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B421YZZ

B421YZZ — Computerized Tomography (CT Scan) of Celiac Artery using Other Contrast

Billable / specific codeICD-10-PCS

CMS abbreviated title: CT Scan of Celiac Art using Oth Contrast

How B421YZZ is built

Every ICD-10-PCS code is seven independent character positions. Each one is a separate decision, and the meaning of a character depends on the positions before it.

  1. BSectionImaging — What family of procedure this is
  2. 4Body systemWhich system it acts on
  3. 2Root operationThe objective — the verb of the procedure
  4. 1Body partThe specific site
  5. YApproachHow the site was reached
  6. ZDeviceWhat was left in place, if anything
  7. ZQualifierA further distinction where one applies

Codes near B421YZZ

In CMS’s own ordering, which groups codes that differ by only the last character or two — usually the approach, device or qualifier.

  • B4200ZZComputerized Tomography (CT Scan) of Abdominal Aorta using High Osmolar Contrast
  • B4201ZZComputerized Tomography (CT Scan) of Abdominal Aorta using Low Osmolar Contrast
  • B420YZZComputerized Tomography (CT Scan) of Abdominal Aorta using Other Contrast
  • B420Z2ZComputerized Tomography (CT Scan) of Abdominal Aorta using Intravascular Optical Coherence
  • B420ZZZComputerized Tomography (CT Scan) of Abdominal Aorta
  • B4210ZZComputerized Tomography (CT Scan) of Celiac Artery using High Osmolar Contrast
  • B4211ZZComputerized Tomography (CT Scan) of Celiac Artery using Low Osmolar Contrast
  • B421YZZComputerized Tomography (CT Scan) of Celiac Artery using Other Contrast
  • B421Z2ZComputerized Tomography (CT Scan) of Celiac Artery using Intravascular Optical Coherence
  • B421ZZZComputerized Tomography (CT Scan) of Celiac Artery
  • B4240ZZComputerized Tomography (CT Scan) of Superior Mesenteric Artery using High Osmolar Contrast
  • B4241ZZComputerized Tomography (CT Scan) of Superior Mesenteric Artery using Low Osmolar Contrast
  • B424YZZComputerized Tomography (CT Scan) of Superior Mesenteric Artery using Other Contrast
  • B424Z2ZComputerized Tomography (CT Scan) of Superior Mesenteric Artery using Intravascular Optical Coherence
  • B424ZZZComputerized Tomography (CT Scan) of Superior Mesenteric Artery
  • B4280ZZComputerized Tomography (CT Scan) of Bilateral Renal Arteries using High Osmolar Contrast
ICD-10-PCSFY2026