BB3Imaging, Respiratory System, Magnetic Resonance Imaging (MRI)

  • Non-Billable Header
ICD-10-PCS BB3
CMS Source: FY 2026 ICD-10-PCS dataset. Effective Oct 1, 2025 – Sep 30, 2026.FacebookXLinkedInPrint

BB3 is a non-billable ICD-10-PCS code that heads the group for Imaging, Respiratory System, Magnetic Resonance Imaging (MRI), so it cannot be submitted on a claim; a more specific seven-character code is required. The root operation Magnetic Resonance Imaging (MRI) involves computer reformatted digital display of multiplanar images developed from the capture of radiofrequency signals emitted by nuclei in a body site excited within a magnetic field.

Code Identity

ICD-10-PCS Code
BB3
Billable Status
No — Non-Billable Header
Code Describes
Imaging, Respiratory System, Magnetic Resonance Imaging (MRI)
Short Description
Imaging, Resp Sys, MRI

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.

PositionDesignationValueMeaning
1SectionBImaging
2Body SystemBRespiratory System
3Operation3Magnetic Resonance Imaging (MRI)

Similar Procedure Codes

Questions About BB3

Is BB3 a billable code?

No. BB3 is an incomplete heading for Imaging, Respiratory System, Magnetic Resonance Imaging (MRI) and cannot be submitted on a claim. A complete seven-character code is required, such as BB34Z3Z, BB3GY0Z, and BB3GYZZ.