C2561ZZNonimaging Nuclear Medicine Probe of Right and Left Heart using Technetium 99m (Tc-99m)
- Billable / Specific Code
C2561ZZ is a billable ICD-10-PCS procedure code for Nonimaging Nuclear Medicine Probe of Right and Left Heart using Technetium 99m (Tc-99m). It is valid on HIPAA claims for fiscal year 2026 (October 1, 2025 through September 30, 2026). The root operation Nonimaging Nuclear Medicine Probe involves introduction of radioactive materials into the body for the study of distribution and fate of certain substances by the detection of radioactive emissions; or, alternatively, measurement of absorption of radioactive emissions from an external source. In AHRQ's Clinical Classifications Software (CCSR), this procedure falls under Radionuclide therapy and non-imaging procedures.
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 | C | Nuclear Medicine |
| 2 | Body System | 2 | Heart |
| 3 | Type | 5 | Nonimaging Nuclear Medicine Probe |
| 4 | BodyPart | 6 | Heart, Right and Left |
| 5 | Radionuclide | 1 | Technetium 99m (Tc-99m) |
| 6 | Qualifier | Z | None |
| 7 | Qualifier | Z | None |
In the ICD-10-PCS Alphabetic Index
These FY 2026 ICD-10-PCS Alphabetic Index entries lead to C2561ZZ:
Clinical Classification (CCSR)
AHRQ groups C2561ZZ into these clinical categories.
Convert to ICD-9-PCS
Closest ICD-9-PCS equivalents for C2561ZZ under the General Equivalence Mappings.
Similar Procedure Codes
Questions About C2561ZZ
Is C2561ZZ a billable code?
Yes. C2561ZZ is a complete seven-character ICD-10-PCS code, specific enough to report Nonimaging Nuclear Medicine Probe of Right and Left Heart using Technetium 99m (Tc-99m) on inpatient claims from October 1, 2025 through September 30, 2026.
What do the characters in C2561ZZ mean?
C2561ZZ breaks down character by character: the 1st character C is the Section (Nuclear Medicine); the 2nd character 2 is the Body System (Heart); the 3rd character 5 is the Type (Nonimaging Nuclear Medicine Probe); the 4th character 6 is the BodyPart (Heart, Right and Left); the 5th character 1 is the Radionuclide (Technetium 99m (Tc-99m)); the 6th character Z is the Qualifier (None); the 7th character Z is the Qualifier (None).
What is the ICD-9-PCS equivalent of C2561ZZ?
Under the General Equivalence Mappings, Nonimaging Nuclear Medicine Probe of Right and Left Heart using Technetium 99m (Tc-99m) crosswalks to ICD-9-PCS 92.05. The mapping is approximate, so confirm it fits the documentation.
