DM20JZZStereotactic Gamma Beam Radiosurgery of Left Breast

Radiation Therapy›Breast›Stereotactic Radiosurgery
  • Billable / Specific Code
ICD-10-PCS DM20JZZ
CMS Source: FY 2026 ICD-10-PCS dataset. Effective Oct 1, 2025 – Sep 30, 2026.FacebookXLinkedInPrint

DM20JZZ is a billable ICD-10-PCS procedure code for Stereotactic Gamma Beam Radiosurgery of Left Breast. It is valid on HIPAA claims for fiscal year 2026 (October 1, 2025 through September 30, 2026) and groups to 12 MS-DRGs. In AHRQ's Clinical Classifications Software (CCSR), this procedure falls under Stereotactic radiosurgery.

Code Identity

ICD-10-PCS Code
DM20JZZ
Billable Status
Yes — Valid for Submission
Code Describes
Stereotactic Gamma Beam Radiosurgery of Left Breast
Short Description
Stereotactic Gamma Beam Radiosurgery of Left Breast
Same as the full description in the CMS dataset.
Parent Code
DM2 Radiation Therapy, Breast, Stereotactic Radiosurgery

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 SystemMBreast
3Modality2Stereotactic Radiosurgery
4TreatmentSite0Breast, Left
5ModalityQualifierJStereotactic Gamma Beam Radiosurgery
6IsotopeZNone
7QualifierZNone

In the ICD-10-PCS Alphabetic Index

These FY 2026 ICD-10-PCS Alphabetic Index entries lead to DM20JZZ:

Stereotactic Radiosurgery, Gamma Beam, Breast, Left
Direct entry for this code
Mammary duct
Entry for this code family
Mammary gland
Entry for this code family
Stereotactic Radiosurgery, Breast, Left
Entry for this code family

Browse the full ICD-10-PCS Alphabetic Index →

Clinical Classification (CCSR)

AHRQ groups DM20JZZ into these clinical categories.

RAD003
Stereotactic radiosurgery
Clinical domain: Radiation Therapy

Convert to ICD-9-PCS

Closest ICD-9-PCS equivalents for DM20JZZ under the General Equivalence Mappings.

92.32
Approximate match.

Similar Procedure Codes

Questions About DM20JZZ

Is DM20JZZ a billable code?

Yes. DM20JZZ is a complete seven-character ICD-10-PCS code, specific enough to report Stereotactic Gamma Beam Radiosurgery of Left Breast on inpatient claims from October 1, 2025 through September 30, 2026.

What do the characters in DM20JZZ mean?

DM20JZZ breaks down character by character: the 1st character D is the Section (Radiation Therapy); the 2nd character M is the Body System (Breast); the 3rd character 2 is the Modality (Stereotactic Radiosurgery); the 4th character 0 is the TreatmentSite (Breast, Left); the 5th character J is the ModalityQualifier (Stereotactic Gamma Beam Radiosurgery); the 6th character Z is the Isotope (None); the 7th character Z is the Qualifier (None).

What MS-DRG does DM20JZZ group to?

On an inpatient stay, Stereotactic Gamma Beam Radiosurgery of Left Breast maps to MS-DRGs 040, 041, 042, 628, 629, 630, 823, 824, 825, 829, 830, 850, with relative weights from 1.3494 to 8.6595. The MS-DRG sets the fixed Medicare payment for the stay.

What is the ICD-9-PCS equivalent of DM20JZZ?

Under the General Equivalence Mappings, Stereotactic Gamma Beam Radiosurgery of Left Breast crosswalks to ICD-9-PCS 92.32. The mapping is approximate, so confirm it fits the documentation.