N99.86 — Intraoperative and postprocedural complications and disorders of breast

Not billable

Is N99.86 billable?

No — N99.86 is a non-billable header code. N99.86 groups more specific codes and cannot be submitted on a claim. A valid ICD-10-CM code must be reported at the highest level of specificity available in its branch. Select one of the 2 billable codes beneath N99.86.

Billable codes under this header

N99.86 at a glance

Code	N99.86
Description	Intraoperative and postprocedural complications and disorders of breast
Billable	No — header code
Code set	ICD-10-CM FY2027
Valid for encounters	October 1, 2026 – September 30, 2027

Excludes2 — not included here — inherited from Chapter 14

The conditions below are not part of N99.86, but a patient may have both at the same time. When documentation supports it, N99.86 and the excluded code may both be reported.

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)

Excludes2 — not included here — inherited from N99