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DD17B9Z

DD17B9Z — Low Dose Rate (LDR) Brachytherapy of Rectum using Iodine 125 (I-125)

Billable / specific codeICD-10-PCS

CMS abbreviated title: Low Dose Rate (LDR) Brachytherapy of Rectum using Iodine 125

How DD17B9Z 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. DSectionRadiation Therapy — What family of procedure this is
  2. DBody systemWhich system it acts on
  3. 1Root operationThe objective — the verb of the procedure
  4. 7Body partThe specific site
  5. BApproachHow the site was reached
  6. 9DeviceWhat was left in place, if anything
  7. ZQualifierA further distinction where one applies

Codes near DD17B9Z

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

  • DD1798ZHigh Dose Rate (HDR) Brachytherapy of Rectum using Iridium 192 (Ir-192)
  • DD1799ZHigh Dose Rate (HDR) Brachytherapy of Rectum using Iodine 125 (I-125)
  • DD179BZHigh Dose Rate (HDR) Brachytherapy of Rectum using Palladium 103 (Pd-103)
  • DD179CZHigh Dose Rate (HDR) Brachytherapy of Rectum using Californium 252 (Cf-252)
  • DD179YZHigh Dose Rate (HDR) Brachytherapy of Rectum using Other Isotope
  • DD17B6ZLow Dose Rate (LDR) Brachytherapy of Rectum using Cesium 131 (Cs-131)
  • DD17B7ZLow Dose Rate (LDR) Brachytherapy of Rectum using Cesium 137 (Cs-137)
  • DD17B8ZLow Dose Rate (LDR) Brachytherapy of Rectum using Iridium 192 (Ir-192)
  • DD17B9ZLow Dose Rate (LDR) Brachytherapy of Rectum using Iodine 125 (I-125)
  • DD17BB1Low Dose Rate (LDR) Brachytherapy of Rectum using Palladium 103 (Pd-103), Unidirectional Source
  • DD17BBZLow Dose Rate (LDR) Brachytherapy of Rectum using Palladium 103 (Pd-103)
  • DD17BCZLow Dose Rate (LDR) Brachytherapy of Rectum using Californium 252 (Cf-252)
  • DD17BYZLow Dose Rate (LDR) Brachytherapy of Rectum using Other Isotope
  • DD20DZZStereotactic Other Photon Radiosurgery of Esophagus
  • DD20HZZStereotactic Particulate Radiosurgery of Esophagus
  • DD20JZZStereotactic Gamma Beam Radiosurgery of Esophagus
ICD-10-PCSFY2026