D33Header code — not billable
Benign neoplasm of brain and other parts of central nervous system
Short description: Benign neoplasm of brain and oth prt central nervous system
- Chapter
- 2. Neoplasms
- Category
- D33
- Effective date
- October 1, 2026
Related codes in category D33
D33.0Benign neoplasm of brain, supratentorialYesD33.1Benign neoplasm of brain, infratentorialYesD33.2Benign neoplasm of brain, unspecifiedYesD33.3Benign neoplasm of cranial nervesYesD33.4Benign neoplasm of spinal cordYesD33.7Benign neoplasm of oth parts of central nervous systemYesD33.9Benign neoplasm of central nervous system, unspecifiedYes
Frequently asked questions
What is ICD-10 code D33?
D33 is an ICD-10-CM diagnosis code for Benign neoplasm of brain and other parts of central nervous system.
Is D33 a billable code?
No. D33 is a category/header code, not billable on its own — use one of its more specific child codes instead.
What ICD-10-CM chapter is D33 in?
D33 falls under Chapter 2: Neoplasms.
When did D33 become effective?
D33 has been effective since October 1, 2026, per the CMS/CDC ICD-10-CM annual release.
What other codes are related to D33?
D33 belongs to category D33, which includes 7 other codes — see the related codes list on this page.
ICD-10-CM data maintained by CDC/CMS (public domain). Always verify codes with authoritative sources before making coding or billing decisions.