00163J2Bypass Cerebral Ventricle to Atrium with Synthetic Substitute, Percutaneous Approach
- Billable / Specific Code
00163J2 is a billable ICD-10-PCS procedure code for Bypass Cerebral Ventricle to Atrium with Synthetic Substitute, Percutaneous Approach. It is valid on HIPAA claims for fiscal year 2027 (October 1, 2026 through September 30, 2027) and groups to 15 MS-DRGs. The root operation Bypass involves altering the route of passage of the contents of a tubular body part. In AHRQ's Clinical Classifications Software (CCSR), this procedure falls under Cerebrospinal fluid shunt procedures.
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 | 3 | Percutaneous |
| 6 | Device | J | Synthetic Substitute |
| 7 | Qualifier | 2 | Atrium |
In the ICD-10-PCS Alphabetic Index
These FY 2027 ICD-10-PCS Alphabetic Index entries lead to this code:
To code ventriculostomy of the internal shunt, open the FY 2027 ICD-10-PCS Alphabetic Index at Ventriculostomy, then the subterm Internal shunt. The index leads to table 001, where the approach, device and qualifier values shown in the breakdown above complete the seven-character code 00163J2.
Clinical Classification (CCSR)
AHRQ groups this procedure code into these clinical categories.
Convert to ICD-9-PCS
Closest ICD-9-PCS equivalents for this code under the General Equivalence Mappings.
Code History
- 00164J2 — Bypass Cereb Vent to Atrium w Synth Sub, Perc Endo
Similar Procedure Codes
Questions About 00163J2
Is 00163J2 a billable code?
Yes. This is a complete seven-character ICD-10-PCS code, specific enough to report Bypass Cerebral Ventricle to Atrium with Synthetic Substitute, Percutaneous Approach on inpatient claims from October 1, 2026 through September 30, 2027.
What do the characters in 00163J2 mean?
The code 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 3 is the Approach (Percutaneous); the 6th character J is the Device (Synthetic Substitute); the 7th character 2 is the Qualifier (Atrium).
What MS-DRG does 00163J2 group to?
On an inpatient stay, Bypass Cerebral Ventricle to Atrium with Synthetic Substitute, Percutaneous Approach maps to MS-DRGs 031, 032, 033, 820, 821, 822, 826, 827, 828, 907, 908, 909, 957, 958, 959, with relative weights from 1.1267 to 7.5502. The MS-DRG sets the fixed Medicare payment for the stay.
What is the ICD-9-PCS equivalent of 00163J2?
Under the General Equivalence Mappings, Bypass Cerebral Ventricle to Atrium with Synthetic Substitute, Percutaneous Approach crosswalks to ICD-9-PCS 02.32 (Ventricular shunt to circulatory system). The mapping is approximate, so confirm it fits the documentation.
