4B02XTZ ICD-10-PCS Code: Measurement of Cardiac Defibrillator, 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.
| Position | Value | Meaning |
|---|---|---|
| 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 System2 | Cardiac |
| 5 | ApproachX | External |
| 6 | Function / DeviceT | Defibrillator |
| 7 | QualifierZ | No Qualifier |
Related Codes
Same operation — other Function / Device
Same table and root operation, differing only in the function / device character.
4B02XSZ — Measurement of Cardiac Pacemaker, External Approach
Contextual Map
Every relationship of 4B02XTZ 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
- 4B0[PCS table]— CMS ICD-10-PCS tables
- Measurement and Monitoring — Section: Measurement and Monitoring[Section]: “Measurement and Monitoring”— CMS ICD-10-PCS tables
- Physiological Devices — Body System: Physiological Devices[Body System]: “Physiological Devices”— CMS ICD-10-PCS tables
- Measurement — Operation: Measurement[Operation]: “Measurement”— CMS ICD-10-PCS tables
Clinical classification (CCSR)
- MAM006 — Pacemaker and defibrillator interrogation[CCSR category]: “Pacemaker and defibrillator interrogation — Measurement and Monitoring”— AHRQ CCSR for ICD-10-PCS Procedures (HCUP) · v2026.1
Nearest codes
- 4B02XSZ — Measurement of Cardiac Pacemaker, External Approach[One axis away]— CMS ICD-10-PCS tables
Change history
No changes recorded for this code. This ledger tracks additions, deletions and description changes from FY2016 onward. Note changes are not tracked.
Read from: CMS ICD-10-PCS code tables, index and definitions — FY2027; CMS MS-DRG Definitions Manual (incl. Appendix B diagnosis index, Appendix C CC/MCC list, Appendix E procedure index) and IPPS Final Rule tables — v44; 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 · How MedCoder verifies its implementation
Current data releases:ICD-10-CM FY2027 · ICD-10-PCS FY2027 · HCPCS October 2026 · MS-DRG v44 · Medicare Code Editor v44.0 · NCCI PTP Q4 2026 · MUE Q4 2026 · NCD code lists 2026-01 · LCD export September 28, 2026 · All releases and sources