099870ZDrainage of Left Tympanic Membrane with Drainage Device, Via Natural or Artificial Opening
- Billable / Specific Code
099870Z is a billable ICD-10-PCS procedure code for Drainage of Left Tympanic Membrane 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 | 8 | Tympanic Membrane, Left |
| 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 099870Z under the General Equivalence Mappings.
Similar Procedure Codes
Questions About 099870Z
Is 099870Z a billable code?
Yes. 099870Z is a complete seven-character ICD-10-PCS code, specific enough to report Drainage of Left Tympanic Membrane with Drainage Device, Via Natural or Artificial Opening on inpatient claims from October 1, 2025 through September 30, 2026.
What do the characters in 099870Z mean?
099870Z 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 8 is the BodyPart (Tympanic Membrane, Left); 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 099870Z group to?
On an inpatient stay, Drainage of Left Tympanic Membrane 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 099870Z?
Under the General Equivalence Mappings, Drainage of Left Tympanic Membrane 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.
