0CTX0Z1Resection of Lower Tooth, Multiple, Open Approach
- Billable / Specific Code
0CTX0Z1 is a billable ICD-10-PCS procedure code for Resection of Lower Tooth, Multiple, Open Approach. It is valid on HIPAA claims for fiscal year 2027 (October 1, 2026 through September 30, 2027). The root operation Resection involves cutting out or off, without replacement, all of a body part. In AHRQ's Clinical Classifications Software (CCSR), this procedure falls under Dental 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 | C | Mouth and Throat |
| 3 | Operation | T | Resection |
| 4 | BodyPart | X | Lower Tooth |
| 5 | Approach | 0 | Open |
| 6 | Device | Z | No Device |
| 7 | Qualifier | 1 | Multiple |
In the ICD-10-PCS Alphabetic Index
These FY 2027 ICD-10-PCS Alphabetic Index entries lead to this code:
To code resection of the lower tooth, open the FY 2027 ICD-10-PCS Alphabetic Index at Resection, then the subterms Tooth, Lower. The index leads to table 0CT, where the approach, device and qualifier values shown in the breakdown above complete the seven-character code 0CTX0Z1.
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.
Similar Procedure Codes
Questions About 0CTX0Z1
Is 0CTX0Z1 a billable code?
Yes. This is a complete seven-character ICD-10-PCS code, specific enough to report Resection of Lower Tooth, Multiple, Open Approach on inpatient claims from October 1, 2026 through September 30, 2027.
What do the characters in 0CTX0Z1 mean?
The code breaks down character by character: the 1st character 0 is the Section (Medical and Surgical); the 2nd character C is the Body System (Mouth and Throat); the 3rd character T is the Operation (Resection); the 4th character X is the BodyPart (Lower Tooth); the 5th character 0 is the Approach (Open); the 6th character Z is the Device (No Device); the 7th character 1 is the Qualifier (Multiple).
What is the ICD-9-PCS equivalent of 0CTX0Z1?
Under the General Equivalence Mappings, Resection of Lower Tooth, Multiple, Open Approach crosswalks to ICD-9-PCS 23.19 (Other surgical extraction of tooth). The mapping is approximate, so confirm it fits the documentation.
