D9Y Other Radiation - Ear, Nose, Mouth and Throat ICD-10-PCS
The D9Y code range contains 40 ICD-10-PCS codes for Other Radiation procedures on the ear, nose, mouth and throat. 39 of the codes are billable and valid for inpatient claim submission in fiscal year 2026.
Codes in the D9Y Range 40 codes · 39 billable
- D9Y Radiation Therapy, Ear, Nose, Mouth and Throat, Other RadiationNon-billable header
- D9Y07ZZ Contact Radiation of Ear
- D9Y08ZZ Hyperthermia of Ear
- D9Y0FZZ Plaque Radiation of Ear
- D9Y17ZZ Contact Radiation of Nose
- D9Y18ZZ Hyperthermia of Nose
- D9Y1FZZ Plaque Radiation of Nose
- D9Y37ZZ Contact Radiation of Hypopharynx
- D9Y38ZZ Hyperthermia of Hypopharynx
- D9Y47ZZ Contact Radiation of Mouth
- D9Y48ZZ Hyperthermia of Mouth
- D9Y4CZZ Intraoperative Radiation Therapy (IORT) of Mouth
- D9Y4FZZ Plaque Radiation of Mouth
- D9Y57ZZ Contact Radiation of Tongue
- D9Y58ZZ Hyperthermia of Tongue
- D9Y5FZZ Plaque Radiation of Tongue
- D9Y67ZZ Contact Radiation of Salivary Glands
- D9Y68ZZ Hyperthermia of Salivary Glands
- D9Y6FZZ Plaque Radiation of Salivary Glands
- D9Y77ZZ Contact Radiation of Sinuses
- D9Y78ZZ Hyperthermia of Sinuses
- D9Y7FZZ Plaque Radiation of Sinuses
- D9Y87ZZ Contact Radiation of Hard Palate
- D9Y88ZZ Hyperthermia of Hard Palate
- D9Y8FZZ Plaque Radiation of Hard Palate
- D9Y97ZZ Contact Radiation of Soft Palate
- D9Y98ZZ Hyperthermia of Soft Palate
- D9Y9FZZ Plaque Radiation of Soft Palate
- D9YB7ZZ Contact Radiation of Larynx
- D9YB8ZZ Hyperthermia of Larynx
- D9YBCZZ Intraoperative Radiation Therapy (IORT) of Larynx
- D9YBFZZ Plaque Radiation of Larynx
- D9YCCZZ Intraoperative Radiation Therapy (IORT) of Pharynx
- D9YCFZZ Plaque Radiation of Pharynx
- D9YD7ZZ Contact Radiation of Nasopharynx
- D9YD8ZZ Hyperthermia of Nasopharynx
- D9YDCZZ Intraoperative Radiation Therapy (IORT) of Nasopharynx
- D9YDFZZ Plaque Radiation of Nasopharynx
- D9YF7ZZ Contact Radiation of Oropharynx
- D9YF8ZZ Hyperthermia of Oropharynx
About the D9Y Code Range
The ICD-10-PCS root operation Other Radiation (code D9Y) refers to the use of specialized radiation treatments targeting specific areas within the Ear, Nose, Mouth and Throat region. This operation includes a range of radiation methods beyond standard external beam therapy, designed to treat various tissues in this body system.
Examples of ICD-10-PCS Other Radiation codes highlight procedures such as Contact Radiation, Hyperthermia, Plaque Radiation, and Intraoperative Radiation Therapy (IORT). These treatments are applied to diverse anatomical sites including the ear (e.g., D9Y07ZZ for contact radiation), the nose (D9Y17ZZ), the mouth (D9Y47ZZ and D9Y4CZZ for IORT), tongue (D9Y57ZZ), salivary glands (D9Y67ZZ), and other upper respiratory structures such as the larynx and various parts of the pharynx. These codes facilitate precise documentation of radiation therapies tailored to the complex anatomy of the head and neck, supporting accurate care planning and reporting.
Questions About This Page
How many billable codes are in the D9Y range?
Of the 40 codes in this range, 39 are billable and valid for inpatient claim submission from October 1, 2025 through September 30, 2026. Table header codes group them but cannot be reported on claims.
What does the D9Y range classify?
The range classifies Other Radiation procedures, performed on the ear, nose, mouth and throat. Each code adds the body part, approach, device, and qualifier in characters four through seven, and links to its own reference page.
Related References
Source: CMS FY 2026 ICD-10-PCS order file and code tables, effective October 1, 2025 through September 30, 2026.
