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D91B98Z

D91B98Z — High Dose Rate (HDR) Brachytherapy of Larynx using Iridium 192 (Ir-192)

Billable / specific codeICD-10-PCS

CMS abbreviated title: HDR Brachytherapy of Larynx using Iridium 192

How D91B98Z 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. 9Body systemWhich system it acts on
  3. 1Root operationThe objective — the verb of the procedure
  4. BBody partThe specific site
  5. 9ApproachHow the site was reached
  6. 8DeviceWhat was left in place, if anything
  7. ZQualifierA further distinction where one applies

Codes near D91B98Z

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

  • D919B7ZLow Dose Rate (LDR) Brachytherapy of Soft Palate using Cesium 137 (Cs-137)
  • D919B8ZLow Dose Rate (LDR) Brachytherapy of Soft Palate using Iridium 192 (Ir-192)
  • D919B9ZLow Dose Rate (LDR) Brachytherapy of Soft Palate using Iodine 125 (I-125)
  • D919BB1Low Dose Rate (LDR) Brachytherapy of Soft Palate using Palladium 103 (Pd-103), Unidirectional Source
  • D919BBZLow Dose Rate (LDR) Brachytherapy of Soft Palate using Palladium 103 (Pd-103)
  • D919BCZLow Dose Rate (LDR) Brachytherapy of Soft Palate using Californium 252 (Cf-252)
  • D919BYZLow Dose Rate (LDR) Brachytherapy of Soft Palate using Other Isotope
  • D91B97ZHigh Dose Rate (HDR) Brachytherapy of Larynx using Cesium 137 (Cs-137)
  • D91B98ZHigh Dose Rate (HDR) Brachytherapy of Larynx using Iridium 192 (Ir-192)
  • D91B99ZHigh Dose Rate (HDR) Brachytherapy of Larynx using Iodine 125 (I-125)
  • D91B9BZHigh Dose Rate (HDR) Brachytherapy of Larynx using Palladium 103 (Pd-103)
  • D91B9CZHigh Dose Rate (HDR) Brachytherapy of Larynx using Californium 252 (Cf-252)
  • D91B9YZHigh Dose Rate (HDR) Brachytherapy of Larynx using Other Isotope
  • D91BB6ZLow Dose Rate (LDR) Brachytherapy of Larynx using Cesium 131 (Cs-131)
  • D91BB7ZLow Dose Rate (LDR) Brachytherapy of Larynx using Cesium 137 (Cs-137)
  • D91BB8ZLow Dose Rate (LDR) Brachytherapy of Larynx using Iridium 192 (Ir-192)
  • D91BB9ZLow Dose Rate (LDR) Brachytherapy of Larynx using Iodine 125 (I-125)
ICD-10-PCSFY2026