2024 ICD-10-CM Diagnosis Code C13.1

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Malignant neoplasm of aryepiglottic fold, hypopharyngeal aspect

  • C13.1 is a billable/specific ICD-10-CM code that can be used to indicate a diagnosis for reimbursement purposes.
  • Short description: Malig neoplasm of aryepiglottic fold, hypopharyngeal aspect
  • The 2024 edition of ICD-10-CM C13.1 became effective on October 1, 2023.
  • This is the American ICD-10-CM version of C13.1 – other international versions of ICD-10 C13.1 may differ.

Applicable To

  • 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

Type 2 Excludes

  • malignant neoplasm of aryepiglottic fold or interarytenoid fold, laryngeal aspect (C32.1)

The following code(s) above C13.1 contain annotation back-references

 that may be applicable to C13.1:

  • C00-D49  Neoplasms
  • C13  Malignant neoplasm of hypopharynx

Approximate Synonyms

  • Cancer of the hypopharynx, aryepiglottic fold
  • Primary malignant neoplasm of hypopharyngeal aspect of aryepiglottic fold
  • Primary squamous cell carcinoma of aryepiglottic fold
  • Squamous cell carcinoma, aryepiglottic fold

ICD-10-CM C13.1 is grouped within Diagnostic Related Group(s) (MS-DRG v41.0):

  • 011 Tracheostomy for face, mouth and neck diagnoses or laryngectomy with mcc
  • 012 Tracheostomy for face, mouth and neck diagnoses or laryngectomy with cc
  • 013 Tracheostomy for face, mouth and neck diagnoses or laryngectomy without cc/mcc
  • 146 Ear, nose, mouth and throat malignancy with mcc
  • 147 Ear, nose, mouth and throat malignancy with cc
  • 148 Ear, nose, mouth and throat malignancy without cc/mcc

Convert C13.1 to ICD-9-CMCode History

  • 2016 (effective 10/1/2015): New code (first year of non-draft ICD-10-CM)
  • 2017 (effective 10/1/2016): No change
  • 2018 (effective 10/1/2017): No change
  • 2019 (effective 10/1/2018): No change
  • 2020 (effective 10/1/2019): No change
  • 2021 (effective 10/1/2020): No change
  • 2022 (effective 10/1/2021): No change
  • 2023 (effective 10/1/2022): No change
  • 2024 (effective 10/1/2023): No change

Code annotations containing back-references to C13.1:

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