Neoplasm of uncertain behavior of meninges (D42) ICD-10-CM
The D42 code range covers neoplasm of uncertain behavior of meninges with 4 ICD-10-CM diagnosis codes. 3 of them are billable and valid for claim submission in fiscal year 2027, and the category headers group them but cannot themselves be billed.
Codes in the D42 Range 4 codes · 3 billable
Clinical Terms in This Code Range
Definitions from the National Library of Medicine for conditions coded in the D42 range.
Meningeal Neoplasm
A benign or malignant neoplasm that affects the meninges. The majority of the neoplasms arise from meningothelial cells and are called meningiomas. Non-meningothelial cell neoplasms include mesenchymal, non-meningothelial tumors, hemangiopericytomas, and melanocytic lesions.
About the D42 Code Range
These codes describe growths of uncertain behavior in the brain or spinal meninges, or in meninges at an unspecified site.
D42.0 identifies the cerebral, or brain, meninges. D42.1 identifies the spinal meninges. D42.9 leaves the site unspecified.
Questions About This Page
How many billable codes are in the D42 range?
Of the 4 codes in this range, 3 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 D42 range classify?
The range classifies neoplasm of uncertain behavior of meninges. 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.
