ICD-10-CM>C00-D49>D37-D48>D42D42Neoplasm of uncertain behavior of meningesNon-Billable/Non-SpecificCodesD42.0Neoplasm of uncertain behavior of cerebral meningesD42.1Neoplasm of uncertain behavior of spinal meningesD42.9Neoplasm of uncertain behavior of meninges, unspecified