D9Y4CZZ
Intraoperative Radiation Therapy (IORT) of Mouth
- Release
- FY 2027
- Effective
Character Breakdown
Each character position in D9Y4CZZ resolves to one value from the official ICD-10-PCS tables.
- 1. Section D — Radiation Therapy
- 2. Body System 9 — Ear, Nose, Mouth and Throat
- 3. Modality Y — Other Radiation
- 4. Treatment Site 4 — Mouth
- 5. Modality Qualifier C — Intraoperative Radiation Therapy (IORT)
- 6. Isotope Z — None
- 7. Qualifier Z — None
Hierarchy
Where D9Y4CZZ sits in the official hierarchy. Each level is the code it is classified under.
- D9Y Parent Radiation Therapy, Ear, Nose, Mouth and Throat, Other Radiation
- D9Y4CZZ This code Intraoperative Radiation Therapy (IORT) of Mouth
Version History
How D9Y4CZZ appears in each release imported from the official files, newest first.
-
FY 2027 Effective
CurrentIntraoperative Radiation Therapy (IORT) of Mouth
-
FY 2026 Effective
UnchangedIntraoperative Radiation Therapy (IORT) of Mouth
Related Codes
Other codes under D9Y
- D9Y07ZZ Contact Radiation of Ear Billable
- D9Y08ZZ Hyperthermia of Ear Billable
- D9Y0FZZ Plaque Radiation of Ear Billable
- D9Y17ZZ Contact Radiation of Nose Billable
- D9Y18ZZ Hyperthermia of Nose Billable
- D9Y1FZZ Plaque Radiation of Nose Billable
- D9Y37ZZ Contact Radiation of Hypopharynx Billable
- D9Y38ZZ Hyperthermia of Hypopharynx Billable
- D9Y47ZZ Contact Radiation of Mouth Billable
- D9Y48ZZ Hyperthermia of Mouth Billable
- D9Y4FZZ Plaque Radiation of Mouth Billable
- D9Y57ZZ Contact Radiation of Tongue Billable
- D9Y58ZZ Hyperthermia of Tongue Billable
- D9Y5FZZ Plaque Radiation of Tongue Billable
- D9Y67ZZ Contact Radiation of Salivary Glands Billable
- D9Y68ZZ Hyperthermia of Salivary Glands Billable
- D9Y6FZZ Plaque Radiation of Salivary Glands Billable
- D9Y77ZZ Contact Radiation of Sinuses Billable
- D9Y78ZZ Hyperthermia of Sinuses Billable
- D9Y7FZZ Plaque Radiation of Sinuses Billable
- D9Y87ZZ Contact Radiation of Hard Palate Billable
- D9Y88ZZ Hyperthermia of Hard Palate Billable
- D9Y8FZZ Plaque Radiation of Hard Palate Billable
- D9Y97ZZ Contact Radiation of Soft Palate Billable
Data Source
Code information on this page is derived from the FY 2027 ICD-10-PCS files published by CMS.
- Release
- FY 2027
- Effective
- Source file
- 2027-icd-10-pcs-order-file-long-abbreviated-titles.zip
Official ICD-10-PCS source files (opens in a new tab)
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