B040ZZZUltrasonography of Brain

  • Billable / Specific Code
ICD-10-PCS B040ZZZ
CMS Source: FY 2026 ICD-10-PCS dataset. Effective Oct 1, 2025 – Sep 30, 2026.FacebookXLinkedInPrint

B040ZZZ is a billable ICD-10-PCS procedure code for Ultrasonography of Brain. It is valid on HIPAA claims for fiscal year 2026 (October 1, 2025 through September 30, 2026). The root operation Ultrasonography involves real time display of images of anatomy or flow information developed from the capture of reflected and attenuated high frequency sound waves.

Code Identity

ICD-10-PCS Code
B040ZZZ
Billable Status
Yes — Valid for Submission
Code Describes
Ultrasonography of Brain
Parent Code
B04 Imaging, Central Nervous System, Ultrasonography
Short Description
Ultrasonography of Brain

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 System0Central Nervous System
3Type4Ultrasonography
4BodyPart0Brain
5ContrastZNone
6QualifierZNone
7QualifierZNone

Convert to ICD-9-PCS

Closest ICD-9-PCS equivalents for B040ZZZ under the General Equivalence Mappings.

88.71
Approximate match.

Similar Procedure Codes

Questions About B040ZZZ

Is B040ZZZ a billable code?

Yes. B040ZZZ is a complete seven-character ICD-10-PCS code, specific enough to report Ultrasonography of Brain on inpatient claims from October 1, 2025 through September 30, 2026.

What do the characters in B040ZZZ mean?

B040ZZZ breaks down character by character: the 1st character B is the Section (Imaging); the 2nd character 0 is the Body System (Central Nervous System); the 3rd character 4 is the Type (Ultrasonography); the 4th character 0 is the BodyPart (Brain); the 5th character Z is the Contrast (None); the 6th character Z is the Qualifier (None); the 7th character Z is the Qualifier (None).

What is the ICD-9-PCS equivalent of B040ZZZ?

Under the General Equivalence Mappings, Ultrasonography of Brain crosswalks to ICD-9-PCS 88.71. The mapping is approximate, so confirm it fits the documentation.