DW11BBZLow Dose Rate (LDR) Brachytherapy of Head and Neck using Palladium 103 (Pd-103)

Radiation Therapy›Anatomical Regions›Brachytherapy

Billable / Specific Code

ICD-10-PCS DW11BBZ

CMS Source: FY 2026 ICD-10-PCS dataset. Effective Oct 1, 2025 – Sep 30, 2026.

DW11BBZ is a billable ICD-10-PCS procedure code for Low Dose Rate (LDR) Brachytherapy of Head and Neck using Palladium 103 (Pd-103). It is valid on HIPAA claims for fiscal year 2026 (October 1, 2025 through September 30, 2026).

Code Identity

ICD-10-PCS Code

DW11BBZ

Billable Status

Yes — Valid for Submission

Code Describes

Low Dose Rate (LDR) Brachytherapy of Head and Neck using Palladium 103 (Pd-103)

Parent Code

DW1

Short Description

LDR Brachytherapy of Head & Neck using Pd-103

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	W	Anatomical Regions
3	Modality	1	Brachytherapy
4	TreatmentSite	1	Head and Neck
5	ModalityQualifier	B	Low Dose Rate (LDR)
6	Isotope	B	Palladium 103 (Pd-103)
7	Qualifier	Z	None

Convert to ICD-9-PCS

Closest ICD-9-PCS equivalents for DW11BBZ under the General Equivalence Mappings.

92.23

Approximate match.

Code History

Replaced in the FY 2026 code set by:

DW11BB1 — LDR Brachytherapy of Head & Neck using Pd-103, Unidirect

Similar Procedure Codes

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Questions About DW11BBZ

Is DW11BBZ a billable code?

Yes. DW11BBZ is a complete seven-character ICD-10-PCS code, specific enough to report Low Dose Rate (LDR) Brachytherapy of Head and Neck using Palladium 103 (Pd-103) on inpatient claims from October 1, 2025 through September 30, 2026.

What do the characters in DW11BBZ mean?

DW11BBZ breaks down character by character: the 1st character D is the Section (Radiation Therapy); the 2nd character W is the Body System (Anatomical Regions); the 3rd character 1 is the Modality (Brachytherapy); the 4th character 1 is the TreatmentSite (Head and Neck); the 5th character B is the ModalityQualifier (Low Dose Rate (LDR)); the 6th character B is the Isotope (Palladium 103 (Pd-103)); the 7th character Z is the Qualifier (None).

What is the ICD-9-PCS equivalent of DW11BBZ?

Under the General Equivalence Mappings, Low Dose Rate (LDR) Brachytherapy of Head and Neck using Palladium 103 (Pd-103) crosswalks to ICD-9-PCS 92.23. The mapping is approximate, so confirm it fits the documentation.