Billable / Specific Code
ICD-10-CM N80.549 is the diagnosis code for Endometriosis of the appendix, unspecified depth. This code falls under the section "Noninflammatory disorders of female genital tract" within Chapter 14 — Diseases of the genitourinary system (N00-N99). It is a billable/specific ICD-10-CM code that can be used to indicate a diagnosis for reimbursement purposes. Medical coders and healthcare providers use this code to document and classify diagnoses in electronic health records, insurance claims, and clinical databases.
Understanding where N80.549 sits in the ICD-10-CM classification helps ensure proper coding:
Yes, N80.549 is a billable/specific ICD-10-CM code that can be used to indicate a diagnosis for reimbursement purposes.
N80.549 is the ICD-10-CM diagnosis code for "Endometriosis of the appendix, unspecified depth". It is used by healthcare providers to classify and document this condition in medical records and insurance claims.
The parent code of N80.549 is N80.54 ("Endometriosis of the appendix"). N80.549 provides a more specific classification within this category.
N80.549 is located in Section N80-N98 — "Noninflammatory disorders of female genital tract" within Chapter 14 of the ICD-10-CM Tabular List.
N80.549 has 1918 sub-code(s) that provide more specific detail: A00, A01, A02, A03, A04 and more.
Use N80.549 when the patients documented diagnosis matches "Endometriosis of the appendix, unspecified depth" and the clinical documentation supports this level of specificity. Always verify with the latest ICD-10-CM guidelines and payer requirements.
The ICD-10-CM code for Endometriosis of the appendix, unspecified depth is N80.549.
Yes, N80.549 can be used as a primary diagnosis code since it is billable and specific.
N80.549 is in Chapter 14 of the ICD-10-CM Tabular List.
Yes, N80.549 is a valid ICD-10-CM code for the 2026 fiscal year, subject to official CMS updates.