DDY27ZZContact Radiation of Duodenum
- Billable / Specific Code
DDY27ZZ is a billable ICD-10-PCS procedure code for Contact Radiation of Duodenum. It is valid on HIPAA claims for fiscal year 2026 (October 1, 2025 through September 30, 2026).
Code Identity
PCS Table Breakdown
Each ICD-10-PCS code is built from seven characters, each an axis of the procedure. Hover or tap the icons for the official CMS definitions.
| Position | Designation | Value | Meaning |
|---|---|---|---|
| 1 | Section | D | Radiation Therapy |
| 2 | Body System | D | Gastrointestinal System |
| 3 | Modality | Y | Other Radiation |
| 4 | TreatmentSite | 2 | Duodenum |
| 5 | ModalityQualifier | 7 | Contact Radiation |
| 6 | Isotope | Z | None |
| 7 | Qualifier | Z | None |
Convert to ICD-9-PCS
Closest ICD-9-PCS equivalents for DDY27ZZ under the General Equivalence Mappings.
Similar Procedure Codes
Questions About DDY27ZZ
Is DDY27ZZ a billable code?
Yes. DDY27ZZ is a complete seven-character ICD-10-PCS code, specific enough to report Contact Radiation of Duodenum on inpatient claims from October 1, 2025 through September 30, 2026.
What do the characters in DDY27ZZ mean?
DDY27ZZ breaks down character by character: the 1st character D is the Section (Radiation Therapy); the 2nd character D is the Body System (Gastrointestinal System); the 3rd character Y is the Modality (Other Radiation); the 4th character 2 is the TreatmentSite (Duodenum); the 5th character 7 is the ModalityQualifier (Contact Radiation); the 6th character Z is the Isotope (None); the 7th character Z is the Qualifier (None).
What is the ICD-9-PCS equivalent of DDY27ZZ?
Under the General Equivalence Mappings, Contact Radiation of Duodenum crosswalks to ICD-9-PCS 92.21. The mapping is approximate, so confirm it fits the documentation.
