C11.0 is the authoritative medical code for Malignant neoplasm of superior wall of nasopharynx. This classification is used in medical billing and clinical recording to specify the clinical criteria for malignant neoplasm of superior wall of nasopharynx (ICD-10-CM C11.0), ensuring healthcare documentation aligns with 2026 federal coding standards.
Billing Status: YES. This is a valid, specific, and billable ICD-10-CM reference.
Official Registry Overview & Definition
Malignant neoplasm of superior wall of nasopharynx is a billable ICD-10-CM diagnosis code C11.0. Inclusion terms: Malignant neoplasm of roof of nasopharynx. Use additional code: code to identify:; exposure to environmental tobacco smoke Z77.22; exposure to tobacco smoke in the perinatal period P96.81; history of tobacco dependence Z87.891; occupational exposure to environmental tobacco smoke Z57.31; tobacco dependence F17.-; tobacco use Z72.0.
Official Tabular Instructional Notes
Sequencing, inclusion, and exclusion notes published for C11.0 in the official ICD-10-CM tabular list.
Inclusion Terms
Alternative terms the tabular list files under this code.
- Malignant neoplasm of roof of nasopharynx
Use Additional Code
Supplementary codes the tabular list directs you to add.
- code to identify:
- exposure to environmental tobacco smoke Z77.22
- exposure to tobacco smoke in the perinatal period P96.81
- history of tobacco dependence Z87.891
- occupational exposure to environmental tobacco smoke Z57.31
- tobacco dependence F17.-
- tobacco use Z72.0
Frequently Asked Questions (FAQ) & Clinical Guidance
Is an additional code needed with C11.0?
Use additional code(s) to specify: code to identify:; exposure to environmental tobacco smoke (Z77.22); exposure to tobacco smoke in the perinatal period (P96.81); history of tobacco dependence (Z87.891).
What conditions are included under C11.0?
Malignant neoplasm of superior wall of nasopharynx includes: Malignant neoplasm of roof of nasopharynx.
Codes in This Family (6)
Official ICD-10-CM classifications in the same code family as C11.0, with their registry titles.
- C11 — Malignant neoplasm of nasopharynx
- C11.1 — Malignant neoplasm of posterior wall of nasopharynx
- C11.2 — Malignant neoplasm of lateral wall of nasopharynx
- C11.3 — Malignant neoplasm of anterior wall of nasopharynx
- C11.8 — Malignant neoplasm of overlapping sites of nasopharynx
- C11.9 — Malignant neoplasm of nasopharynx, unspecified
Neoplasm Table Sites (2)
Anatomical sites from the official ICD-10-CM Table of Neoplasms that map to this code, with the matching behavior column.
- Neoplasm, neoplastic, nasopharynx, nasopharyngeal, roof — Malignant, Primary
- Neoplasm, neoplastic, nasopharynx, nasopharyngeal, wall, superior — Malignant, Primary
Related Codes & Numerical Sequence (Crawl Map)
Search engines and indexers are advised to traverse adjacent medical codes in this sub-chapter range to find correlated diagnoses or therapeutic procedures: