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Inpatient Procedure Code

4B00XVZ ICD-10-PCS Code: Measurement of Central Nervous Stimulator, External Approach

Axis Breakdown

Every ICD-10-PCS code is exactly seven characters, one per axis. Each character's meaning is defined by its position in the code.

PositionValueMeaning
1
Section4

Measurement and Monitoring

2
Body SystemB

Physiological Devices

3
Root Operation0

Measurement

Determining the level of a physiological or physical function at a point in time

4
Body System0

Central Nervous

5
ApproachX

External

6
Function / DeviceV

Stimulator

7
QualifierZ

No Qualifier

Related Codes

Same operation — other Body System

Same table and root operation, differing only in the body system character.

4B01XVZ — Measurement of Peripheral Nervous Stimulator, External Approach, 4B0FXVZ — Measurement of Musculoskeletal Stimulator, External Approach

Same procedure category (CCSR), other tables

AHRQ's Clinical Classifications Software Refined groups these ICD-10-PCS procedures with this one under ICP and other CNS monitoring (excluding EEG) (Measurement and Monitoring); listed here are the members in other PCS tables. Source: Clinical Classifications Software Refined (CCSR), Healthcare Cost and Utilization Project (HCUP), Agency for Healthcare Research and Quality, November 2025.

4A007KD — Measurement of Intracranial Temperature, Via Natural or Artificial Opening, 4A007RD — Measurement of Intracranial Saturation, Via Natural or Artificial Opening, 4A008BD — Measurement of Intracranial Pressure, Via Natural or Artificial Opening Endoscopic, 4A008KD — Measurement of Intracranial Temperature, Via Natural or Artificial Opening Endoscopic, 4A008RD — Measurement of Intracranial Saturation, Via Natural or Artificial Opening Endoscopic, 4A00X2Z — Measurement of Central Nervous Conductivity, External Approach, 4A1002Z — Monitoring of Central Nervous Conductivity, Open Approach, 4A100BZ — Monitoring of Central Nervous Pressure, Open Approach, 4A103BD — Monitoring of Intracranial Pressure, Percutaneous Approach, 4A103KD — Monitoring of Intracranial Temperature, Percutaneous Approach, 4A103RD — Monitoring of Intracranial Saturation, Percutaneous Approach, 4A107BD — Monitoring of Intracranial Pressure, Via Natural or Artificial Opening, 4A107KD — Monitoring of Intracranial Temperature, Via Natural or Artificial Opening, 4A107RD — Monitoring of Intracranial Saturation, Via Natural or Artificial Opening, 4A108BD — Monitoring of Intracranial Pressure, Via Natural or Artificial Opening Endoscopic, 4A108KD — Monitoring of Intracranial Temperature, Via Natural or Artificial Opening Endoscopic, 4A108RD — Monitoring of Intracranial Saturation, Via Natural or Artificial Opening Endoscopic, 4A10X2Z — Monitoring of Central Nervous Conductivity, External Approach, XXE0X07 — Measurement of Intracranial Vascular Activity, Computer-aided Assessment, New Technology Group 7, XXE0X1A — Measurement of Intracranial Cerebrospinal Fluid Flow, Computer-aided Triage and Notification, New Technology Group 10, +6 more

Contextual Map

Every relationship of 4B00XVZ in one view: hierarchy, official tabular instructions in both directions, clinical classification, risk adjustment, MS-DRG participation, index terms and change history — each edge carrying the CMS source it derives from.

PCS table

Clinical classification (CCSR)

Nearest codes

Change history

No changes recorded for this code. This ledger tracks additions, deletions and description changes from FY2026 (April) onward. Note changes are not tracked.

Read from: CMS ICD-10-PCS code tables, index and definitions — FY2026 (April); CMS MS-DRG Definitions Manual (incl. Appendix B diagnosis index, Appendix C CC/MCC list, Appendix E procedure index) and IPPS Final Rule tables — v43; AHRQ HCUP Clinical Classifications Software Refined for ICD-10-PCS Procedures (hcup-us.ahrq.gov/toolssoftware/ccsr/PRCCSR_v2026-1.zip) — v2026.1. All data sources · How to read the labels