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    OpenPayerBilling CodesMalignant neoplasms of eye, brain and other parts of central nervous systemICD-10-CM c72-spinal-cord-cranial-nerve-neoplasms
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    ICD-10-CM Code For Malignant Neoplasm Of Spinal Cord Cranial Nerves And Other Parts Of Central Nervous System: Group Overview

    The International Classification of Diseases, Tenth Revision, Clinical Modification (ICD-10-CM) code group C72 includes malignant neoplasms of the spinal cord, cranial nerves, and other parts of the central nervous system, covering cancers that originate in or primarily involve these neural structures. These ICD-10-CM diagnosis codes are used to document primary central nervous system malignancies and to capture tumor location, extent, and associated neurologic involvement that affect clinical management. Accurate coding within the ICD-10-CM C72 group supports proper claim adjudication, complete clinical documentation, and appropriate reimbursement.

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    ICD-10-CM C72: Malignant Neoplasm Of Spinal Cord, Cranial Nerves And Other Parts Of Central Nervous System Overview

    The diagnoses in the ICD-10-CM C72 group represent malignant tumors arising in the spinal cord, cranial nerves, and other specified parts of the central nervous system. These codes target neoplastic conditions of the central nervous system that can affect neurological function and require precise documentation. Accurate coding in this group matters for appropriate claim processing and reflects the complexity and resource use associated with CNS malignancies.

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    When to Use

    Assign a code from this group when a confirmed malignant tumor is documented as arising in the spinal cord, a cranial nerve, or another specified central nervous system site. Use these codes to reflect the specific anatomic site and to support clinical documentation and claims for care related to central nervous system malignancy.

    ICD-10-CM Codes

    14 rows

    ICD-10-CM CodeDescription
    C72.0Malignant neoplasm of spinal cord
    C72.1Malignant neoplasm of cauda equina
    C72.20Malignant neoplasm of unspecified olfactory nerve
    C72.21Malignant neoplasm of right olfactory nerve
    C72.22Malignant neoplasm of left olfactory nerve
    C72.30Malignant neoplasm of unspecified optic nerve
    C72.31Malignant neoplasm of right optic nerve
    C72.32Malignant neoplasm of left optic nerve
    C72.40Malignant neoplasm of unspecified acoustic nerve
    C72.41Malignant neoplasm of right acoustic nerve
    C72.42Malignant neoplasm of left acoustic nerve
    C72.50Malignant neoplasm of unspecified cranial nerve
    C72.59Malignant neoplasm of other cranial nerves
    C72.9Malignant neoplasm of central nervous system, unspecified

    DRG Codes

    2 rows

    DRG CodeDescription
    054Nervous System Neoplasms with MCC
    055Nervous System Neoplasms without MCC

    Typical Clinical Scenarios

    • An adult patient presents to the emergency department with rapidly progressive headache, nausea, vomiting, and new-onset focal weakness. Neuroimaging reveals an intradural extramedullary enhancing mass in the cervical spinal canal causing spinal cord compression and acute myelopathy; surgical decompression and oncologic evaluation are initiated. A malignant neoplasm of the spinal cord or other central nervous system structure is assigned due to radiographic and acute neurologic findings requiring urgent management. Typical codes: C72.0, C72.1.
    • A middle-aged patient with several months of worsening seizures and cognitive decline is evaluated by neurology; MRI identifies a contrast-enhancing intrinsic lesion in the left cerebral hemisphere involving the temporal lobe and adjacent basal ganglia. The patient undergoes biopsy confirming a malignant primary brain tumor; the diagnosis from this group is used to document the malignant CNS neoplasm for treatment planning and longitudinal care. Typical codes: C72.21, C72.22.
    • An elderly patient with a known malignant CNS tumor treated previously with surgery and radiation now presents for routine follow-up and is found to have progressive gait instability and cranial nerve deficits; imaging shows tumor recurrence involving the brainstem and cranial nerve roots. The clinician assigns a malignant neoplasm code to capture recurrent disease as a comorbidity influencing further therapy and prognosis. Typical codes: C72.30, C72.31.

    Related Codes

    C69-MALIGNANT-NEOPLASM-OF-EYE-AND-ADNEXA

    ICD-10-CM Code For Malignant Neoplasm Of Eye And Adnexa: Group Overview

    C70-MALIGNANT-NEOPLASM-OF-MENINGES

    ICD-10-CM Code For Malignant Neoplasm Of Meninges: Group Overview

    C71-MALIGNANT-NEOPLASM-OF-BRAIN

    ICD-10-CM Code For Malignant Neoplasm Of Brain: Group Overview

    Frequently Asked Questions

    References

    1. 1.CPT® Codes and Descriptions. AAPC. Retrieved Aug 11, 2026.Maintains the CPT code set's official descriptions and guidelines, licensed from the American Medical Association, used as the definitional source for CPT codes on this page.
    2. 2.HCPCS Quarterly Update. Centers for Medicare & Medicaid Services (CMS). Retrieved Aug 11, 2026.CMS's quarterly release of HCPCS Level II codes and short/long descriptors, the source for HCPCS code definitions and update history.
    3. 3.ICD-10-CM Full Code List. Centers for Medicare & Medicaid Services (CMS). Retrieved Aug 11, 2026.CMS's complete ICD-10-CM diagnosis code list, used to cross-reference diagnosis codes associated with this procedure or service.
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