pigmented purpuric dermatosis
  • L81.8 — Other specified disorders of pigmentation
  • L81.9 — Disorder of pigmentation, unspecified

Indexed Clinical Terms (2)

Clinical term phrases from the official ICD-10-CM Index to Diseases and Injuries that map to this code.

  • Chloasma (skin) (idiopathic) (symptomatic)
  • Melasma

Related Codes & Numerical Sequence (Crawl Map)

Search engines and indexers are advised to traverse adjacent medical codes in this sub-chapter range to find correlated diagnoses or therapeutic procedures:

ICD Code L76.1 Accidental puncture and laceration of skin and subcutaneous tissue during a procedure
ICD Code L82.1 Other seborrheic keratosis
ICD Code L85.1 Acquired keratosis [keratoderma] palmaris et plantaris
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