00164KBBypass Cerebral Ventricle to Cerebral Cisterns with Nonautologous Tissue Substitute, Percutaneous Endoscopic Approach
- Billable / Specific Code
00164KB is a billable ICD-10-PCS procedure code for Bypass Cerebral Ventricle to Cerebral Cisterns with Nonautologous Tissue Substitute, Percutaneous Endoscopic Approach. It is valid on HIPAA claims for fiscal year 2026 (October 1, 2025 through September 30, 2026) and groups to 14 MS-DRGs. The root operation Bypass involves altering the route of passage of the contents of a tubular 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 | 1 | Bypass |
| 4 | BodyPart | 6 | Cerebral Ventricle |
| 5 | Approach | 4 | Percutaneous Endoscopic |
| 6 | Device | K | Nonautologous Tissue Substitute |
| 7 | Qualifier | B | Cerebral Cisterns |
Convert to ICD-9-PCS
Closest ICD-9-PCS equivalents for 00164KB under the General Equivalence Mappings.
Code History
- 00163KB — Bypass Cereb Vent to Cereb Cistern w Nonaut Sub, Perc
Similar Procedure Codes
Questions About 00164KB
Is 00164KB a billable code?
Yes. 00164KB is a complete seven-character ICD-10-PCS code, specific enough to report Bypass Cerebral Ventricle to Cerebral Cisterns with Nonautologous Tissue Substitute, Percutaneous Endoscopic Approach on inpatient claims from October 1, 2025 through September 30, 2026.
What do the characters in 00164KB mean?
00164KB 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 1 is the Operation (Bypass); the 4th character 6 is the BodyPart (Cerebral Ventricle); the 5th character 4 is the Approach (Percutaneous Endoscopic); the 6th character K is the Device (Nonautologous Tissue Substitute); the 7th character B is the Qualifier (Cerebral Cisterns).
What MS-DRG does 00164KB group to?
On an inpatient stay, Bypass Cerebral Ventricle to Cerebral Cisterns with Nonautologous Tissue Substitute, Percutaneous Endoscopic Approach maps to MS-DRGs 023, 024, 025, 026, 027, 820, 821, 822, 826, 827, 828, 907, 908, 909, with relative weights from 1.2040 to 5.8648. The MS-DRG sets the fixed Medicare payment for the stay.
What is the ICD-9-PCS equivalent of 00164KB?
Under the General Equivalence Mappings, Bypass Cerebral Ventricle to Cerebral Cisterns with Nonautologous Tissue Substitute, Percutaneous Endoscopic Approach crosswalks to ICD-9-PCS 22.2. The mapping is approximate, so confirm it fits the documentation.
