2026 ICD-10-CM Diagnosis Code N60.82Other benign mammary dysplasias of left breast

ICD-10-CM Codes›N00–N99›N60-N65›N60

ICD-10-CM N60.82
CMSSource: CMS FY 2026 ICD-10-CM dataset · Effective Oct 1, 2025 – Sep 30, 2026

N60.82 is a billable ICD-10-CM diagnosis code for other benign mammary dysplasias of left breast. It is valid on HIPAA claims for fiscal year 2026 (October 1, 2025 through September 30, 2026) and groups to MS-DRG 600 through 601. Coders also document this condition as bilateral cyst of breasts. In AHRQ's Clinical Classifications Software (CCSR), this diagnosis falls under Nonmalignant breast conditions.

Code Identity

ICD-10-CM Code
N60.82
Billable Status
Yes — Valid for Submission
Code Describes
Other benign mammary dysplasias of left breast
Short Description
Other benign mammary dysplasias of left breast
Same as the full description in the CMS dataset.
Parent Code
N60.8
Other benign mammary dysplasias

Code Classification

ChapterN00–N99Diseases of the genitourinary system
SectionN60-N65Disorders of breast
CategoryN60Benign mammary dysplasia
This CodeN60.82Other benign mammary dysplasias of left breast

Approximate SynonymsGuidance

Alternate terms and clinical phrases that map to this code.

  • Bilateral cyst of breasts
  • Bilateral sebaceous cyst of skin of breasts
  • Cyst of left breast
  • Cyst of right breast
  • Epidermoid cyst of skin of chest
  • Epidermoid cyst of skin of left breast
  • Epidermoid cyst of skin of right breast
  • Sebaceous cyst of skin of breast

Clinical ClassificationClinical

AHRQ’s CCSR groups this code into broader clinical categories.

CCSR GEN017
Nonmalignant breast conditions
Default principal diagnosis: inpatient Yes · outpatient Yes

Patient EducationClinical

Breast Diseases

Breast diseases include various conditions and changes in your breast. Most women experience breast changes at some time. Your age, hormone levels, and medicines you take may cause lumps, bumps, and discharges of fluids that are not breast milk.

The full article covers:

  • What are breast diseases?
  • What are the symptoms of breast disease?
  • How are breast diseases diagnosed?
  • What are the treatments for breast disease?

Read the full article at MedlinePlus

Courtesy of MedlinePlus, a service of the U.S. National Library of Medicine.

Convert N60.82 to ICD-9-CMHistory

The closest ICD-9-CM equivalents under the General Equivalence Mappings.

ICD-9-CM
610.8 Benign mamm dysplas NEC
Approximate The match is approximate rather than exact.

Code HistoryHistory

FY 2016AddedAdded to the ICD-10-CM code setEffective October 1, 2015, the first year of ICD-10-CM.
FY 2017–2025No changes
FY 2026CurrentCurrent code set, no changesEffective October 1, 2025 through September 30, 2026.

Questions About N60.82Overview

Is N60.82 (Other benign mammary dysplasias) a billable code?

Yes. This is a billable ICD-10-CM code, specific enough to report other benign mammary dysplasias of left breast on HIPAA-covered claims from October 1, 2025 through September 30, 2026.

What MS-DRG does N60.82 group to?

When other benign mammary dysplasias of left breast is the principal diagnosis on an inpatient stay, it groups to MS-DRG 600, 601, with relative weights from 0.6050 to 1.0416 depending on complications. Higher weights mean higher Medicare reimbursement.

What is the ICD-9 equivalent of N60.82?

Under the General Equivalence Mappings, other benign mammary dysplasias of left breast converts to ICD-9-CM 610.8 (benign mamm dysplas NEC). The mapping is approximate, so confirm the match fits the documentation.

Footnotes

[1] Chronic - a chronic condition code indicates a condition lasting 12 months or longer and its effect on the patient based on one or both of the following criteria:

  • The condition results in the need for ongoing intervention with medical products,treatment, services, and special equipment
  • The condition places limitations on self-care, independent living, and social interactions.