D33.9 BENIGN NEOPLASM OF CENTRAL NERVOUS SYSTEM, UNSPECIFIED

Home > ICD-10 List > Neoplasms > Benign neoplasms, except benign neuroendocrine tumors (D10-D36) > Benign neoplasm of brain and oth prt central nervous system (D33) > D33.9

Code Information

Diagnosis Code: D33.9

Short Description: Benign neoplasm of central nervous system, unspecified

Long Description: Benign neoplasm of central nervous system, unspecified

The code D33.9 is VALID for claim submission

Code Classification:

Neoplasms (C00–D49)
- Benign neoplasms, except benign neuroendocrine tumors (D10-D36)
  - Benign neoplasm of brain and oth prt central nervous system (D33)
    - D33.9 Benign neoplasm of central nervous system, unspecified

Code Version: 2022 ICD-10-CM

Synonyms

Benign ependymoma of central nervous system
Benign neoplasm of central nervous system
Benign neoplasm of nervous system
Extraneural perineurioma
Gangliocytoma of central nervous system
Intraneural perineurioma
Perineurioma
Perineurioma
Tumor of spinal nerve and sheath
Tumor of spinal nerve and sheath

References to Index of Diseases and Injuries

The code D33.9 has the following ICD-10-CM references to the Index of Diseases and Injuries

Inclusion Terms:
- Benign neoplasm of nervous system (central) NOS

Crosswalk Information

ICD-10 Code		ICD-9 Code	ICD-9 Description
D33.9		225.9	Benign neo nerv sys NOS

This ICD-10 to ICD-9 data is based on the 2018 General Equivalency Mapping (GEM) files published by the Centers for Medicare & Medicaid Services (CMS) for informational purposes only. The data is not an ICD-10 conversion tool and doesn’t guarantee clinical accuracy.

Similar Codes

ICD-10 Code	ICD-10 Description
D33	Benign neoplasm of brain and other parts of central nervous system
D33.0	Benign neoplasm of brain, supratentorial
D33.1	Benign neoplasm of brain, infratentorial
D33.2	Benign neoplasm of brain, unspecified
D33.3	Benign neoplasm of cranial nerves
D33.4	Benign neoplasm of spinal cord
D33.7	Benign neoplasm of other specified parts of central nervous system

This page was last updated on: 10/1/2023

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