C13.1
Billable codeMalignant neoplasm of aryepiglottic fold, hypopharyngeal aspect
The ICD-10 code for malignant neoplasm of aryepiglottic fold, hypopharyngeal aspect is C13.1.
Clinical notes
Excludes2 (not included here)
An Excludes2 note means the excluded condition is not part of this one, but a patient can have both at the same time — in that case both codes may be reported together.
- malignant neoplasm of aryepiglottic fold or interarytenoid fold, laryngeal aspect (C32.1)
Also known as
Alternate wording, synonyms, or specific conditions that fall under this code, listed to help confirm you've picked the right one.
- Malignant neoplasm of aryepiglottic fold, marginal zone
- Malignant neoplasm of aryepiglottic fold NOS
- Malignant neoplasm of interarytenoid fold, marginal zone
- Malignant neoplasm of interarytenoid fold NOS
Documentation support
General coding-documentation guidance — not a substitute for payer-specific requirements or professional coding judgment.
- •As a general rule, code to the highest level of specificity supported by the documentation in the medical record.
Related codes in this category
- C13.0Malignant neoplasm of postcricoid region
- C13.2Malignant neoplasm of posterior wall of hypopharynx
- C13.8Malignant neoplasm of overlapping sites of hypopharynx
- C13.9Malignant neoplasm of hypopharynx, unspecified
- C13.1Malignant neoplasm of aryepiglottic fold, hypopharyngeal aspect
ICD-9-CM equivalent
Informational only — GEM mappings are approximate, not guaranteed one-to-one equivalents. Verify before use in billing.
- 1482
Associated MS-DRGs
C13.1 can serve as the principal diagnosis for these Medicare Severity Diagnosis-Related Groups.
Informational only — actual DRG assignment also depends on procedures, complications/comorbidities (CC/MCC), discharge status, and payer-specific rules not reflected here.
- DRG 011Tracheostomy for Face, Mouth and Neck Diagnoses or Laryngectomy with MCC
- DRG 012Tracheostomy for Face, Mouth and Neck Diagnoses or Laryngectomy with CC
- DRG 013Tracheostomy for Face, Mouth and Neck Diagnoses or Laryngectomy without CC/MCC
- DRG 146Ear, Nose, Mouth and Throat Malignancy with MCC
- DRG 147Ear, Nose, Mouth and Throat Malignancy with CC
- DRG 148Ear, Nose, Mouth and Throat Malignancy without CC/MCC