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Inpatient Procedure Code

DDY28ZZ ICD-10-PCS Code: Hyperthermia of Duodenum

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.

PositionValueMeaning
1
SectionD

Radiation Therapy

2
Body SystemD

Gastrointestinal System

3
ModalityY

Other Radiation

4
Treatment Site2

Duodenum

5
Modality Qualifier8

Hyperthermia

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.

DDY08ZZ — Hyperthermia of Esophagus, DDY18ZZ — Hyperthermia of Stomach, DDY38ZZ — Hyperthermia of Jejunum, DDY48ZZ — Hyperthermia of Ileum, DDY58ZZ — Hyperthermia of Colon, DDY78ZZ — Hyperthermia of Rectum

Same operation — other Modality Qualifier

Same table and root operation, differing only in the modality qualifier character.

DDY27ZZ — Contact Radiation of Duodenum, DDY2CZZ — Intraoperative Radiation Therapy (IORT) of Duodenum, DDY2FZZ — Plaque Radiation of Duodenum

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.

DBY5FZZ — Plaque Radiation of Pleura, DBY67ZZ — Contact Radiation of Mediastinum, DBY68ZZ — Hyperthermia of Mediastinum, DBY6FZZ — Plaque Radiation of Mediastinum, DBY77ZZ — Contact Radiation of Chest Wall, DBY78ZZ — Hyperthermia of Chest Wall, DBY7FZZ — Plaque Radiation of Chest Wall, DBY87ZZ — Contact Radiation of Diaphragm, DBY88ZZ — Hyperthermia of Diaphragm, DBY8FZZ — Plaque Radiation of Diaphragm, DFY07ZZ — Contact Radiation of Liver, DFY08ZZ — Hyperthermia of Liver, DFY0CZZ — Intraoperative Radiation Therapy (IORT) of Liver, DFY0FZZ — Plaque Radiation of Liver, DFY17ZZ — Contact Radiation of Gallbladder, DFY18ZZ — Hyperthermia of Gallbladder, DFY1CZZ — Intraoperative Radiation Therapy (IORT) of Gallbladder, DFY1FZZ — Plaque Radiation of Gallbladder, DFY27ZZ — Contact Radiation of Bile Ducts, DFY28ZZ — Hyperthermia of Bile Ducts, +287 more

Contextual Map

Every relationship of DDY28ZZ 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

Clinical classification (CCSR)

Nearest codes

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