BQ181ZZFluoroscopy of Left Knee using Low Osmolar Contrast
- Billable / Specific Code
BQ181ZZ is a billable ICD-10-PCS procedure code for Fluoroscopy of Left Knee 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. In AHRQ's Clinical Classifications Software (CCSR), this procedure falls under Fluoroscopy of non-circulatory organs.
Code Identity
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.
| Position | Designation | Value | Meaning |
|---|---|---|---|
| 1 | Section | B | Imaging |
| 2 | Body System | Q | Non-Axial Lower Bones |
| 3 | Type | 1 | Fluoroscopy |
| 4 | BodyPart | 8 | Knee, Left |
| 5 | Contrast | 1 | Low Osmolar |
| 6 | Qualifier | Z | None |
| 7 | Qualifier | Z | None |
In the ICD-10-PCS Alphabetic Index
These FY 2026 ICD-10-PCS Alphabetic Index entries lead to BQ181ZZ:
Clinical Classification (CCSR)
AHRQ groups BQ181ZZ into these clinical categories.
Convert to ICD-9-PCS
Closest ICD-9-PCS equivalents for BQ181ZZ under the General Equivalence Mappings.
Similar Procedure Codes
Questions About BQ181ZZ
Is BQ181ZZ a billable code?
Yes. BQ181ZZ is a complete seven-character ICD-10-PCS code, specific enough to report Fluoroscopy of Left Knee using Low Osmolar Contrast on inpatient claims from October 1, 2025 through September 30, 2026.
What do the characters in BQ181ZZ mean?
BQ181ZZ breaks down character by character: the 1st character B is the Section (Imaging); the 2nd character Q is the Body System (Non-Axial Lower Bones); the 3rd character 1 is the Type (Fluoroscopy); the 4th character 8 is the BodyPart (Knee, Left); 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 BQ181ZZ?
Under the General Equivalence Mappings, Fluoroscopy of Left Knee using Low Osmolar Contrast crosswalks to ICD-9-PCS 88.27 and 88.32. The mapping is approximate, so confirm it fits the documentation.
