5A05221 ICD-10-PCS Code: Extracorporeal Hyperbaric Oxygenation, Continuous
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.
| Position | Value | Meaning |
|---|---|---|
| 1 | Section5 | Extracorporeal or Systemic Assistance and Performance |
| 2 | Body SystemA | Physiological Systems |
| 3 | Root Operation0 | Assistance Taking over a portion of a physiological function by extracorporeal means |
| 4 | Body System5 | Circulatory |
| 5 | Duration2 | Continuous |
| 6 | Function2 | Oxygenation |
| 7 | Qualifier1 | Hyperbaric |
Related Codes
Same operation — other Duration
Same table and root operation, differing only in the duration character.
5A05121 — Extracorporeal Hyperbaric Oxygenation, Intermittent
Contextual Map
Every relationship of 5A05221 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
- 5A0[PCS table]— CMS ICD-10-PCS tables
- Extracorporeal or Systemic Assistance and Performance — Section: Extracorporeal or Systemic Assistance and Performance[Section]: “Extracorporeal or Systemic Assistance and Performance”— CMS ICD-10-PCS tables
- Physiological Systems — Body System: Physiological Systems[Body System]: “Physiological Systems”— CMS ICD-10-PCS tables
- Assistance — Operation: Assistance[Operation]: “Assistance”— CMS ICD-10-PCS tables
Clinical classification (CCSR)
- ESA011 — Hyperbaric oxygen therapy[CCSR category]: “Hyperbaric oxygen therapy — Extracorporeal or Systemic Assistance and Performance”— AHRQ CCSR for ICD-10-PCS Procedures (HCUP) · v2026.1
Nearest codes
- 5A05121 — Extracorporeal Hyperbaric Oxygenation, Intermittent[One axis away]— CMS ICD-10-PCS tables
Change history
No changes recorded for this code. This ledger tracks additions, deletions and description changes from FY2016 onward. Note changes are not tracked.
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