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Inpatient Procedure Code

099X7ZZ ICD-10-PCS Code: Drainage of Left Sphenoid Sinus, Via Natural or Artificial Opening

Drainage of Left Sphenoid Sinus, Via Opening

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Axis Breakdown

Every ICD-10-PCS code is exactly seven characters, one per axis. Each character's meaning is defined by its position in the code.

PositionValueMeaning
1
Section0

Medical and Surgical

2
Body System9

Ear, Nose, Sinus

3
Root Operation9

Drainage

Taking or letting out fluids and/or gases from a body part

4
Body PartX

Sphenoid Sinus, Left

5
Approach7

Via Natural or Artificial Opening

6
DeviceZ

No Device

7
QualifierZ

No Qualifier

Related Codes

Same operation — other Body Part

Same table and root operation, differing only in the body part character.

099P7ZZ — Drainage of Accessory Sinus, Via Natural or Artificial Opening, 099Q7ZZ — Drainage of Right Maxillary Sinus, Via Natural or Artificial Opening, 099R7ZZ — Drainage of Left Maxillary Sinus, Via Natural or Artificial Opening, 099S7ZZ — Drainage of Right Frontal Sinus, Via Natural or Artificial Opening, 099T7ZZ — Drainage of Left Frontal Sinus, Via Natural or Artificial Opening, 099U7ZZ — Drainage of Right Ethmoid Sinus, Via Natural or Artificial Opening, 099V7ZZ — Drainage of Left Ethmoid Sinus, Via Natural or Artificial Opening, 099W7ZZ — Drainage of Right Sphenoid Sinus, Via Natural or Artificial Opening, +18 more

Same operation — other Approach

Same table and root operation, differing only in the approach character.

099X0ZZ — Drainage of Left Sphenoid Sinus, Open Approach, 099X3ZZ — Drainage of Left Sphenoid Sinus, Percutaneous Approach, 099X4ZZ — Drainage of Left Sphenoid Sinus, Percutaneous Endoscopic Approach, 099X8ZZ — Drainage of Left Sphenoid Sinus, Via Natural or Artificial Opening Endoscopic

Same operation — other Device

Same table and root operation, differing only in the device character.

099X70Z — Drainage of Left Sphenoid Sinus with Drainage Device, Via Natural or Artificial Opening

Same operation — other Qualifier

Same table and root operation, differing only in the qualifier character.

099X7ZX — Drainage of Left Sphenoid Sinus, Via Natural or Artificial Opening, Diagnostic

Same procedure category (CCSR), other tables

AHRQ's Clinical Classifications Software Refined groups these ICD-10-PCS procedures with this one under ENT drainage (excluding myringotomy) (Ear, Nose, and Throat Procedures); listed here are the members in other PCS tables. Source: Clinical Classifications Software Refined (CCSR), Healthcare Cost and Utilization Project (HCUP), Agency for Healthcare Research and Quality, November 2025.

092HX0Z — Change Drainage Device in Right Ear, External Approach, 092JX0Z — Change Drainage Device in Left Ear, External Approach, 092KX0Z — Change Drainage Device in Nasal Mucosa and Soft Tissue, External Approach, 092YX0Z — Change Drainage Device in Sinus, External Approach, 09PH00Z — Removal of Drainage Device from Right Ear, Open Approach, 09PH30Z — Removal of Drainage Device from Right Ear, Percutaneous Approach, 09PH40Z — Removal of Drainage Device from Right Ear, Percutaneous Endoscopic Approach, 09PH70Z — Removal of Drainage Device from Right Ear, Via Natural or Artificial Opening, 09PH80Z — Removal of Drainage Device from Right Ear, Via Natural or Artificial Opening Endoscopic, 09PHX0Z — Removal of Drainage Device from Right Ear, External Approach, 09PJ00Z — Removal of Drainage Device from Left Ear, Open Approach, 09PJ30Z — Removal of Drainage Device from Left Ear, Percutaneous Approach, 09PJ40Z — Removal of Drainage Device from Left Ear, Percutaneous Endoscopic Approach, 09PJ70Z — Removal of Drainage Device from Left Ear, Via Natural or Artificial Opening, 09PJ80Z — Removal of Drainage Device from Left Ear, Via Natural or Artificial Opening Endoscopic, 09PJX0Z — Removal of Drainage Device from Left Ear, External Approach, 09PK00Z — Removal of Drainage Device from Nasal Mucosa and Soft Tissue, Open Approach, 09PK30Z — Removal of Drainage Device from Nasal Mucosa and Soft Tissue, Percutaneous Approach, 09PK40Z — Removal of Drainage Device from Nasal Mucosa and Soft Tissue, Percutaneous Endoscopic Approach, 09PK70Z — Removal of Drainage Device from Nasal Mucosa and Soft Tissue, Via Natural or Artificial Opening, +299 more

Contextual Map

Every relationship of 099X7ZZ in one view: hierarchy, official tabular instructions in both directions, clinical classification, risk adjustment, MS-DRG participation, index terms and change history — each edge carrying the CMS source it derives from.

PCS table

Clinical classification (CCSR)

Nearest codes

Change history

Change history

  • FY2018 — October 1, 2017
    Added to the code set
    Drainage of Left Sphenoid Sinus, Via Natural or Artificial Opening
    FY2018 changes

Read from: CMS ICD-10-PCS code tables, index and definitions — FY2027; CMS MS-DRG Definitions Manual (incl. Appendix B diagnosis index, Appendix C CC/MCC list, Appendix E procedure index) and IPPS Final Rule tables — v44; AHRQ HCUP Clinical Classifications Software Refined for ICD-10-PCS Procedures (hcup-us.ahrq.gov/toolssoftware/ccsr/PRCCSR_v2026-1.zip) — v2026.1. All data sources · How to read the labels · How MedCoder verifies its implementation

Current data releases:ICD-10-CM FY2027 · ICD-10-PCS FY2027 · HCPCS October 2026 · MS-DRG v44 · Medicare Code Editor v44.0 · NCCI PTP Q4 2026 · MUE Q4 2026 · NCD code lists 2026-01 · LCD export September 28, 2026 · All releases and sources