N99.86 – Intraoperative and postprocedural complications and disorders of breast
ICD-10-CM 2027 diagnosis code · Intraoperative and postprocedural complications and disorders of genitourinary system, not elsewhere classified (N99)
- Code
N99.86(claims format:N9986)- Description
- Intraoperative and postprocedural complications and disorders of breast
- Short description
- Intraop and postproc complications and disorders of breast
- Billable
- No – use a more specific code below
- Valid for
- Dates of service October 1, 2026 – September 30, 2027 (FY2027)
- Chapter
- 14. Diseases of the genitourinary system (N00-N99)
- Block
- N99 Intraoperative and postprocedural complications and disorders of genitourinary system, not elsewhere classified (N99)
- Parent codes
- N99 › N99.8
Billable codes under N99.86
N99.86 is a header code and cannot be used on claims. Choose the most specific code:
- N99.860 – Intraoperative and postprocedural nipple ischemiaBillable · New in 2027
- N99.861 – Intraoperative and postprocedural nipple necrosisBillable · New in 2027
Notes inherited from parent codes
Instructional notes at a category or block level apply to every code below it.
N99 – Intraoperative and postprocedural complications and disorders of genitourinary system, not elsewhere classified
Related codes in N99.8
- N99.81 – Other intraoperative complications of genitourinary systemBillable
- N99.82 – Postprocedural hemorrhage of a genitourinary system organ or structure following a procedureHeader
- N99.83 – Residual ovary syndromeBillable
- N99.84 – Postprocedural hematoma and seroma of a genitourinary system organ or structure following a procedureHeader
- N99.85 – Post endometrial ablation syndromeBillable
- N99.89 – Other postprocedural complications and disorders of genitourinary systemBillable
Frequently asked questions
What is ICD-10 code N99.86?
N99.86 is the ICD-10-CM code for intraoperative and postprocedural complications and disorders of breast, in the block N99 (Intraoperative and postprocedural complications and disorders of genitourinary system, not elsewhere classified (N99)).
Is N99.86 a billable code?
No. N99.86 is a header code with more specific child codes; report one of the billable codes listed above.
What category does N99.86 belong to?
It belongs to category N99 – Intraoperative and postprocedural complications and disorders of genitourinary system, not elsewhere classified.
Source: CDC/NCHS ICD-10-CM FY2027 code files, tabular list and index. Reference only – code assignment must follow the official ICD-10-CM guidelines and documentation in the medical record.