Is N80.B a billable code?
No. N80.B is a header code that groups 8 more specific codes. Use one of the billable codes listed on this page instead.
ICD-10-CM FY2027 diagnosis code
N80.B: Endometriosis of cardiothoracic space
Header code: not billableValid for dates of service October 1, 2026 to September 30, 2027
N80.B groups related diagnoses under endometriosis of cardiothoracic space. It cannot be used on a claim by itself. Choose the billable code below that matches the patient's record.
Billable codes under N80.B
- N80.B1Endometriosis of pleura
- N80.B2Endometriosis of lung
- N80.B31Superficial endometriosis of diaphragm
- N80.B32Deep endometriosis of diaphragm
- N80.B39Endometriosis of diaphragm, unspecified depth
- N80.B4Endometriosis of the pericardial space
- N80.B5Endometriosis of the mediastinal space
- N80.B6Endometriosis of cardiothoracic space
Other codes in N80 Endometriosis
- N80.0Endometriosis of uterusheader
- N80.1Endometriosis of ovaryheader
- N80.2Endometriosis of fallopian tubeheader
- N80.3Endometriosis of pelvic peritoneumheader
- N80.4Endometriosis of rectovaginal septum and vaginaheader
- N80.5Endometriosis of intestineheader
- N80.6Endometriosis in cutaneous scar
- N80.8Other endometriosis
- N80.9Endometriosis, unspecified
- N80.AEndometriosis of bladder and uretersheader
- N80.CEndometriosis of the abdomenheader
- N80.DEndometriosis of the pelvic nervesheader
N80.B questions
What does N80.B mean?
N80.B is the ICD-10-CM code for Endometriosis of cardiothoracic space. It is in chapter 14, Diseases of the genitourinary system (N00-N99).
Code titles come from the official ICD-10-CM files published by the CDC National Center for Health Statistics. Always check payer rules and the clinical record before billing.