MCMedicalCodingSoftware
CT631ZZ

CT631ZZNonimaging Nuclear Medicine Assay of Kidneys, Ureters and Bladder using Technetium 99m (Tc-99m)

Billable / specific codeICD-10-PCS

CMS abbreviated title: Nonimag Nucl Med Assay of KUB using Technetium 99m

How CT631ZZ 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. 6Root 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 CT631ZZ

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

  • 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
  • CT6YYZZNonimaging Nuclear Medicine Assay of Urinary System using Other Radionuclide
  • CV191ZZPlanar Nuclear Medicine Imaging of Bilateral Testicles using Technetium 99m (Tc-99m)
  • CV19YZZPlanar Nuclear Medicine Imaging of Bilateral Testicles using Other Radionuclide
ICD-10-PCSFY2026