
2012 ICD-9-CM Diagnosis Code 146.1
Malignant neoplasm of tonsillar fossa
- Short description: Mal neo tonsillar fossa.
- ICD-9-CM 146.1 is a billable medical code that can be used to indicate a diagnosis on a reimbursement claim, however, 146.1 should only be used for claims with a date of service on or before September 30, 2015. For claims with a date of service on or after October 1, 2015, use an equivalent ICD-10-CM code (or codes).
- You are viewing the 2012 version of ICD-9-CM 146.1.
- More recent version(s) of ICD-9-CM 146.1: 2013 2014 2015.
Convert to ICD-10-CM:
146.1 converts directly to:
- 2015/16 ICD-10-CM C09.0 Malignant neoplasm of tonsillar fossa
Approximate Synonyms
- Cancer of the tonsillar fossa
- Primary malignant neoplasm of tonsillar fossa
- Tonsil cancer, tonsillar fossa