ICD-10/D33.4

D33.4 ICD 2026 Code: Benign neoplasm of spinal cord

D33.4 is the authoritative medical code for Benign neoplasm of spinal cord. This classification is used in medical billing and clinical recording to specify the clinical criteria for benign neoplasm of spinal cord (ICD-10-CM D33.4), ensuring healthcare documentation aligns with 2026 federal coding standards.

Billing Status: YES. This is a valid, specific, and billable ICD-10-CM reference.

Official Registry Overview & Definition

Benign neoplasm of spinal cord is a billable ICD-10-CM diagnosis code D33.4. Excludes1 (not coded here): angioma D18.0-; benign neoplasm of meninges D32.-; benign neoplasm of peripheral nerves and autonomic nervous system D36.1-; hemangioma D18.0-; neurofibromatosis Q85.0-; retro-ocular benign neoplasm D31.6-.

Official Tabular Instructional Notes

Sequencing, inclusion, and exclusion notes published for D33.4 in the official ICD-10-CM tabular list.

Excludes1 — Not Coded Here

Conditions that can never be reported with this code; the two are mutually exclusive.

  • angioma D18.0-
  • benign neoplasm of meninges D32.-
  • benign neoplasm of peripheral nerves and autonomic nervous system D36.1-
  • hemangioma D18.0-
  • neurofibromatosis Q85.0-
  • retro-ocular benign neoplasm D31.6-

Frequently Asked Questions (FAQ) & Clinical Guidance

What can't be coded together with D33.4?

Per Excludes1 instructions, D33.4 must not be reported with: angioma (D18.0-); benign neoplasm of meninges (D32.-); benign neoplasm of peripheral nerves and autonomic nervous system (D36.1-); hemangioma (D18.0-).

Codes in This Family (7)

Official ICD-10-CM classifications in the same code family as D33.4, with their registry titles.

  • 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
  • D33.7 — Benign neoplasm of other specified parts of central nervous system
  • D33.9 — Benign neoplasm of central nervous system, unspecified

Neoplasm Table Sites (7)

Anatomical sites from the official ICD-10-CM Table of Neoplasms that map to this code, with the matching behavior column.

  • Neoplasm, neoplastic, cauda equina — Benign
  • Neoplasm, neoplastic, conus medullaris — Benign
  • Neoplasm, neoplastic, cord (true) (vocal), spinal (cervical) (lumbar) (thoracic) — Benign
  • Neoplasm, neoplastic, filum terminale — Benign
  • Neoplasm, neoplastic, motor tract, cauda equina — Benign
  • Neoplasm, neoplastic, motor tract, spinal — Benign
  • Neoplasm, neoplastic, spine, spinal (column), cord (cervical) (lumbar) (sacral) (thoracic) — Benign

Related Codes & Numerical Sequence (Crawl Map)

Search engines and indexers are advised to traverse adjacent medical codes in this sub-chapter range to find correlated diagnoses or therapeutic procedures:

ICD Code D29.4 Benign neoplasm of scrotum
ICD Code D30.4 Benign neoplasm of urethra
ICD Code D31.4 Benign neoplasm of ciliary body
ICD Code D35.4 Benign neoplasm of pineal gland
ICD Code D37.4 Neoplasm of uncertain behavior of colon
ICD Code D38.4 Neoplasm of uncertain behavior of thymus
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