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ICD 10 Code CG42FZZ

Nonimaging Nuclear Medicine Uptake of Thyroid Gland using Iodine 123 (I-123)
“Nonimag Nucl Med Uptake of Thyroid Gland using Iodine 123” for short

CG42FZZ is a valid billable ICD-10 procedure code for Nonimaging Nuclear Medicine Uptake of Thyroid Gland using Iodine 123 (I-123). It is found in the 2025 version of the ICD-10 Procedure Coding System (PCS) and can be used in all HIPAA-covered transactions from Oct 01, 2024 - Sep 30, 2025.

Nonimaging Nuclear Medicine Uptake involves:
Introduction of radioactive materials into the body for measurements of organ function, from the detection of radioactive emissions.

ICD-10-PCS code structure for CG42FZZ — See Table View

1: Section C Nuclear Medicine
2: Body System G Endocrine System
3: Root Operation 4 Nonimaging Nuclear Medicine Uptake
4: Body Part 2 Thyroid Gland
5: Approach F Iodine 123 (I-123)
6: Device Z None
7: Qualifier Z None

See also

  • The ICD-10-PCS Index of common procedure terms.
  • Nuclear Medicine terms in the ICD-10-PCS Definitions table. These definitions may also provide additional explanation and/or examples within this section.
  • The ICD-10-PCS Device Aggregation Table containing entries that correlate a specific ICD-10-PCS device value with a general device value to be used in tables containing only general device values.