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B42F1ZZ

B42F1ZZ — Computerized Tomography (CT Scan) of Right Lower Extremity Arteries using Low Osmolar Contrast

Billable / specific codeICD-10-PCS

CMS abbreviated title: CT Scan of R Low Extrem Art using L Osm Contrast

How B42F1ZZ 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. FBody partThe specific site
  5. 1ApproachHow the site was reached
  6. ZDeviceWhat was left in place, if anything
  7. ZQualifierA further distinction where one applies

Codes near B42F1ZZ

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

  • B428Z2ZComputerized Tomography (CT Scan) of Bilateral Renal Arteries using Intravascular Optical Coherence
  • B428ZZZComputerized Tomography (CT Scan) of Bilateral Renal Arteries
  • B42C0ZZComputerized Tomography (CT Scan) of Pelvic Arteries using High Osmolar Contrast
  • B42C1ZZComputerized Tomography (CT Scan) of Pelvic Arteries using Low Osmolar Contrast
  • B42CYZZComputerized Tomography (CT Scan) of Pelvic Arteries using Other Contrast
  • B42CZ2ZComputerized Tomography (CT Scan) of Pelvic Arteries using Intravascular Optical Coherence
  • B42CZZZComputerized Tomography (CT Scan) of Pelvic Arteries
  • B42F0ZZComputerized Tomography (CT Scan) of Right Lower Extremity Arteries using High Osmolar Contrast
  • B42F1ZZComputerized Tomography (CT Scan) of Right Lower Extremity Arteries using Low Osmolar Contrast
  • B42FYZZComputerized Tomography (CT Scan) of Right Lower Extremity Arteries using Other Contrast
  • B42FZ2ZComputerized Tomography (CT Scan) of Right Lower Extremity Arteries using Intravascular Optical Coherence
  • B42FZZZComputerized Tomography (CT Scan) of Right Lower Extremity Arteries
  • B42G0ZZComputerized Tomography (CT Scan) of Left Lower Extremity Arteries using High Osmolar Contrast
  • B42G1ZZComputerized Tomography (CT Scan) of Left Lower Extremity Arteries using Low Osmolar Contrast
  • B42GYZZComputerized Tomography (CT Scan) of Left Lower Extremity Arteries using Other Contrast
  • B42GZ2ZComputerized Tomography (CT Scan) of Left Lower Extremity Arteries using Intravascular Optical Coherence
  • B42GZZZComputerized Tomography (CT Scan) of Left Lower Extremity Arteries
ICD-10-PCSFY2026