09977ZXDrainage of Right Tympanic Membrane, Via Natural or Artificial Opening, Diagnostic

  • Billable / Specific Code
ICD-10-PCS 09977ZX
CMS Source: FY 2027 ICD-10-PCS dataset. Effective Oct 1, 2026 – Sep 30, 2027.FacebookXLinkedInPrint

09977ZX is a billable ICD-10-PCS procedure code for Drainage of Right Tympanic Membrane, Via Natural or Artificial Opening, Diagnostic. It is valid on HIPAA claims for fiscal year 2027 (October 1, 2026 through September 30, 2027). The root operation Drainage involves taking or letting out fluids and/or gases from a body part. In AHRQ's Clinical Classifications Software (CCSR), this procedure falls under ENT diagnostic procedures (non-endoscopic).

Code Identity

ICD-10-PCS Code
09977ZX
Billable Status
Yes — Valid for Submission
Code Describes
Drainage of Right Tympanic Membrane, Via Natural or Artificial Opening, Diagnostic
Short Description
Drainage of Right Tympanic Membrane, Via Opening, Diagn
Parent Code

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.

PositionDesignationValueMeaning
1Section0Medical and Surgical
2Body System9Ear, Nose, Sinus
3Operation9Drainage
4BodyPart7Tympanic Membrane, Right
5Approach7Via Natural or Artificial Opening
6DeviceZNo Device
7QualifierXDiagnostic

In the ICD-10-PCS Alphabetic Index

These FY 2027 ICD-10-PCS Alphabetic Index entries lead to this code:

Anatomy or device term that leads here
Anatomy or device term that leads here
Anatomy or device term that leads here
Drainage, Tympanic Membrane, Right
Leads to this code's table

To code drainage of the right tympanic membrane, open the FY 2027 ICD-10-PCS Alphabetic Index at Drainage, then the subterms Tympanic Membrane, Right. The index leads to table 099, where the approach, device and qualifier values shown in the breakdown above complete the seven-character code 09977ZX.

Browse the full ICD-10-PCS Alphabetic Index →

Clinical Classification (CCSR)

AHRQ groups this procedure code into these clinical categories.

ENT003
ENT diagnostic procedures (non-endoscopic)
Clinical domain: Ear, Nose, and Throat Procedures

Convert to ICD-9-PCS

Closest ICD-9-PCS equivalents for this code under the General Equivalence Mappings.

20.32
Biopsy of middle and inner ear
Approximate match.

Similar Procedure Codes

Questions About 09977ZX

Is 09977ZX a billable code?

Yes. This is a complete seven-character ICD-10-PCS code, specific enough to report Drainage of Right Tympanic Membrane, Via Natural or Artificial Opening, Diagnostic on inpatient claims from October 1, 2026 through September 30, 2027.

What do the characters in 09977ZX mean?

The code 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 7 is the BodyPart (Tympanic Membrane, Right); the 5th character 7 is the Approach (Via Natural or Artificial Opening); the 6th character Z is the Device (No Device); the 7th character X is the Qualifier (Diagnostic).

What is the ICD-9-PCS equivalent of 09977ZX?

Under the General Equivalence Mappings, Drainage of Right Tympanic Membrane, Via Natural or Artificial Opening, Diagnostic crosswalks to ICD-9-PCS 20.32 (Biopsy of middle and inner ear). The mapping is approximate, so confirm it fits the documentation.