B3181ZZFluoroscopy of Bilateral Internal Carotid Arteries using Low Osmolar Contrast

  • Billable / Specific Code
ICD-10-PCS B3181ZZ
CMS Source: FY 2026 ICD-10-PCS dataset. Effective Oct 1, 2025 – Sep 30, 2026.FacebookXLinkedInPrint

B3181ZZ is a billable ICD-10-PCS procedure code for Fluoroscopy of Bilateral Internal Carotid Arteries using Low Osmolar Contrast. It is valid on HIPAA claims for fiscal year 2026 (October 1, 2025 through September 30, 2026). The root operation Fluoroscopy involves single plane or bi-plane real time display of an image developed from the capture of external ionizing radiation on a fluorescent screen. The image may also be stored by either digital or analog means.

Code Identity

ICD-10-PCS Code
B3181ZZ
Billable Status
Yes — Valid for Submission
Code Describes
Fluoroscopy of Bilateral Internal Carotid Arteries using Low Osmolar Contrast
Parent Code
Short Description
Fluoroscopy of Bi Int Carotid using L Osm Contrast

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 System3Upper Arteries
3Type1Fluoroscopy
4BodyPart8Internal Carotid Arteries, Bilateral
5Contrast1Low Osmolar
6QualifierZNone
7QualifierZNone

Convert to ICD-9-PCS

Closest ICD-9-PCS equivalents for B3181ZZ under the General Equivalence Mappings.

88.41
Approximate match.

Similar Procedure Codes

Questions About B3181ZZ

Is B3181ZZ a billable code?

Yes. B3181ZZ is a complete seven-character ICD-10-PCS code, specific enough to report Fluoroscopy of Bilateral Internal Carotid Arteries using Low Osmolar Contrast on inpatient claims from October 1, 2025 through September 30, 2026.

What do the characters in B3181ZZ mean?

B3181ZZ breaks down character by character: the 1st character B is the Section (Imaging); the 2nd character 3 is the Body System (Upper Arteries); the 3rd character 1 is the Type (Fluoroscopy); the 4th character 8 is the BodyPart (Internal Carotid Arteries, Bilateral); the 5th character 1 is the Contrast (Low Osmolar); the 6th character Z is the Qualifier (None); the 7th character Z is the Qualifier (None).

What is the ICD-9-PCS equivalent of B3181ZZ?

Under the General Equivalence Mappings, Fluoroscopy of Bilateral Internal Carotid Arteries using Low Osmolar Contrast crosswalks to ICD-9-PCS 88.41. The mapping is approximate, so confirm it fits the documentation.