D71898ZHigh Dose Rate (HDR) Brachytherapy of Inguinal Lymphatics using Iridium 192 (Ir-192)

Radiation Therapy›Lymphatic and Hematologic System›Brachytherapy

Billable / Specific Code

ICD-10-PCS D71898Z

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

D71898Z is a billable ICD-10-PCS procedure code for High Dose Rate (HDR) Brachytherapy of Inguinal Lymphatics 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

D71898Z

Billable Status

Yes — Valid for Submission

Code Describes

High Dose Rate (HDR) Brachytherapy of Inguinal Lymphatics using Iridium 192 (Ir-192)

Parent Code

D71

Short Description

HDR Brachytherapy of Inguinal Lymph 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.

Position	Designation	Value	Meaning
1	Section	D	Radiation Therapy
2	Body System	7	Lymphatic and Hematologic System
3	Modality	1	Brachytherapy
4	TreatmentSite	8	Lymphatics, Inguinal
5	ModalityQualifier	9	High Dose Rate (HDR)
6	Isotope	8	Iridium 192 (Ir-192)
7	Qualifier	Z	None

Convert to ICD-9-PCS

Closest ICD-9-PCS equivalents for D71898Z under the General Equivalence Mappings.

92.23

Approximate match.

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Questions About D71898Z

Is D71898Z a billable code?

Yes. D71898Z is a complete seven-character ICD-10-PCS code, specific enough to report High Dose Rate (HDR) Brachytherapy of Inguinal Lymphatics using Iridium 192 (Ir-192) on inpatient claims from October 1, 2025 through September 30, 2026.

What do the characters in D71898Z mean?

D71898Z breaks down character by character: the 1st character D is the Section (Radiation Therapy); the 2nd character 7 is the Body System (Lymphatic and Hematologic System); the 3rd character 1 is the Modality (Brachytherapy); the 4th character 8 is the TreatmentSite (Lymphatics, Inguinal); the 5th character 9 is the ModalityQualifier (High Dose Rate (HDR)); 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 D71898Z?

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