Cancer of the tonsillar pillar
Primary malignant neoplasm of tonsillar pillar
Primary squamous cell carcinoma of tonsillar pillar
Squamous cell carcinoma, tonsillar pillar
C09.1 is a billable/specific ICD-10-CM code that can be used to indicate a diagnosis for reimbursement purposes.
Short description: Malig neoplasm of tonsillar pillar (anterior) (posterior)
The 2023 edition of ICD-10-CM C09.1 became effective on October 1, 2022.
This is the American ICD-10-CM version of C09.1 – other international versions of ICD-10 C09.1 may differ.