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Inpatient Procedure Code

3E0DX7Z ICD-10-PCS Code: Introduction of Electrolytic and Water Balance Substance into Mouth and Pharynx, External Approach

Introduce Electrol/Water Bal in Mouth/Phar, Extern

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
Section3

Administration

2
Body SystemE

Physiological Systems and Anatomical Regions

3
Root Operation0

Introduction

Putting in or on a therapeutic, diagnostic, nutritional, physiological, or prophylactic substance except blood or blood products

4
Body System / RegionD

Mouth and Pharynx

5
ApproachX

External

6
Substance7

Electrolytic and Water Balance Substance

7
QualifierZ

No Qualifier

Related Codes

Same operation — other Approach

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

3E0D37Z — Introduction of Electrolytic and Water Balance Substance into Mouth and Pharynx, Percutaneous Approach, 3E0D77Z — Introduction of Electrolytic and Water Balance Substance into Mouth and Pharynx, Via Natural or Artificial Opening

Same operation — other Substance

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

3E0DX3Z — Introduction of Anti-inflammatory into Mouth and Pharynx, External Approach, 3E0DX4Z — Introduction of Serum, Toxoid and Vaccine into Mouth and Pharynx, External Approach, 3E0DX6Z — Introduction of Nutritional Substance into Mouth and Pharynx, External Approach, 3E0DXBZ — Introduction of Anesthetic Agent into Mouth and Pharynx, External Approach, 3E0DXHZ — Introduction of Radioactive Substance into Mouth and Pharynx, External Approach, 3E0DXKZ — Introduction of Other Diagnostic Substance into Mouth and Pharynx, External Approach, 3E0DXNZ — Introduction of Analgesics, Hypnotics, Sedatives into Mouth and Pharynx, External Approach, 3E0DXRZ — Introduction of Antiarrhythmic into Mouth and Pharynx, External Approach, +1 more

Contextual Map

Every relationship of 3E0DX7Z 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

No changes recorded for this code. This ledger tracks additions, deletions and description changes from FY2026 (April) onward. Note changes are not tracked.

Read from: CMS ICD-10-PCS code tables, index and definitions — FY2026 (April); CMS MS-DRG Definitions Manual (incl. Appendix B diagnosis index, Appendix C CC/MCC list, Appendix E procedure index) and IPPS Final Rule tables — v43; 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