ICD-10-PCS Code For Venous: Procedure Code Group Overview

The International Classification of Diseases, Tenth Revision, Procedure Coding System (ICD-10-PCS) code group 4A14 includes procedures performed to monitor physiological activity in the venous system. These ICD-10-PCS codes are used for inpatient documentation when repetitive monitoring of venous physiological parameters is required over a period of time to assess patient status or guide therapy. Accurate coding within the ICD-10-PCS 4A14 group is essential for proper inpatient reimbursement, as it captures the monitoring procedures performed and supports clinical documentation accuracy.

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Venous Monitoring Procedure Overview

Procedures in this group involve repetitive monitoring of venous physiological activity over a period of time, targeting the physiological systems body system through venous access or sensors. These monitoring procedures record electrical activity and other venous physiological parameters to assess patient status and guide inpatient care. Accurate ICD-10-PCS coding of these monitoring procedures ensures clinical documentation aligns with the interventions performed and supports correct inpatient reimbursement.

Code Attributes

Character	ICD-10-PCS Category	Code Group Details
4	Section	Measurement and Monitoring
A	Body System	Physiological Systems
1	Operation	Monitoring
4	Body Part	Venous

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ICD-10-PCS Code For Venous: Procedure Code Group Overview

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Venous Monitoring Procedure Overview

Code Attributes

Character	ICD-10-PCS Category	Code Group Details
4	Section	Measurement and Monitoring
A	Body System	Physiological Systems
1	Operation	Monitoring
4	Body Part	Venous

When to Use

Use codes from this group when a clinician orders continuous or repeated monitoring of venous physiological parameters during an inpatient stay. These codes apply when monitoring is performed to evaluate, trend, or manage a patient’s venous physiological status over time.

ICD-10-PCS Codes

33 rows

ICD-10-PCS Code	Description
4A14050	Monitoring of Venous Flow, Central, Open Approach
4A14051	Monitoring of Venous Flow, Peripheral, Open Approach
4A14052	Monitoring of Venous Flow, Portal, Open Approach
4A14053	Monitoring of Venous Flow, Pulmonary, Open Approach
4A140B0	Monitoring of Venous Pressure, Central, Open Approach
4A140B1	Monitoring of Venous Pressure, Peripheral, Open Approach
4A140B2	Monitoring of Venous Pressure, Portal, Open Approach
4A140B3	Monitoring of Venous Pressure, Pulmonary, Open Approach
4A140J0	Monitoring of Venous Pulse, Central, Open Approach
4A140J1	Monitoring of Venous Pulse, Peripheral, Open Approach

Showing 1–10 of 33

Typical Clinical Scenarios

A critically ill ICU patient with septic shock requiring central venous access for vasopressor administration and hemodynamic monitoring develops signs of worsening right heart function; continuous measurement of central venous pressure and venous oxygen saturation is initiated via an indwelling central venous catheter to guide fluid resuscitation and inotropic support. Typical codes: 4A143B0, 4A143R0
An adult patient admitted for elective major hepatobiliary surgery has a portal venous monitoring line placed percutaneously to assess portal venous flow and pressure intra- and post-operatively to detect early portal hypertension or graft perfusion issues; repetitive venous flow and pressure recordings are performed throughout the inpatient stay. Typical codes: 4A14352, 4A143B2
A trauma patient with multiple fractures and ongoing transfusion has a peripheral venous monitoring device applied externally to continuously track peripheral venous pulse and flow after prior peripheral catheter failure and site complications; the external monitoring is used to trend venous perfusion while alternative access is secured. Typical codes: 4A14XJ1, 4A14X51

Related Codes

4A10-CENTRAL-NERVOUS-MONITORING

ICD-10-PCS Code For Central Nervous: Procedure Code Group Overview

4A11-PERIPHERAL-NERVOUS-MONITORING

ICD-10-PCS Code For Peripheral Nervous: Procedure Code Group Overview

4A12-CARDIAC-MONITORING

ICD-10-PCS Code For Cardiac: Procedure Code Group Overview

4A13-ARTERIAL-MONITORING

ICD-10-PCS Code For Arterial: Procedure Code Group Overview

4A16-LYMPHATIC-MONITORING

ICD-10-PCS Code For Lymphatic: Procedure Code Group Overview

4A19-RESPIRATORY-MONITORING

ICD-10-PCS Code For Respiratory: Procedure Code Group Overview

4A1B-GASTROINTESTINAL-MONITORING

ICD-10-PCS Code For Gastrointestinal: Procedure Code Group Overview

4A1D-URINARY-MONITORING

ICD-10-PCS Code For Urinary: Procedure Code Group Overview

4A1G-SKIN-AND-BREAST-MONITORING

ICD-10-PCS Code For Skin And Breast: Procedure Code Group Overview

4A1H-PRODUCTS-OF-CONCEPTION-MONITORING

ICD-10-PCS Code For Products Of Conception: Procedure Code Group Overview

Showing 1–10 of 12

Frequently Asked Questions

References

1.CPT® Codes and Descriptions. AAPC. Retrieved Aug 11, 2026.Maintains the CPT code set's official descriptions and guidelines, licensed from the American Medical Association, used as the definitional source for CPT codes on this page.
2.HCPCS Quarterly Update. Centers for Medicare & Medicaid Services (CMS). Retrieved Aug 11, 2026.CMS's quarterly release of HCPCS Level II codes and short/long descriptors, the source for HCPCS code definitions and update history.
3.ICD-10-CM Full Code List. Centers for Medicare & Medicaid Services (CMS). Retrieved Aug 11, 2026.CMS's complete ICD-10-CM diagnosis code list, used to cross-reference diagnosis codes associated with this procedure or service.

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When to Use

ICD-10-PCS Codes

33 rows

ICD-10-PCS Code	Description
4A14050	Monitoring of Venous Flow, Central, Open Approach
4A14051	Monitoring of Venous Flow, Peripheral, Open Approach
4A14052	Monitoring of Venous Flow, Portal, Open Approach
4A14053	Monitoring of Venous Flow, Pulmonary, Open Approach
4A140B0	Monitoring of Venous Pressure, Central, Open Approach
4A140B1	Monitoring of Venous Pressure, Peripheral, Open Approach
4A140B2	Monitoring of Venous Pressure, Portal, Open Approach
4A140B3	Monitoring of Venous Pressure, Pulmonary, Open Approach
4A140J0	Monitoring of Venous Pulse, Central, Open Approach
4A140J1	Monitoring of Venous Pulse, Peripheral, Open Approach

Showing 1–10 of 33

Typical Clinical Scenarios

A critically ill ICU patient with septic shock requiring central venous access for vasopressor administration and hemodynamic monitoring develops signs of worsening right heart function; continuous measurement of central venous pressure and venous oxygen saturation is initiated via an indwelling central venous catheter to guide fluid resuscitation and inotropic support. Typical codes: 4A143B0, 4A143R0
An adult patient admitted for elective major hepatobiliary surgery has a portal venous monitoring line placed percutaneously to assess portal venous flow and pressure intra- and post-operatively to detect early portal hypertension or graft perfusion issues; repetitive venous flow and pressure recordings are performed throughout the inpatient stay. Typical codes: 4A14352, 4A143B2
A trauma patient with multiple fractures and ongoing transfusion has a peripheral venous monitoring device applied externally to continuously track peripheral venous pulse and flow after prior peripheral catheter failure and site complications; the external monitoring is used to trend venous perfusion while alternative access is secured. Typical codes: 4A14XJ1, 4A14X51

Related Codes

4A10-CENTRAL-NERVOUS-MONITORING

ICD-10-PCS Code For Central Nervous: Procedure Code Group Overview

4A11-PERIPHERAL-NERVOUS-MONITORING

ICD-10-PCS Code For Peripheral Nervous: Procedure Code Group Overview

4A12-CARDIAC-MONITORING

ICD-10-PCS Code For Cardiac: Procedure Code Group Overview

4A13-ARTERIAL-MONITORING

ICD-10-PCS Code For Arterial: Procedure Code Group Overview

4A16-LYMPHATIC-MONITORING

ICD-10-PCS Code For Lymphatic: Procedure Code Group Overview

4A19-RESPIRATORY-MONITORING

ICD-10-PCS Code For Respiratory: Procedure Code Group Overview

4A1B-GASTROINTESTINAL-MONITORING

ICD-10-PCS Code For Gastrointestinal: Procedure Code Group Overview

4A1D-URINARY-MONITORING

ICD-10-PCS Code For Urinary: Procedure Code Group Overview

4A1G-SKIN-AND-BREAST-MONITORING

ICD-10-PCS Code For Skin And Breast: Procedure Code Group Overview

4A1H-PRODUCTS-OF-CONCEPTION-MONITORING

ICD-10-PCS Code For Products Of Conception: Procedure Code Group Overview

Showing 1–10 of 12

Frequently Asked Questions

References

1.CPT® Codes and Descriptions. AAPC. Retrieved Aug 11, 2026.Maintains the CPT code set's official descriptions and guidelines, licensed from the American Medical Association, used as the definitional source for CPT codes on this page.
2.HCPCS Quarterly Update. Centers for Medicare & Medicaid Services (CMS). Retrieved Aug 11, 2026.CMS's quarterly release of HCPCS Level II codes and short/long descriptors, the source for HCPCS code definitions and update history.
3.ICD-10-CM Full Code List. Centers for Medicare & Medicaid Services (CMS). Retrieved Aug 11, 2026.CMS's complete ICD-10-CM diagnosis code list, used to cross-reference diagnosis codes associated with this procedure or service.

Published by

Trek Health powers OpenPayer with a leading commercial payer intelligence platform, seamlessly converting fragmented payer data into actionable insights for provider organizations.

ICD-10-PCS Code For Venous: Procedure Code Group Overview

Sign up for ICD-10-PCS Code For Venous: Procedure Code Group Overview policy alerts

Venous Monitoring Procedure Overview

Code Attributes

ICD-10-PCS Code For Venous: Procedure Code Group Overview

Sign up for ICD-10-PCS Code For Venous: Procedure Code Group Overview policy alerts

Venous Monitoring Procedure Overview

Code Attributes

When to Use

ICD-10-PCS Codes

Typical Clinical Scenarios

Related Codes

Which ICD-10-PCS section and operation describe the 4A14 code group?

What types of venous physiological parameters are monitored in the 4A14 group?

How are approach variations represented among the codes in 4A14?

What specific body parts within the venous system are identified in the 4A14 code list?

How does accurate coding within ICD-10-PCS 4A14 support inpatient reimbursement?

References

When to Use

ICD-10-PCS Codes

Typical Clinical Scenarios

Related Codes

Which ICD-10-PCS section and operation describe the 4A14 code group?

What types of venous physiological parameters are monitored in the 4A14 group?

How are approach variations represented among the codes in 4A14?

What specific body parts within the venous system are identified in the 4A14 code list?

How does accurate coding within ICD-10-PCS 4A14 support inpatient reimbursement?

References