DD17B8ZLow Dose Rate (LDR) Brachytherapy of Rectum using Iridium 192 (Ir-192)

  • Billable / Specific Code
ICD-10-PCS DD17B8Z
CMS Source: FY 2026 ICD-10-PCS dataset. Effective Oct 1, 2025 – Sep 30, 2026.FacebookXLinkedInPrint

DD17B8Z is a billable ICD-10-PCS procedure code for Low Dose Rate (LDR) Brachytherapy of Rectum using Iridium 192 (Ir-192). It is valid on HIPAA claims for fiscal year 2026 (October 1, 2025 through September 30, 2026).

Code Identity

ICD-10-PCS Code
DD17B8Z
Billable Status
Yes — Valid for Submission
Code Describes
Low Dose Rate (LDR) Brachytherapy of Rectum using Iridium 192 (Ir-192)
Parent Code
Short Description
LDR Brachytherapy of Rectum using Iridium 192

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.

PositionDesignationValueMeaning
1SectionDRadiation Therapy
2Body SystemDGastrointestinal System
3Modality1Brachytherapy
4TreatmentSite7Rectum
5ModalityQualifierBLow Dose Rate (LDR)
6Isotope8Iridium 192 (Ir-192)
7QualifierZNone

Convert to ICD-9-PCS

Closest ICD-9-PCS equivalents for DD17B8Z under the General Equivalence Mappings.

92.23
Approximate match.

Similar Procedure Codes

Questions About DD17B8Z

Is DD17B8Z a billable code?

Yes. DD17B8Z is a complete seven-character ICD-10-PCS code, specific enough to report Low Dose Rate (LDR) Brachytherapy of Rectum using Iridium 192 (Ir-192) on inpatient claims from October 1, 2025 through September 30, 2026.

What do the characters in DD17B8Z mean?

DD17B8Z breaks down character by character: the 1st character D is the Section (Radiation Therapy); the 2nd character D is the Body System (Gastrointestinal System); the 3rd character 1 is the Modality (Brachytherapy); the 4th character 7 is the TreatmentSite (Rectum); the 5th character B is the ModalityQualifier (Low Dose Rate (LDR)); the 6th character 8 is the Isotope (Iridium 192 (Ir-192)); the 7th character Z is the Qualifier (None).

What is the ICD-9-PCS equivalent of DD17B8Z?

Under the General Equivalence Mappings, Low Dose Rate (LDR) Brachytherapy of Rectum using Iridium 192 (Ir-192) crosswalks to ICD-9-PCS 92.23. The mapping is approximate, so confirm it fits the documentation.