Coding Ahead
CasePilot
Medical Coding Assistant
CaseConsultant
Instant Email Coding Consultant
Case2Code
Search and Code Lookup Tool
CareerCenter
Medical Coding Job Board
Log in Register free account
0 code page views remaining. Guest accounts are limited to 1 page view. Register free account to get 5 more views.
Log in Register free account

Official Description

Radiation treatment delivery, 2 separate treatment areas, 3 or more ports on a single treatment area, use of multiple blocks; 11-19 MeV

© Copyright 2026 American Medical Association. All rights reserved.

Common Language Description

The CPT® Code 77409 refers to a specific type of radiation treatment delivery that involves the use of advanced techniques to target tumors effectively. This procedure is characterized by the delivery of radiation to two separate treatment areas, utilizing three or more ports within a single treatment area. The radiation beam used in this procedure operates at a strength of 11 to 19 megavolts (MeV), which is a measure of the energy of the radiation. This energy level is significant as it allows for deeper penetration into the tissues, making it suitable for treating various types of tumors that may be located in different anatomical regions. The use of multiple blocks during the treatment helps to shape and direct the radiation precisely, minimizing exposure to surrounding healthy tissues while maximizing the dose delivered to the tumor. This code is essential for accurate medical coding and billing, as it specifies the complexity and intensity of the radiation treatment provided to patients.

© Copyright 2026 Coding Ahead. All rights reserved.

CasePilot
Have a question about CPT® Code 77409?

Get instant expert-level answers from CasePilot, our coding assistant.

Register to view content

Create a free account to unlock this content

Register to view content

Create a free account to unlock this content

Register to view content

Create a free account to unlock this content

Register to view content

Create a free account to unlock this content

Register to view content

Create a free account to unlock this content

CasePilot

Get instant expert-level medical coding assistance.

Ask about:
CPT Codes Guidelines Modifiers Crosswalks NCCI Edits Compliance Medicare Coverage
Example: "What is CPT code 99213?" or "Guidelines for E/M services"