02K Map - Heart and Great Vessels ICD-10-PCS
The 02K code range contains 4 ICD-10-PCS codes for Map procedures on the heart and great vessels. 3 of the codes are billable and valid for inpatient claim submission in fiscal year 2026.
Root Operation Definition
Map: Locating the route of passage of electrical impulses and/or locating functional areas in a body part.
Codes in the 02K Range 4 codes · 3 billable
About the 02K Code Range
In ICD-10-PCS, the root operation Map (Character K) refers to the process of locating electrical impulses and pathways within a body part. This operation plays a crucial role in assessing the heart and great vessels.
Within the Medical and Surgical section, the Map operation is commonly applied to the conduction mechanism of the heart, which is responsible for regulating heartbeat. Examples include mapping the conduction system through an Open Approach (code 02K80ZZ), as well as less invasive techniques such as Percutaneous (code 02K83ZZ) and Percutaneous Endoscopic approaches (code 02K84ZZ). These procedures aim to pinpoint abnormal electrical signals to guide treatment, such as ablation or pacemaker placement. Using accurate ICD-10-PCS Map operation codes ensures precise documentation of these cardiac diagnostic interventions.
Questions About This Page
How many billable codes are in the 02K range?
Of the 4 codes in this range, 3 are billable and valid for inpatient claim submission from October 1, 2025 through September 30, 2026. Table header codes group them but cannot be reported on claims.
What does the 02K range classify?
The range classifies Map procedures, locating the route of passage of electrical impulses and/or locating functional areas in a body part, performed on the heart and great vessels. Each code adds the body part, approach, device, and qualifier in characters four through seven, and links to its own reference page.
Related References
Source: CMS FY 2026 ICD-10-PCS order file and code tables, effective October 1, 2025 through September 30, 2026.
