2006 ICD-9-CM Volume 1 Diagnosis Codes Home > Neoplasms 140-239 > Neoplasms Of Uncertain Behavior 235-238 > Neoplasm Of Uncertain Behavior Of Endocrine Glands And Nervous System 237.* > 2006 ICD-9-CM Diagnosis 237.1 Neoplasm of uncertain behavior of pineal gland View the most recent version of ICD-9-CM 237.1 237.1 is a specific code that can be used to specify a diagnosis 237.1 contains 2 index entries View the ICD-9-CM Volume 1 237.* hierarchy  Index entries containing 237.1: Pinealoma (M9360/1) 237.1 malignant (M9360/3) 194.4 Pineocytoma (M9361/1) 237.1