00H004ZInsertion of Radioactive Element, Cesium-131 Collagen Implant into Brain, Open Approach
- Billable / Specific Code
00H004Z is a billable ICD-10-PCS procedure code for Insertion of Radioactive Element, Cesium-131 Collagen Implant into Brain, Open Approach. It is valid on HIPAA claims for fiscal year 2026 (October 1, 2025 through September 30, 2026) and groups to MS-DRGs 023, 024. The root operation Insertion involves putting in a nonbiological appliance that monitors, assists, performs, or prevents a physiological function but does not physically take the place of a body part.
Code Identity
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 | 0 | Medical and Surgical |
| 2 | Body System | 0 | Central Nervous System and Cranial Nerves |
| 3 | Operation | H | Insertion |
| 4 | BodyPart | 0 | Brain |
| 5 | Approach | 0 | Open |
| 6 | Device | 4 | Radioactive Element, Cesium-131 Collagen Implant |
| 7 | Qualifier | Z | No Qualifier |
Convert to ICD-9-PCS
Closest ICD-9-PCS equivalents for 00H004Z under the General Equivalence Mappings.
Code History
- 3E0Q005 — Introduce Oth Antineoplastic in Cran Cav/Brain, Open
Similar Procedure Codes
Questions About 00H004Z
Is 00H004Z a billable code?
Yes. 00H004Z is a complete seven-character ICD-10-PCS code, specific enough to report Insertion of Radioactive Element, Cesium-131 Collagen Implant into Brain, Open Approach on inpatient claims from October 1, 2025 through September 30, 2026.
What do the characters in 00H004Z mean?
00H004Z breaks down character by character: the 1st character 0 is the Section (Medical and Surgical); the 2nd character 0 is the Body System (Central Nervous System and Cranial Nerves); the 3rd character H is the Operation (Insertion); the 4th character 0 is the BodyPart (Brain); the 5th character 0 is the Approach (Open); the 6th character 4 is the Device (Radioactive Element, Cesium-131 Collagen Implant); the 7th character Z is the Qualifier (No Qualifier).
What MS-DRG does 00H004Z group to?
On an inpatient stay, Insertion of Radioactive Element, Cesium-131 Collagen Implant into Brain, Open Approach maps to MS-DRGs 023, 024, with relative weights from 3.9119 to 5.7303. The MS-DRG sets the fixed Medicare payment for the stay.
What is the ICD-9-PCS equivalent of 00H004Z?
Under the General Equivalence Mappings, Insertion of Radioactive Element, Cesium-131 Collagen Implant into Brain, Open Approach crosswalks to ICD-9-PCS 92.27. The mapping is approximate, so confirm it fits the documentation.
