79300 Nuclr prescription interstit colloid
Also known as: interstitial nuclear therapy, colloid radiotherapy
Nuclear medicine therapeutic treatment with radiopharmaceutical administered interstitially or as colloid injection for localized therapeutic effect.
In Plain Language
radioactive treatment injected into tissue; localized nuclear injection therapy
Clinical Context
Direct interstitial or intratissue injection of therapeutic radiopharmaceuticals for localized malignancy treatment or inflammatory conditions.
RVU Breakdown
| Work RVU | 1.60 |
| Total RVU | 1.60 |
Est. Medicare Payment
National estimate based on 2026 CMS PFS Conversion Factor ($33.40). Actual payment varies by locality (GPCI adjustment).
Billing & Documentation
Radiology codes require a written order, clinical indication, and a formal interpretation report. The professional component (modifier -26) and technical component (modifier -TC) may be billed separately.
How This Code Compares
With a work RVU of 1.60, this code ranks in the 80th percentile among Radiology codes — 2.0x the median (0.81). The highest wRVU in this category is 11.57.
Specialties
Frequently Asked Questions
What is CPT code 79300?
CPT 79300 (Nuclr prescription interstit colloid) is a Radiology code. Nuclear medicine therapeutic treatment with radiopharmaceutical administered interstitially or as colloid injection for localized therapeutic effect.
Who uses CPT code 79300?
CPT 79300 is used by Nuclear Medicine, Oncology, Surgery. Direct interstitial or intratissue injection of therapeutic radiopharmaceuticals for localized malignancy treatment or inflammatory conditions.
When is CPT 79300 used?
Direct interstitial or intratissue injection of therapeutic radiopharmaceuticals for localized malignancy treatment or inflammatory conditions.
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CPT® is a registered trademark of the American Medical Association. Data sourced from CMS Physician Fee Schedule RVU26A. Descriptions, synonyms, and clinical context are original content by RVU Edge.