Non-Billable / Non-Specific Code
ICD-10-CM D33 is the diagnosis code for Benign neoplasm of brain and other parts of central nervous system. This code falls under the section "Benign neoplasms, except benign neuroendocrine tumors" within Chapter 2 — Neoplasms (C00-D49). It is a non-billable/non-specific ICD-10-CM code that should not be used for reimbursement. A more specific sub-code is required for billing. Medical coders and healthcare providers use this code to document and classify diagnoses in electronic health records, insurance claims, and clinical databases.
The following conditions should never be coded at the same time as D33. They are mutually exclusive:
Understanding where D33 sits in the ICD-10-CM classification helps ensure proper coding:
No, D33 is a non-billable/non-specific code. You should use a more specific sub-code for billing and reimbursement.
D33 is the ICD-10-CM diagnosis code for "Benign neoplasm of brain and other parts of central nervous system". It is used by healthcare providers to classify and document this condition in medical records and insurance claims.
D33 is located in Section D10-D36 — "Benign neoplasms, except benign neuroendocrine tumors" within Chapter 2 of the ICD-10-CM Tabular List.
D33 has 7 sub-code(s) that provide more specific detail: D33.0, D33.1, D33.2, D33.3, D33.4 and more.
Use D33 when the patients documented diagnosis matches "Benign neoplasm of brain and other parts of central nervous system" and the clinical documentation supports this level of specificity. Always verify with the latest ICD-10-CM guidelines and payer requirements.
The ICD-10-CM code for Benign neoplasm of brain and other parts of central nervous system is D33.
No, D33 is non-billable. Use a more specific sub-code for primary diagnosis billing.
D33 is in Chapter 2 of the ICD-10-CM Tabular List.
Type 1 Excludes for D33 include: angioma (D18.0-); benign neoplasm of meninges (D32.-); benign neoplasm of peripheral nerves and autonomic nervous system (D36.1-) and more.
Yes, D33 is a valid ICD-10-CM code for the 2026 fiscal year, subject to official CMS updates.