ICD-10-CM Tabular Index · Chapter 1 · FY 2027 B42

Sporotrichosis (B42) ICD-10-CM

The B42 code range covers sporotrichosis with 9 ICD-10-CM diagnosis codes. 7 of them are billable and valid for claim submission in fiscal year 2027, and the category headers group them but cannot themselves be billed.

✓ Built from the official CMS FY 2027 datasetEffective Oct 1, 2026 – Sep 30, 2027
9
Diagnosis Codes
7
Billable Codes
B42
Code Range
B35–B49
Parent Section
ICD-10-CM

Codes in the B42 Range 9 codes · 7 billable

9 of 9 shown
  • B42 SporotrichosisNon-billable
  • B42.0 Pulmonary sporotrichosis
  • B42.1 Lymphocutaneous sporotrichosis
  • B42.7 Disseminated sporotrichosis
  • B42.8 Other forms of sporotrichosisNon-billable
  • B42.81 Cerebral sporotrichosis
  • B42.82 Sporotrichosis arthritis
  • B42.89 Other forms of sporotrichosis
  • B42.9 Sporotrichosis, unspecified

Clinical Terms in This Code Range

Definitions from the National Library of Medicine for conditions coded in the B42 range.

Sporotrichosis

The commonest and least serious of the deep mycoses, characterized by nodular lesions of the cutaneous and subcutaneous tissues. It is caused by inhalation of contaminated dust or by infection of a wound with SPOROTHRIX.

About the B42 Code Range

Sporotrichosis is a fungal infection that can cause nodules in and under the skin. It results from inhaling contaminated dust or infection of a wound with Sporothrix.

B42 separates forms involving the lungs, skin and lymphatic system, or spread to other parts of the body. B42.8 groups other forms, with subdivisions for the brain, arthritis and other forms. B42.9 identifies sporotrichosis without a specified form.

Questions About This Page

How many billable codes are in the B42 range?

Of the 9 codes in this range, 7 are billable and valid for claim submission from October 1, 2026 through September 30, 2027. Category header codes group them but cannot be reported on claims.

What does the B42 range classify?

The range classifies sporotrichosis. Each code links to its own reference page with billing status, MS-DRG grouping, coding notes, and clinical information.

Related References

Source: CMS FY 2027 ICD-10-CM Tabular List and order file, effective October 1, 2026 through September 30, 2027.