DFY1CZZ ICD-10-PCS Code: Intraoperative Radiation Therapy (IORT) of Gallbladder
Axis Breakdown
Every ICD-10-PCS code is exactly seven characters, one per axis. Each character's meaning is defined by its position in the code.
| Position | Value | Meaning |
|---|---|---|
| 1 | SectionD | Radiation Therapy |
| 2 | Body SystemF | Hepatobiliary System and Pancreas |
| 3 | ModalityY | Other Radiation |
| 4 | Treatment Site1 | Gallbladder |
| 5 | Modality QualifierC | Intraoperative Radiation Therapy (IORT) |
| 6 | IsotopeZ | None |
| 7 | QualifierZ | None |
Related Codes
Same operation — other Treatment Site
Same table and root operation, differing only in the treatment site character.
DFY0CZZ — Intraoperative Radiation Therapy (IORT) of Liver, DFY2CZZ — Intraoperative Radiation Therapy (IORT) of Bile Ducts, DFY3CZZ — Intraoperative Radiation Therapy (IORT) of Pancreas
Same operation — other Modality Qualifier
Same table and root operation, differing only in the modality qualifier character.
DFY17ZZ — Contact Radiation of Gallbladder, DFY18ZZ — Hyperthermia of Gallbladder, DFY1FZZ — Plaque Radiation of Gallbladder
Same procedure category (CCSR), other tables
AHRQ's Clinical Classifications Software Refined groups these ICD-10-PCS procedures with this one under Radiation therapy, NEC (Radiation Therapy); listed here are the members in other PCS tables. Source: Clinical Classifications Software Refined (CCSR), Healthcare Cost and Utilization Project (HCUP), Agency for Healthcare Research and Quality, November 2025.
DDY57ZZ — Contact Radiation of Colon, DDY58ZZ — Hyperthermia of Colon, DDY5CZZ — Intraoperative Radiation Therapy (IORT) of Colon, DDY5FZZ — Plaque Radiation of Colon, DDY77ZZ — Contact Radiation of Rectum, DDY78ZZ — Hyperthermia of Rectum, DDY7CZZ — Intraoperative Radiation Therapy (IORT) of Rectum, DDY7FZZ — Plaque Radiation of Rectum, DDY8CZZ — Intraoperative Radiation Therapy (IORT) of Anus, DDY8FZZ — Plaque Radiation of Anus, DGY07ZZ — Contact Radiation of Pituitary Gland, DGY08ZZ — Hyperthermia of Pituitary Gland, DGY0FZZ — Plaque Radiation of Pituitary Gland, DGY17ZZ — Contact Radiation of Pineal Body, DGY18ZZ — Hyperthermia of Pineal Body, DGY1FZZ — Plaque Radiation of Pineal Body, DGY27ZZ — Contact Radiation of Adrenal Glands, DGY28ZZ — Hyperthermia of Adrenal Glands, DGY2FZZ — Plaque Radiation of Adrenal Glands, DGY47ZZ — Contact Radiation of Parathyroid Glands, +300 more
Contextual Map
Every relationship of DFY1CZZ in one view: hierarchy, official tabular instructions in both directions, clinical classification, risk adjustment, MS-DRG participation, index terms and change history — each edge carrying the CMS source it derives from.
PCS table
- DFY[PCS table]— CMS ICD-10-PCS tables
- Radiation Therapy — Section: Radiation Therapy[Section]: “Radiation Therapy”— CMS ICD-10-PCS tables
- Hepatobiliary System and Pancreas — Body System: Hepatobiliary System and Pancreas[Body System]: “Hepatobiliary System and Pancreas”— CMS ICD-10-PCS tables
- Other Radiation — Operation: Other Radiation[Operation]: “Other Radiation”— CMS ICD-10-PCS tables
Clinical classification (CCSR)
- RAD004 — Radiation therapy, NEC[CCSR category]: “Radiation therapy, NEC — Radiation Therapy”— AHRQ CCSR for ICD-10-PCS Procedures (HCUP) · v2026.1
Nearest codes
- DFY0CZZ — Intraoperative Radiation Therapy (IORT) of Liver[One axis away]— CMS ICD-10-PCS tables
- DFY17ZZ — Contact Radiation of Gallbladder[One axis away]— CMS ICD-10-PCS tables
- DFY18ZZ — Hyperthermia of Gallbladder[One axis away]— CMS ICD-10-PCS tables
- DFY1FZZ — Plaque Radiation of Gallbladder[One axis away]— CMS ICD-10-PCS tables
- DFY2CZZ — Intraoperative Radiation Therapy (IORT) of Bile Ducts[One axis away]— CMS ICD-10-PCS tables
- DFY3CZZ — Intraoperative Radiation Therapy (IORT) of Pancreas[One axis away]— CMS ICD-10-PCS tables
Change history
No changes recorded for this code. This ledger tracks additions, deletions and description changes from FY2026 (April) onward. Note changes are not tracked.
Read from: CMS ICD-10-PCS code tables, index and definitions — FY2026 (April); CMS MS-DRG Definitions Manual (incl. Appendix B diagnosis index, Appendix C CC/MCC list, Appendix E procedure index) and IPPS Final Rule tables — v43; AHRQ HCUP Clinical Classifications Software Refined for ICD-10-PCS Procedures (hcup-us.ahrq.gov/toolssoftware/ccsr/PRCCSR_v2026-1.zip) — v2026.1. All data sources · How to read the labels