DB17B6ZLow Dose Rate (LDR) Brachytherapy of Chest Wall using Cesium 131 (Cs-131)
- Billable / Specific Code
DB17B6Z is a billable ICD-10-PCS procedure code for Low Dose Rate (LDR) Brachytherapy of Chest Wall using Cesium 131 (Cs-131). It is valid on HIPAA claims for fiscal year 2026 (October 1, 2025 through September 30, 2026). In AHRQ's Clinical Classifications Software (CCSR), this procedure falls under Brachytherapy.
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 | D | Radiation Therapy |
| 2 | Body System | B | Respiratory System |
| 3 | Modality | 1 | Brachytherapy |
| 4 | TreatmentSite | 7 | Chest Wall |
| 5 | ModalityQualifier | B | Low Dose Rate (LDR) |
| 6 | Isotope | 6 | Cesium 131 (Cs-131) |
| 7 | Qualifier | Z | None |
In the ICD-10-PCS Alphabetic Index
These FY 2026 ICD-10-PCS Alphabetic Index entries lead to DB17B6Z:
Clinical Classification (CCSR)
AHRQ groups DB17B6Z into these clinical categories.
Code History
- DB17BYZ — LDR Brachytherapy of Chest Wall using Oth Isotope
Similar Procedure Codes
Questions About DB17B6Z
Is DB17B6Z a billable code?
Yes. DB17B6Z is a complete seven-character ICD-10-PCS code, specific enough to report Low Dose Rate (LDR) Brachytherapy of Chest Wall using Cesium 131 (Cs-131) on inpatient claims from October 1, 2025 through September 30, 2026.
What do the characters in DB17B6Z mean?
DB17B6Z breaks down character by character: the 1st character D is the Section (Radiation Therapy); the 2nd character B is the Body System (Respiratory System); the 3rd character 1 is the Modality (Brachytherapy); the 4th character 7 is the TreatmentSite (Chest Wall); the 5th character B is the ModalityQualifier (Low Dose Rate (LDR)); the 6th character 6 is the Isotope (Cesium 131 (Cs-131)); the 7th character Z is the Qualifier (None).
