4B01XVZMeasurement of Peripheral Nervous Stimulator, External Approach

Measurement and Monitoring›Physiological Devices›Measurement

Billable / Specific Code

ICD-10-PCS 4B01XVZ

CMS Source: FY 2026 ICD-10-PCS dataset. Effective Oct 1, 2025 – Sep 30, 2026.

4B01XVZ is a billable ICD-10-PCS procedure code for Measurement of Peripheral Nervous Stimulator, External Approach. It is valid on HIPAA claims for fiscal year 2026 (October 1, 2025 through September 30, 2026). The root operation Measurement involves determining the level of a physiological or physical function at a point in time.

Code Identity

ICD-10-PCS Code

4B01XVZ

Billable Status

Yes — Valid for Submission

Code Describes

Measurement of Peripheral Nervous Stimulator, External Approach

Parent Code

4B0 Measurement and Monitoring, Physiological Devices, Measurement

Short Description

Measurement of PNS Stimulator, Extern Approach

PCS Table Breakdown

Each ICD-10-PCS code is built from seven characters, each an axis of the procedure. Hover or tap the icons for the official CMS definitions.

Position	Designation	Value	Meaning
1	Section	4	Measurement and Monitoring
2	Body System	B	Physiological Devices
3	Operation	0	Measurement
4	BodySystem	1	Peripheral Nervous
5	Approach	X	External
6	Function/Device	V	Stimulator
7	Qualifier	Z	No Qualifier

Convert to ICD-9-PCS

Closest ICD-9-PCS equivalents for 4B01XVZ under the General Equivalence Mappings.

89.15

Approximate match.

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Questions About 4B01XVZ

Is 4B01XVZ a billable code?

Yes. 4B01XVZ is a complete seven-character ICD-10-PCS code, specific enough to report Measurement of Peripheral Nervous Stimulator, External Approach on inpatient claims from October 1, 2025 through September 30, 2026.

What do the characters in 4B01XVZ mean?

4B01XVZ breaks down character by character: the 1st character 4 is the Section (Measurement and Monitoring); the 2nd character B is the Body System (Physiological Devices); the 3rd character 0 is the Operation (Measurement); the 4th character 1 is the BodySystem (Peripheral Nervous); the 5th character X is the Approach (External); the 6th character V is the Function/Device (Stimulator); the 7th character Z is the Qualifier (No Qualifier).

What is the ICD-9-PCS equivalent of 4B01XVZ?

Under the General Equivalence Mappings, Measurement of Peripheral Nervous Stimulator, External Approach crosswalks to ICD-9-PCS 89.15. The mapping is approximate, so confirm it fits the documentation.