N61.0
Billable

Mastitis without abscess

Billable / Specific Code

What is Mastitis without abscess?

ICD-10-CM N61.0 is the diagnosis code for Mastitis without abscess. This code falls under the section "Disorders of breast" within Chapter 14 — Diseases of the genitourinary system (N00-N99). It is a billable/specific ICD-10-CM code that can be used to indicate a diagnosis for reimbursement purposes. Medical coders and healthcare providers use this code to document and classify diagnoses in electronic health records, insurance claims, and clinical databases.

💡 Inclusions

Coding Guidelines for N61.0

✅ This Code Includes

  • Infective mastitis (acute) (nonpuerperal) (subacute)
  • Mastitis (acute) (nonpuerperal) (subacute) NOS
  • Cellulitis (acute) (nonpuerperal) (subacute) of breast NOS
  • Cellulitis (acute) (nonpuerperal) (subacute) of nipple NOS

ICD-10-CM Code Hierarchy

Understanding where N61.0 sits in the ICD-10-CM classification helps ensure proper coding:

Related Codes

Frequently Asked Questions

Is N61.0 a billable ICD-10-CM code?

Yes, N61.0 is a billable/specific ICD-10-CM code that can be used to indicate a diagnosis for reimbursement purposes.

What does N61.0 mean?

N61.0 is the ICD-10-CM diagnosis code for "Mastitis without abscess". It is used by healthcare providers to classify and document this condition in medical records and insurance claims.

What is the parent code of N61.0?

The parent code of N61.0 is N61 ("Inflammatory disorders of breast"). N61.0 provides a more specific classification within this category.

What section is N61.0 in?

N61.0 is located in Section N60-N65 — "Disorders of breast" within Chapter 14 of the ICD-10-CM Tabular List.

When should I use N61.0?

Use N61.0 when the patients documented diagnosis matches "Mastitis without abscess" and the clinical documentation supports this level of specificity. Always verify with the latest ICD-10-CM guidelines and payer requirements.

People Also Ask

What is the ICD-10 code for Mastitis without abscess?

The ICD-10-CM code for Mastitis without abscess is N61.0.

Can N61.0 be used for primary diagnosis?

Yes, N61.0 can be used as a primary diagnosis code since it is billable and specific.

What chapter is N61.0 in?

N61.0 is in Chapter 14 of the ICD-10-CM Tabular List.

Is N61.0 valid for 2026?

Yes, N61.0 is a valid ICD-10-CM code for the 2026 fiscal year, subject to official CMS updates.

See Also

← PreviousN61Inflammatory disorders of breastNext →N61.1Abscess of the breast and nipple
Code Details
N61.0
Mastitis without abscess
Billable / Specific Code
14 — Diseases of the genitourinary system (N00-N99)
N60-N65 — Disorders of breast
2026 ICD-10-CM