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)
- disorders of breast associated with childbirth (O91-O92)
Excludes 2
Conditions not included here, but the patient may have both
- certain conditions originating in the perinatal period (P04-P96)
- certain infectious and parasitic diseases (A00-B99)
- complications of pregnancy, childbirth and the puerperium (O00-O9A)
- congenital malformations, deformations and chromosomal abnormalities (Q00-Q99)
- endocrine, nutritional and metabolic diseases (E00-E88)
- injury, poisoning and certain other consequences of external causes (S00-T88)
- neoplasms (C00-D49)
- symptoms, signs and abnormal clinical and laboratory findings, not elsewhere classified (R00-R94)
Child Codes (5)
Also Known As / Clinical Terms
UMLS
- Breast MassC0024103
- Breast NoduleC0024103
- Breast LumpC0024103
- 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 ICD-10 code N63?
ICD-10-CM code N63 represents "Unspecified lump in breast". It 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.
Automate ICD-10 Coding With AI
Send clinical text to the AutoICD API and get back structured ICD-10 codes with confidence scores. Integrates into any EHR or billing system in minutes.
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.