0C7 Dilation - Mouth and Throat ICD-10-PCS
The 0C7 code range contains 27 ICD-10-PCS codes for Dilation procedures on the mouth and throat. 26 of the codes are billable and valid for inpatient claim submission in fiscal year 2026.
Root Operation Definition
Dilation: Expanding an orifice or the lumen of a tubular body part.
Codes in the 0C7 Range 27 codes · 26 billable
- 0C7 Mouth and Throat, DilationNon-billable header
- 0C7B0DZ Dilation of Right Parotid Duct with Intraluminal Device, Open Approach
- 0C7B0ZZ Dilation of Right Parotid Duct, Open Approach
- 0C7B3DZ Dilation of Right Parotid Duct with Intraluminal Device, Percutaneous Approach
- 0C7B3ZZ Dilation of Right Parotid Duct, Percutaneous Approach
- 0C7B7DZ Dilation of Right Parotid Duct with Intraluminal Device, Via Natural or Artificial Opening
- 0C7B7ZZ Dilation of Right Parotid Duct, Via Natural or Artificial Opening
- 0C7C0DZ Dilation of Left Parotid Duct with Intraluminal Device, Open Approach
- 0C7C0ZZ Dilation of Left Parotid Duct, Open Approach
- 0C7C3DZ Dilation of Left Parotid Duct with Intraluminal Device, Percutaneous Approach
- 0C7C3ZZ Dilation of Left Parotid Duct, Percutaneous Approach
- 0C7C7DZ Dilation of Left Parotid Duct with Intraluminal Device, Via Natural or Artificial Opening
- 0C7C7ZZ Dilation of Left Parotid Duct, Via Natural or Artificial Opening
- 0C7M7DZ Dilation of Pharynx with Intraluminal Device, Via Natural or Artificial Opening
- 0C7M7ZZ Dilation of Pharynx, Via Natural or Artificial Opening
- 0C7M8DZ Dilation of Pharynx with Intraluminal Device, Via Natural or Artificial Opening Endoscopic
- 0C7M8ZZ Dilation of Pharynx, Via Natural or Artificial Opening Endoscopic
- 0C7S0DZ Dilation of Larynx with Intraluminal Device, Open Approach
- 0C7S0ZZ Dilation of Larynx, Open Approach
- 0C7S3DZ Dilation of Larynx with Intraluminal Device, Percutaneous Approach
- 0C7S3ZZ Dilation of Larynx, Percutaneous Approach
- 0C7S4DZ Dilation of Larynx with Intraluminal Device, Percutaneous Endoscopic Approach
- 0C7S4ZZ Dilation of Larynx, Percutaneous Endoscopic Approach
- 0C7S7DZ Dilation of Larynx with Intraluminal Device, Via Natural or Artificial Opening
- 0C7S7ZZ Dilation of Larynx, Via Natural or Artificial Opening
- 0C7S8DZ Dilation of Larynx with Intraluminal Device, Via Natural or Artificial Opening Endoscopic
- 0C7S8ZZ Dilation of Larynx, Via Natural or Artificial Opening Endoscopic
About the 0C7 Code Range
The ICD-10-PCS root operation Dilation (0C7) involves expanding an orifice or lumen of the Mouth and Throat body system to improve passage. This procedure increases the diameter or patency of a passage without removing tissue.
Within the Medical and Surgical section, dilation can target specific body parts such as the Right and Left Parotid Ducts, Pharynx, and Larynx. The codes show a range of approaches, including Open, Percutaneous, and Via Natural or Artificial Opening, with or without the use of an Intraluminal Device. For example, code 0C7B0DZ describes dilation of the right parotid duct using an intraluminal device by an open approach, whereas 0C7M8ZZ refers to dilation of the pharynx via natural or artificial opening endoscopically. These detailed codes enable precise documentation of the dilation procedure tailored to the site, method, and tools used, essential for accurate procedural coding and clinical communication.
Questions About This Page
How many billable codes are in the 0C7 range?
Of the 27 codes in this range, 26 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 0C7 range classify?
The range classifies Dilation procedures, expanding an orifice or the lumen of a tubular body part, performed on the 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.
