N63
Non-billableUnspecified lump in breast
Unspecified lump in breast
This is a header/category code. For billing purposes, use a more specific child code from the list below.
Coding Notes
Inclusion Terms
Alternative clinical terms for this condition
- Nodule(s) NOS in breast
Excludes 1
Codes that cannot be used together with this code (mutual exclusion)
Excludes 2
Conditions not included here, but the patient may have both
- •certain conditions originating in the perinatal periodP04-P96
- •certain infectious and parasitic diseasesA00-B99
- •complications of pregnancy, childbirth and the puerperiumO9A)O00
- •congenital malformations, deformations and chromosomal abnormalitiesQ00-Q99
- •endocrine, nutritional and metabolic diseasesE00-E88
- •injury, poisoning and certain other consequences of external causesS00-T88
- •neoplasmsC00-D49
- •symptoms, signs and abnormal clinical and laboratory findings, not elsewhere classifiedR00-R94
Child Codes (5)
ICD-11 Equivalents(1)
ICD-11 Equivalents
View full mappingCorresponding ICD-11 codes from the WHO crosswalk mapping
Also Known As / Clinical Terms(32)
UMLS
- Breast LumpC0024103
- Breast MassC0024103
- Breast NoduleC0024103
- Breast irregular nodularityC0024103
- Breast lumpC0024103
- Breast lump (finding)C0024103
- Breast lump NOSC0024103
- Breast massC0024103
- Breast mass NOSC0024103
- Breast noduleC0024103
- Lump in BreastC0024103
- Lumpy breastC0024103
- Lumpy breastsC0024103
- Mammary gland massC0024103
- Mass in BreastC0024103
- Mass in breastC0024103
- Unspecified lump in breastC0024103
- breast lumpC0024103
- breast lumpsC0024103
- breast massC0024103
- breast massesC0024103
- breast noduleC0024103
- breast nodulesC0024103
- breasts lumpsC0024103
- lump in breastC0024103
- lumpy breastC0024103
- lumpy breastsC0024103
- mass in breastC0024103
- nodule breastC0024103
- Nodule of skin of breastC0567490
- Nodule of skin of breast (disorder)C0567490
- Nodule(s) NOS in breastC0567490
Frequently Asked Questions
What is the ICD-10 code for unspecified lump in breast?
The ICD-10-CM code for unspecified lump in breast is N63. The full clinical description is "Unspecified lump in breast". N63 is a non-billable header code. Use a more specific child code for billing purposes.
What does ICD-10 code N63 mean?
ICD-10-CM code N63 represents “Unspecified lump in breast”. It is classified under Chapter 14: Diseases of the Genitourinary System and is a non-billable header code. Use a more specific child code for billing purposes.
Is N63 a billable code?
No, N63 is a non-billable header code. You need to use one of its more specific child codes for billing. There are 5 child codes under N63.
What chapter is N63 in?
N63 is in Chapter 14: Diseases of the Genitourinary System (codes N00-N99).
What codes cannot be used with N63?
N63 has Excludes1 notes indicating codes that cannot be used together with it, including: disorders of breast associated with childbirth (O91-O92).
What are the subcategories under N63?
N63 has 5 child codes, including: N63.0 (Unspecified lump in unspecified breast), N63.1 (Unspecified lump in the right breast), N63.2 (Unspecified lump in the left breast), N63.3 (Unspecified lump in axillary tail), and 1 more.
What are the UMLS CUIs for N63?
N63 is linked to 2 UMLS Concept Unique Identifiers: C0024103, C0567490. The UMLS (Unified Medical Language System) integrates multiple biomedical vocabularies maintained by the U.S. National Library of Medicine.
How does N63 relate to ICF functioning codes?
ICF (International Classification of Functioning, Disability and Health) codes describe how conditions like unspecified lump in breast affect a person's functioning — body functions, activities, participation, and environmental factors. AutoICD provides ICF Core Sets for 12+ conditions and can map clinical text to ICF categories automatically. Browse the ICF directory to explore functioning codes.
What is the ICD-11 equivalent of N63?
N63 maps to the ICD-11 code: GB2Y (Other specified disorders of breast).
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Includes SNOMED Clinical Terms® (SNOMED CT®) used by permission of SNOMED International. Includes content from the UMLS Metathesaurus, courtesy of the U.S. National Library of Medicine.