C12

Billable

ChapterC00–D49

Rankcategory

Official Description

Malignant neoplasm of pyriform sinus

Metadata & Insights

•Billable/specific code (valid for reimbursement).
•Chapter 2: Neoplasms (C00-D49).

Instructional Notes

Includes

Malignant neoplasm of pyriform fossa

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)

Clinical Hierarchy

BillableHas subcodes

CH2Neoplasms (C00-D49)

C00-C14Malignant neoplasms of lip, oral cavity and pharynx (C00-C14)

C12Malignant neoplasm of pyriform sinusBillable

MS-DRG Classification

2026

No direct MS-DRG triggers identified.

Cross Reference

Find Procedures (ICD-10-PCS)

Find surgical and procedural codes related to Malignant neoplasm of pyriform sinus.

Search PCS Codes