4A130B3Monitoring of Arterial Pressure, Pulmonary, Open Approach
- Billable / Specific Code
4A130B3 is a billable ICD-10-PCS procedure code for Monitoring of Arterial Pressure, Pulmonary, Open Approach. It is valid on HIPAA claims for fiscal year 2026 (October 1, 2025 through September 30, 2026). The root operation Monitoring involves determining the level of a physiological or physical function repetitively over a period of time.
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 | 4 | Measurement and Monitoring |
| 2 | Body System | A | Physiological Systems |
| 3 | Operation | 1 | Monitoring |
| 4 | BodySystem | 3 | Arterial |
| 5 | Approach | 0 | Open |
| 6 | Function/Device | B | Pressure |
| 7 | Qualifier | 3 | Pulmonary |
Convert to ICD-9-PCS
Closest ICD-9-PCS equivalents for 4A130B3 under the General Equivalence Mappings.
Similar Procedure Codes
Questions About 4A130B3
Is 4A130B3 a billable code?
Yes. 4A130B3 is a complete seven-character ICD-10-PCS code, specific enough to report Monitoring of Arterial Pressure, Pulmonary, Open Approach on inpatient claims from October 1, 2025 through September 30, 2026.
What do the characters in 4A130B3 mean?
4A130B3 breaks down character by character: the 1st character 4 is the Section (Measurement and Monitoring); the 2nd character A is the Body System (Physiological Systems); the 3rd character 1 is the Operation (Monitoring); the 4th character 3 is the BodySystem (Arterial); the 5th character 0 is the Approach (Open); the 6th character B is the Function/Device (Pressure); the 7th character 3 is the Qualifier (Pulmonary).
What is the ICD-9-PCS equivalent of 4A130B3?
Under the General Equivalence Mappings, Monitoring of Arterial Pressure, Pulmonary, Open Approach crosswalks to ICD-9-PCS 89.59. The mapping is approximate, so confirm it fits the documentation.
