Summary & Overview
CPT 75809: Imaging Evaluation of Indwelling Infusion Pump or Nonvascular Shunt
CPT code 75809 identifies supervision and interpretation of radiologic imaging to examine a previously placed indwelling infusion pump or a nonvascular shunt (for example, a ventricular-peritoneal shunt or an abdominal-to-superior vena cava shunt). This procedure captures imaging review by a qualified provider to assess device position, function, or complications and is relevant for postoperative device surveillance and complication workup. Nationally, use of this code supports clinical decision-making related to implanted infusion systems and nonvascular shunts and contributes to billed imaging volumes for device-related care. Key payers covered in this analysis include Aetna, Blue Cross Blue Shield, Cigna Health, UnitedHealthcare, and Medicare. Readers will find a concise explanation of the clinical context for 75809, an outline of typical sites of service, and an overview of common modifiers and administrative elements associated with device-imaging supervision and interpretation. The summary also orients readers to where to find benchmarking data, coding considerations, and policy updates when available. Data not available in the input is noted where applicable.
Billing Code Overview
CPT code 75809 describes the provider supervision and interpretation of radiologic imaging performed to evaluate a previously placed indwelling infusion pump or a nonvascular shunt. Examples include imaging assessment of a ventricular-peritoneal shunt or an infusion pump implanted for long-term medication delivery.
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Service type: Radiologic supervision and interpretation of imaging for implanted infusion pumps or nonvascular shunts
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Typical site of service: Hospital outpatient radiology suite, imaging center, or inpatient radiology department
Clinical & Coding Specifications
Clinical Context
A 58-year-old patient with a history of idiopathic intracranial hypertension presents with symptoms of progressive headache and intermittent nausea after prior placement of a ventriculoperitoneal (VP) shunt. The neurosurgeon orders radiologic imaging to evaluate the integrity and position of the previously placed nonvascular shunt. The patient is scheduled for fluoroscopic radiologic supervision and interpretation aimed at visualizing the indwelling shunt catheter and reservoir mechanics. The workflow includes verification of the device implant history, patient consent, transport to the radiology suite, positioning for fluoroscopic shunt series or reservoir injection under sterile technique if clinically indicated, real-time fluoroscopic supervision by the interpreting radiologist, acquisition of necessary images, interpretation of findings for shunt continuity, obstruction, migration, kinking, or leakage, and documentation of the interpretation and recommendations in the radiology report. Typical sites of service are the hospital radiology department, ambulatory imaging center, or outpatient clinic with fluoroscopy capability.
Coding Specifications
| Modifier | Description | When to Use |
|---|---|---|
26 | Professional component | Use when billing only the physician interpretation component separate from technical services. |
TC |