DBY18ZZHyperthermia of Bronchus

Radiation Therapy›Respiratory System›Other Radiation

Billable / Specific Code

ICD-10-PCS DBY18ZZ

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

DBY18ZZ is a billable ICD-10-PCS procedure code for Hyperthermia of Bronchus. It is valid on HIPAA claims for fiscal year 2026 (October 1, 2025 through September 30, 2026).

Code Identity

ICD-10-PCS Code

DBY18ZZ

Billable Status

Yes — Valid for Submission

Code Describes

Hyperthermia of Bronchus

Parent Code

DBY

Short Description

Hyperthermia of Bronchus

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	Y	Other Radiation
4	TreatmentSite	1	Bronchus
5	ModalityQualifier	8	Hyperthermia
6	Isotope	Z	None
7	Qualifier	Z	None

Convert to ICD-9-PCS

Closest ICD-9-PCS equivalents for DBY18ZZ under the General Equivalence Mappings.

99.85

Approximate match.

Similar Procedure Codes

Questions About DBY18ZZ

Is DBY18ZZ a billable code?

Yes. DBY18ZZ is a complete seven-character ICD-10-PCS code, specific enough to report Hyperthermia of Bronchus on inpatient claims from October 1, 2025 through September 30, 2026.

What do the characters in DBY18ZZ mean?

DBY18ZZ 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 Y is the Modality (Other Radiation); the 4th character 1 is the TreatmentSite (Bronchus); the 5th character 8 is the ModalityQualifier (Hyperthermia); the 6th character Z is the Isotope (None); the 7th character Z is the Qualifier (None).

What is the ICD-9-PCS equivalent of DBY18ZZ?

Under the General Equivalence Mappings, Hyperthermia of Bronchus crosswalks to ICD-9-PCS 99.85. The mapping is approximate, so confirm it fits the documentation.