DHY4FZZ is a billable ICD-10-PCS procedure code for Plaque Radiation of Arm Skin. 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 | H | Skin |
| 3 | Modality | Y | Other Radiation |
| 4 | TreatmentSite | 4 | Skin, Arm |
| 5 | ModalityQualifier | F | Plaque Radiation |
| 6 | Isotope | Z | None |
| 7 | Qualifier | Z | None |
Convert to ICD-9-PCS
Closest ICD-9-PCS equivalents for DHY4FZZ under the General Equivalence Mappings.
Similar Procedure Codes
Questions About DHY4FZZ
Is DHY4FZZ a billable code?
Yes. DHY4FZZ is a complete seven-character ICD-10-PCS code, specific enough to report Plaque Radiation of Arm Skin on inpatient claims from October 1, 2025 through September 30, 2026.
What do the characters in DHY4FZZ mean?
DHY4FZZ breaks down character by character: the 1st character D is the Section (Radiation Therapy); the 2nd character H is the Body System (Skin); the 3rd character Y is the Modality (Other Radiation); the 4th character 4 is the TreatmentSite (Skin, Arm); the 5th character F is the ModalityQualifier (Plaque 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 DHY4FZZ?
Under the General Equivalence Mappings, Plaque Radiation of Arm Skin crosswalks to ICD-9-PCS 92.29. The mapping is approximate, so confirm it fits the documentation.
