099570ZDrainage of Right Middle Ear with Drainage Device, Via Natural or Artificial Opening
- Billable / Specific Code
099570Z is a billable ICD-10-PCS procedure code for Drainage of Right Middle Ear with Drainage Device, Via Natural or Artificial Opening. It is valid on HIPAA claims for fiscal year 2026 (October 1, 2025 through September 30, 2026) and groups to MS-DRGs 143, 144, 145. The root operation Drainage involves taking or letting out fluids and/or gases from a body part.
Code Identity
PCS Table Breakdown
Each ICD-10-PCS code is built from seven characters, each an axis of the procedure. Hover or tap the icons for the official CMS definitions.
| Position | Designation | Value | Meaning |
|---|---|---|---|
| 1 | Section | 0 | Medical and Surgical |
| 2 | Body System | 9 | Ear, Nose, Sinus |
| 3 | Operation | 9 | Drainage |
| 4 | BodyPart | 5 | Middle Ear, Right |
| 5 | Approach | 7 | Via Natural or Artificial Opening |
| 6 | Device | 0 | Drainage Device |
| 7 | Qualifier | Z | No Qualifier |
Convert to ICD-9-PCS
Closest ICD-9-PCS equivalents for 099570Z under the General Equivalence Mappings.
Code History
- 099500Z — Drainage of Right Middle Ear with Drain Dev, Open Approach
Similar Procedure Codes
Questions About 099570Z
Is 099570Z a billable code?
Yes. 099570Z is a complete seven-character ICD-10-PCS code, specific enough to report Drainage of Right Middle Ear with Drainage Device, Via Natural or Artificial Opening on inpatient claims from October 1, 2025 through September 30, 2026.
What do the characters in 099570Z mean?
099570Z breaks down character by character: the 1st character 0 is the Section (Medical and Surgical); the 2nd character 9 is the Body System (Ear, Nose, Sinus); the 3rd character 9 is the Operation (Drainage); the 4th character 5 is the BodyPart (Middle Ear, Right); the 5th character 7 is the Approach (Via Natural or Artificial Opening); the 6th character 0 is the Device (Drainage Device); the 7th character Z is the Qualifier (No Qualifier).
What MS-DRG does 099570Z group to?
On an inpatient stay, Drainage of Right Middle Ear with Drainage Device, Via Natural or Artificial Opening maps to MS-DRGs 143, 144, 145, with relative weights from 1.2023 to 3.7466. The MS-DRG sets the fixed Medicare payment for the stay.
What is the ICD-9-PCS equivalent of 099570Z?
Under the General Equivalence Mappings, Drainage of Right Middle Ear with Drainage Device, Via Natural or Artificial Opening crosswalks to ICD-9-PCS 20.01. The mapping is approximate, so confirm it fits the documentation.
