ICD-10-PCS Code For Breast Left: Procedure Code Group Overview

The International Classification of Diseases, Tenth Revision, Procedure Coding System (ICD-10-PCS) code group DMY0 includes procedures performed to deliver other radiation treatments to the breast, left. These ICD-10-PCS codes are used for inpatient documentation when a patient receives nonstandard or specialized radiation therapy specifically targeted to the left breast. Accurate coding within the ICD-10-PCS DMY0 group is essential for proper inpatient reimbursement, as it captures the procedure performed and determines appropriate case mix and payment.

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Breast Left Other Radiation Procedure Overview

Procedures in the ICD-10 PCS DMY0 group involve delivery of nonstandard or specialized radiation treatments directed at the left breast. These procedures target the breast body system and encompass radiation modalities that do not fall under routine external beam or brachytherapy categories. Accurate coding of these other radiation procedures ensures inpatient records reflect the specific treatment delivered and supports appropriate reimbursement and case mix assignment.

Code Attributes

Character	ICD-10-PCS Category	Code Group Details
D	Section	Radiation Therapy
M	Body System	Breast
Y	Operation	Other Radiation
0	Body Part	Breast, Left

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ICD-10-PCS Code For Breast Left: Procedure Code Group Overview

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Breast Left Other Radiation Procedure Overview

Code Attributes

Character	ICD-10-PCS Category	Code Group Details
D	Section	Radiation Therapy
M	Body System	Breast
Y	Operation	Other Radiation
0	Body Part	Breast, Left

When to Use

Use a code from this group when a patient receives inpatient radiation therapy to the left breast that is classified as other radiation rather than routine external beam or brachytherapy. Select the specific code when documentation confirms the modality and laterality as left breast and the treatment fits the other radiation definitions in ICD-10-PCS.

ICD-10-PCS Codes

3 rows

ICD-10-PCS Code	Description
DMY07ZZ	Contact Radiation of Left Breast
DMY08ZZ	Hyperthermia of Left Breast
DMY0FZZ	Plaque Radiation of Left Breast

Typical Clinical Scenarios

An elderly woman with a history of left-sided breast cancer and multiple prior external beam courses is admitted for management of a recurrent superficial tumor confined to the left breast skin where conventional external beam re-irradiation is contraindicated. The radiation oncology team plans a localized contact radiation application to deliver a high dose to the superficial lesion while sparing deeper structures, performed during the inpatient stay for close monitoring of skin reaction and wound care. This approach targets the left breast directly using contact radiation technique when other modalities are unsuitable. Typical codes: DMY07ZZ
A middle-aged patient with locally recurrent left breast tumor not amenable to surgery presents for inpatient adjunctive therapy; the team elects to use regional hyperthermia in combination with radiation to enhance tumor radiosensitivity for a bulky left breast mass. Hyperthermia is delivered in the inpatient setting alongside radiation due to the need for sedation and continuous physiological monitoring during heating sessions. The procedure targets the left breast tissue using a hyperthermia modality to augment treatment response. Typical codes: DMY08ZZ
A patient with ocular or chest wall proximity concerns following lumpectomy for left breast malignancy develops a localized nodular recurrence near the surgical bed; the multidisciplinary team places a radioactive plaque on the involved left breast tissue in the operating room setting to deliver focal radiation while avoiding deeper structures. The plaque radiation is performed during an inpatient admission because of operative placement, anesthesia, and the need for postprocedural observation for acute complications. This focal applicator-based treatment directs radiation specifically to the left breast lesion. Typical codes: DMY0FZZ

Related Codes

DMY1-BREAST-RIGHT-OTHER-RADIATION

ICD-10-PCS Code For Breast Right: Procedure Code Group Overview

Frequently Asked Questions

References

1.CPT® Codes and Descriptions. AAPC. Retrieved Aug 11, 2026.Maintains the CPT code set's official descriptions and guidelines, licensed from the American Medical Association, used as the definitional source for CPT codes on this page.
2.HCPCS Quarterly Update. Centers for Medicare & Medicaid Services (CMS). Retrieved Aug 11, 2026.CMS's quarterly release of HCPCS Level II codes and short/long descriptors, the source for HCPCS code definitions and update history.
3.ICD-10-CM Full Code List. Centers for Medicare & Medicaid Services (CMS). Retrieved Aug 11, 2026.CMS's complete ICD-10-CM diagnosis code list, used to cross-reference diagnosis codes associated with this procedure or service.

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When to Use

ICD-10-PCS Codes

3 rows

ICD-10-PCS Code	Description
DMY07ZZ	Contact Radiation of Left Breast
DMY08ZZ	Hyperthermia of Left Breast
DMY0FZZ	Plaque Radiation of Left Breast

Typical Clinical Scenarios

An elderly woman with a history of left-sided breast cancer and multiple prior external beam courses is admitted for management of a recurrent superficial tumor confined to the left breast skin where conventional external beam re-irradiation is contraindicated. The radiation oncology team plans a localized contact radiation application to deliver a high dose to the superficial lesion while sparing deeper structures, performed during the inpatient stay for close monitoring of skin reaction and wound care. This approach targets the left breast directly using contact radiation technique when other modalities are unsuitable. Typical codes: DMY07ZZ
A middle-aged patient with locally recurrent left breast tumor not amenable to surgery presents for inpatient adjunctive therapy; the team elects to use regional hyperthermia in combination with radiation to enhance tumor radiosensitivity for a bulky left breast mass. Hyperthermia is delivered in the inpatient setting alongside radiation due to the need for sedation and continuous physiological monitoring during heating sessions. The procedure targets the left breast tissue using a hyperthermia modality to augment treatment response. Typical codes: DMY08ZZ
A patient with ocular or chest wall proximity concerns following lumpectomy for left breast malignancy develops a localized nodular recurrence near the surgical bed; the multidisciplinary team places a radioactive plaque on the involved left breast tissue in the operating room setting to deliver focal radiation while avoiding deeper structures. The plaque radiation is performed during an inpatient admission because of operative placement, anesthesia, and the need for postprocedural observation for acute complications. This focal applicator-based treatment directs radiation specifically to the left breast lesion. Typical codes: DMY0FZZ

Related Codes

DMY1-BREAST-RIGHT-OTHER-RADIATION

ICD-10-PCS Code For Breast Right: Procedure Code Group Overview

Frequently Asked Questions

References

1.CPT® Codes and Descriptions. AAPC. Retrieved Aug 11, 2026.Maintains the CPT code set's official descriptions and guidelines, licensed from the American Medical Association, used as the definitional source for CPT codes on this page.
2.HCPCS Quarterly Update. Centers for Medicare & Medicaid Services (CMS). Retrieved Aug 11, 2026.CMS's quarterly release of HCPCS Level II codes and short/long descriptors, the source for HCPCS code definitions and update history.
3.ICD-10-CM Full Code List. Centers for Medicare & Medicaid Services (CMS). Retrieved Aug 11, 2026.CMS's complete ICD-10-CM diagnosis code list, used to cross-reference diagnosis codes associated with this procedure or service.

Published by

Trek Health powers OpenPayer with a leading commercial payer intelligence platform, seamlessly converting fragmented payer data into actionable insights for provider organizations.

ICD-10-PCS Code For Breast Left: Procedure Code Group Overview

Sign up for ICD-10-PCS Code For Breast Left: Procedure Code Group Overview policy alerts

Breast Left Other Radiation Procedure Overview

Code Attributes

ICD-10-PCS Code For Breast Left: Procedure Code Group Overview

Sign up for ICD-10-PCS Code For Breast Left: Procedure Code Group Overview policy alerts

Breast Left Other Radiation Procedure Overview

Code Attributes

When to Use

ICD-10-PCS Codes

Typical Clinical Scenarios

Related Codes

Which procedures are included in the ICD-10-PCS DMY0 group for the left breast?

What is the section and body system for these ICD-10-PCS codes?

How should coders use DMY0 codes in inpatient documentation?

Do DMY0 codes cover routine external beam or brachytherapy treatments?

Are related DRGs listed for the DMY0 code group?

References

When to Use

ICD-10-PCS Codes

Typical Clinical Scenarios

Related Codes

Which procedures are included in the ICD-10-PCS DMY0 group for the left breast?

What is the section and body system for these ICD-10-PCS codes?

How should coders use DMY0 codes in inpatient documentation?

Do DMY0 codes cover routine external beam or brachytherapy treatments?

Are related DRGs listed for the DMY0 code group?

References