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4A1074G

4A1074G — Monitoring of Central Nervous Electrical Activity, Intraoperative, Via Natural or Artificial Opening

Billable / specific codeICD-10-PCS

CMS abbreviated title: Monitoring of CNS Electr Activity, Intraop, Via Opening

How 4A1074G is built

Every ICD-10-PCS code is seven independent character positions. Each one is a separate decision, and the meaning of a character depends on the positions before it.

  1. 4SectionMeasurement and Monitoring — What family of procedure this is
  2. ABody systemWhich system it acts on
  3. 1Root operationThe objective — the verb of the procedure
  4. 0Body partThe specific site
  5. 7ApproachHow the site was reached
  6. 4DeviceWhat was left in place, if anything
  7. GQualifierA further distinction where one applies

Codes near 4A1074G

In CMS’s own ordering, which groups codes that differ by only the last character or two — usually the approach, device or qualifier.

  • 4A1004GMonitoring of Central Nervous Electrical Activity, Intraoperative, Open Approach
  • 4A1004ZMonitoring of Central Nervous Electrical Activity, Open Approach
  • 4A100BZMonitoring of Central Nervous Pressure, Open Approach
  • 4A1034GMonitoring of Central Nervous Electrical Activity, Intraoperative, Percutaneous Approach
  • 4A1034ZMonitoring of Central Nervous Electrical Activity, Percutaneous Approach
  • 4A103BDMonitoring of Intracranial Pressure, Percutaneous Approach
  • 4A103KDMonitoring of Intracranial Temperature, Percutaneous Approach
  • 4A103RDMonitoring of Intracranial Saturation, Percutaneous Approach
  • 4A1074GMonitoring of Central Nervous Electrical Activity, Intraoperative, Via Natural or Artificial Opening
  • 4A1074ZMonitoring of Central Nervous Electrical Activity, Via Natural or Artificial Opening
  • 4A107BDMonitoring of Intracranial Pressure, Via Natural or Artificial Opening
  • 4A107KDMonitoring of Intracranial Temperature, Via Natural or Artificial Opening
  • 4A107RDMonitoring of Intracranial Saturation, Via Natural or Artificial Opening
  • 4A1084GMonitoring of Central Nervous Electrical Activity, Intraoperative, Via Natural or Artificial Opening Endoscopic
  • 4A1084ZMonitoring of Central Nervous Electrical Activity, Via Natural or Artificial Opening Endoscopic
  • 4A108BDMonitoring of Intracranial Pressure, Via Natural or Artificial Opening Endoscopic
  • 4A108KDMonitoring of Intracranial Temperature, Via Natural or Artificial Opening Endoscopic
ICD-10-PCSFY2026