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Q04.3

Billable

Other reduction deformities of brain

HCC Category Mapping

V28HCC 182Spinal Cord Disorders/Injuries
0.282
V24HCC 72Spinal Cord Disorders/Injuries
0.464
ESRDHCC 72Spinal Cord Disorders/Injuries
0.000
RxHCCHCC 155Myelitis and Encephalomyelitis
0.000

What This Code Means

A birth defect involving various types of brain underdevelopment or reduction in brain tissue that do not fit into other specific categories.

Coding Tips

  • Use this code for brain reduction deformities not classified elsewhere
  • Document the specific type of reduction deformity when available

Clinical Significance

Other reduction deformities of the brain encompass various forms of underdevelopment or decreased brain tissue not classified elsewhere. These conditions require individualized assessment and management based on the specific areas affected and functional impact.

Documentation Requirements

  • Documentation of brain underdevelopment or reduction not fitting other categories
  • Neuroimaging findings showing decreased brain tissue or structures
  • Specific anatomical areas affected if identified
  • Neurological examination and functional assessment
  • Developmental evaluation and cognitive testing as appropriate
  • Associated complications or comorbidities
  • Exclusion of other specific brain malformation categories
  • Treatment and intervention planning

Excludes 1 — Do NOT code together

  • congenital malformations of corpus callosum (Q04.0)

Commonly Confused Codes

Code Hierarchy

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