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CT231ZZ

CT231ZZ — Tomographic (Tomo) Nuclear Medicine Imaging of Kidneys, Ureters and Bladder using Technetium 99m (Tc-99m)

Billable / specific codeICD-10-PCS

CMS abbreviated title: Tomo Nucl Med Imag of KUB using Technetium 99m

How CT231ZZ 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. CSectionNuclear Medicine — What family of procedure this is
  2. TBody systemWhich system it acts on
  3. 2Root operationThe objective — the verb of the procedure
  4. 3Body 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 CT231ZZ

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

  • CT131ZZPlanar Nuclear Medicine Imaging of Kidneys, Ureters and Bladder using Technetium 99m (Tc-99m)
  • CT13FZZPlanar Nuclear Medicine Imaging of Kidneys, Ureters and Bladder using Iodine 123 (I-123)
  • CT13GZZPlanar Nuclear Medicine Imaging of Kidneys, Ureters and Bladder using Iodine 131 (I-131)
  • CT13YZZPlanar Nuclear Medicine Imaging of Kidneys, Ureters and Bladder using Other Radionuclide
  • CT1H1ZZPlanar Nuclear Medicine Imaging of Bladder and Ureters using Technetium 99m (Tc-99m)
  • CT1HYZZPlanar Nuclear Medicine Imaging of Bladder and Ureters using Other Radionuclide
  • CT1YYZZPlanar Nuclear Medicine Imaging of Urinary System using Other Radionuclide
  • CT231ZZTomographic (Tomo) Nuclear Medicine Imaging of Kidneys, Ureters and Bladder using Technetium 99m (Tc-99m)
  • CT23YZZTomographic (Tomo) Nuclear Medicine Imaging of Kidneys, Ureters and Bladder using Other Radionuclide
  • CT2YYZZTomographic (Tomo) Nuclear Medicine Imaging of Urinary System using Other Radionuclide
  • CT631ZZNonimaging Nuclear Medicine Assay of Kidneys, Ureters and Bladder using Technetium 99m (Tc-99m)
  • CT63FZZNonimaging Nuclear Medicine Assay of Kidneys, Ureters and Bladder using Iodine 123 (I-123)
  • CT63GZZNonimaging Nuclear Medicine Assay of Kidneys, Ureters and Bladder using Iodine 131 (I-131)
  • CT63HZZNonimaging Nuclear Medicine Assay of Kidneys, Ureters and Bladder using Iodine 125 (I-125)
  • CT63YZZNonimaging Nuclear Medicine Assay of Kidneys, Ureters and Bladder using Other Radionuclide
ICD-10-PCSFY2026