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CPT 49421: Peritoneal Dialysis Catheter Insertion

CPT code 49421 denotes the surgical insertion of a catheter into the abdominal cavity to provide peritoneal access for patients with kidney disease who require dialysis. This procedure is a critical component of peritoneal dialysis programs and affects facility utilization, surgical scheduling, and dialysis modality choice nationally. The code captures a discrete surgical service that supports outpatient and inpatient dialysis infrastructure.

Key payers in national coverage and payment discussions include Aetna, Blue Cross Blue Shield, Cigna Health, UnitedHealthcare, and Medicare. Readers will find a concise overview of clinical context, typical sites of service, and payer coverage considerations. The publication summarizes available benchmarks for utilization and reimbursement, highlights common billing and coding considerations related to procedural reporting, and outlines policy and payment trends relevant to peritoneal dialysis access procedures.

The content is intended for billing professionals, surgical and nephrology clinicians, and policy analysts who need a clear description of the code, how it is used in clinical workflows, and where it fits into payer reimbursement and operational planning. Data not available in the input is noted where applicable.

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Billing Code Overview

CPT code 49421 describes the surgical insertion of a catheter into the abdominal cavity for a patient with kidney disease who requires dialysis. This procedure establishes peritoneal access to enable long-term peritoneal dialysis.

Service type: Surgical insertion of peritoneal dialysis catheter
Typical site of service: Hospital operating room or ambulatory surgery center

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CPT 49421: Peritoneal Dialysis Catheter Insertion

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Billing Code Overview

Service type: Surgical insertion of peritoneal dialysis catheter
Typical site of service: Hospital operating room or ambulatory surgery center

Clinical & Coding Specifications

Clinical Context

A 58-year-old patient with end-stage renal disease (ESRD) secondary to diabetic nephropathy is scheduled for placement of a peritoneal dialysis catheter. The patient has been evaluated preoperatively in the nephrology clinic, cleared by internal medicine for anesthesia, and consented for the procedure. On the day of service the patient presents to the ambulatory surgery center (or hospital operating room for higher-risk cases). Under monitored anesthesia care or general anesthesia, the surgeon makes a small abdominal incision, creates a subcutaneous tunnel, and surgically inserts and secures a soft silicone peritoneal dialysis catheter into the peritoneal cavity, with confirmation of catheter position and flow. The catheter cuff is positioned in the subcutaneous tissue, incision sites are closed, and sterile dressings applied. Postoperative orders include peritoneal catheter care instructions, prophylactic antibiotics per facility protocol, hemostasis monitoring, and scheduling for initial dialysate training with the dialysis nurse. This procedure is performed when chronic dialysis is required and when tunneled peritoneal access is the chosen modality for renal replacement therapy. Typical site of service: Ambulatory surgery center or inpatient operating room. Service type: Surgical insertion of peritoneal dialysis catheter.

Coding Specifications

Modifier	Description	When to Use
`00`	No charge for technical component	Rarely used; applies when only the professional component is billed and the technical component has no separate charge
`11`	Primary surgeon	Use when the reporting surgeon is the primary operating surgeon
`22`	Increased procedural services	Use when work required is substantially greater than typical (extensive adhesiolysis, complex anatomy)
`23`	Unusual anesthesia	Use when unusual circumstances require general anesthesia for an otherwise local/regional procedure
`50`	Bilateral procedure	Use if bilateral separate catheters were placed in the same operative session (rare for peritoneal dialysis)
`52`	Reduced services	Use when the procedure is partially reduced or not completed as planned
`53`	Discontinued procedure	Use when the procedure is terminated due to extenuating circumstances without completion
`62`	Two surgeons	Use when two surgeons work together as primary surgeons performing distinct portions of the procedure
`63`	Procedure performed on infants less than 4 kg	Use for qualifying infant patients when applicable
`78`	Return to operating room for related procedure during postoperative period	Use when an unplanned return to OR for a complication of the catheter placement occurs
`79`	Unrelated procedure or service during postoperative period	Use when an unrelated surgical procedure is performed during the global period
`80`	Assistant surgeon	Use when an assistant surgeon performs services during the procedure
`81`	Minimum assistant surgeon	Use when minimal assistant surgeon involvement is documented
`TC`	Technical component	Use when billing only the technical component of a global service (rare for surgical CPTs)

Taxonomy Code	Specialty	Notes
2080S00000X	General Surgery	General surgeons commonly place peritoneal dialysis catheters when surgical approach required
2080P0221X	Vascular Surgery	Vascular surgeons may be involved for tunneled catheter procedures or complex vascular access planning
2084P0800X	Nephrology	Nephrologists frequently coordinate care and may perform catheter placement in some settings
207L00000X	Interventional Radiology	Interventional radiologists may place peritoneal catheters percutaneously under image guidance
207K00000X	Surgery, Critical Care	Acute care surgeons perform placements in hospitalized or critically ill patients

Related Diagnoses

ICD-10 Code	Description	Clinical Relevance
`N18.6`	End stage renal disease	Primary indication for peritoneal dialysis catheter placement
`N18.5`	Chronic kidney disease, stage 5	Indicates severe CKD approaching or requiring renal replacement therapy; often leads to catheter placement
`N17.9`	Acute kidney failure, unspecified	May prompt temporary peritoneal dialysis catheter placement in select acute settings
`Z99.2`	Dependence on renal dialysis	Documentation code indicating patient requires ongoing dialysis; supports dialysis access procedures
`T81.4XXA`	Infection following a procedure, initial encounter	Used if postoperative infection related to catheter placement occurs (initial encounter)
`K65.9`	Peritonitis, unspecified	Relevant as a contraindication or complication to consider; may necessitate catheter removal or modification
`K86.1`	Pseudocyst of pancreas	Less common but relevant if intra-abdominal pathology alters catheter placement approach

Related CPT Codes

CPT Code	Description	Relationship to This Procedure
`49422`	Revision or removal of implanted peritoneal dialysis catheter	Performed if catheter malfunctions, requires repositioning, or needs removal due to infection or malfunction following initial placement
`49083`	Peritoneal dialysis catheter, mechanical assistance for placement (e.g., adhesion lysis)	May be billed when significant adhesiolysis or additional mechanical assistance is required during placement
`49406`	Replacement, percutaneous, of long-term tunneled central venous catheter, without subcutaneous port or pump	Often part of dialysis access management workflow when hemodialysis catheters are needed instead of peritoneal access
`G0346`	Placement of tunneled intraperitoneal catheter for peritoneal dialysis (Medicare G-code where applicable)	Alternate billing code used in some payer-specific policies for peritoneal dialysis catheter placement
`49568`	Repair incisional or ventral hernia; reducible	May be performed concurrently if an abdominal wall defect is identified and repaired during catheter placement

CPT 49418: Percutaneous Tunneled Abdominal Catheter Placement

CPT-49419-INTRAPERITONEAL-CATHETER-WITH-SUBCUTANEOUS-RESERVOIR-IMPLANTATION

CPT 49419: Intraperitoneal Catheter with Subcutaneous Reservoir Implantation

CPT-49422-TUNNELED-INTRAPERITONEAL-CATHETER-REMOVAL

CPT 49422: Removal of Tunneled Intraperitoneal Catheter

References

1.CPT® Codes and Descriptions. AAPC. Retrieved Jul 29, 2026.
2.HCPCS Quarterly Update. Centers for Medicare & Medicaid Services (CMS). Retrieved Jul 29, 2026.
3.ICD-10-CM Full Code List. Centers for Medicare & Medicaid Services (CMS). Retrieved Jul 29, 2026.

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

Trek Health ingests and normalizes Transparency in Coverage data and payer policy updates to give provider organizations a clear view of how commercial reimbursement behaves across markets, payers, and services. Our platform transforms raw payer disclosures into structured intelligence that supports contract evaluation, payer negotiations, and service line strategy. By combining market benchmarks with ongoing policy visibility, Trek helps teams identify variability, risk, and opportunity in commercial reimbursement. The result is faster insight, stronger negotiating positions, and more informed financial decisions.

Clinical & Coding Specifications

Clinical Context

Coding Specifications

Modifier	Description	When to Use
`00`	No charge for technical component	Rarely used; applies when only the professional component is billed and the technical component has no separate charge
`11`	Primary surgeon	Use when the reporting surgeon is the primary operating surgeon
`22`	Increased procedural services	Use when work required is substantially greater than typical (extensive adhesiolysis, complex anatomy)
`23`	Unusual anesthesia	Use when unusual circumstances require general anesthesia for an otherwise local/regional procedure
`50`	Bilateral procedure	Use if bilateral separate catheters were placed in the same operative session (rare for peritoneal dialysis)
`52`	Reduced services	Use when the procedure is partially reduced or not completed as planned
`53`	Discontinued procedure	Use when the procedure is terminated due to extenuating circumstances without completion
`62`	Two surgeons	Use when two surgeons work together as primary surgeons performing distinct portions of the procedure
`63`	Procedure performed on infants less than 4 kg	Use for qualifying infant patients when applicable
`78`	Return to operating room for related procedure during postoperative period	Use when an unplanned return to OR for a complication of the catheter placement occurs
`79`	Unrelated procedure or service during postoperative period	Use when an unrelated surgical procedure is performed during the global period
`80`	Assistant surgeon	Use when an assistant surgeon performs services during the procedure
`81`	Minimum assistant surgeon	Use when minimal assistant surgeon involvement is documented
`TC`	Technical component	Use when billing only the technical component of a global service (rare for surgical CPTs)

Taxonomy Code	Specialty	Notes
2080S00000X	General Surgery	General surgeons commonly place peritoneal dialysis catheters when surgical approach required
2080P0221X	Vascular Surgery	Vascular surgeons may be involved for tunneled catheter procedures or complex vascular access planning
2084P0800X	Nephrology	Nephrologists frequently coordinate care and may perform catheter placement in some settings
207L00000X	Interventional Radiology	Interventional radiologists may place peritoneal catheters percutaneously under image guidance
207K00000X	Surgery, Critical Care	Acute care surgeons perform placements in hospitalized or critically ill patients

Related Diagnoses

ICD-10 Code	Description	Clinical Relevance
`N18.6`	End stage renal disease	Primary indication for peritoneal dialysis catheter placement
`N18.5`	Chronic kidney disease, stage 5	Indicates severe CKD approaching or requiring renal replacement therapy; often leads to catheter placement
`N17.9`	Acute kidney failure, unspecified	May prompt temporary peritoneal dialysis catheter placement in select acute settings
`Z99.2`	Dependence on renal dialysis	Documentation code indicating patient requires ongoing dialysis; supports dialysis access procedures
`T81.4XXA`	Infection following a procedure, initial encounter	Used if postoperative infection related to catheter placement occurs (initial encounter)
`K65.9`	Peritonitis, unspecified	Relevant as a contraindication or complication to consider; may necessitate catheter removal or modification
`K86.1`	Pseudocyst of pancreas	Less common but relevant if intra-abdominal pathology alters catheter placement approach

Related CPT Codes

CPT Code	Description	Relationship to This Procedure
`49422`	Revision or removal of implanted peritoneal dialysis catheter	Performed if catheter malfunctions, requires repositioning, or needs removal due to infection or malfunction following initial placement
`49083`	Peritoneal dialysis catheter, mechanical assistance for placement (e.g., adhesion lysis)	May be billed when significant adhesiolysis or additional mechanical assistance is required during placement
`49406`	Replacement, percutaneous, of long-term tunneled central venous catheter, without subcutaneous port or pump	Often part of dialysis access management workflow when hemodialysis catheters are needed instead of peritoneal access
`G0346`	Placement of tunneled intraperitoneal catheter for peritoneal dialysis (Medicare G-code where applicable)	Alternate billing code used in some payer-specific policies for peritoneal dialysis catheter placement
`49568`	Repair incisional or ventral hernia; reducible	May be performed concurrently if an abdominal wall defect is identified and repaired during catheter placement

CPT 49418: Percutaneous Tunneled Abdominal Catheter Placement

CPT-49419-INTRAPERITONEAL-CATHETER-WITH-SUBCUTANEOUS-RESERVOIR-IMPLANTATION

CPT 49419: Intraperitoneal Catheter with Subcutaneous Reservoir Implantation

CPT-49422-TUNNELED-INTRAPERITONEAL-CATHETER-REMOVAL

CPT 49422: Removal of Tunneled Intraperitoneal Catheter

References

1.CPT® Codes and Descriptions. AAPC. Retrieved Jul 29, 2026.
2.HCPCS Quarterly Update. Centers for Medicare & Medicaid Services (CMS). Retrieved Jul 29, 2026.
3.ICD-10-CM Full Code List. Centers for Medicare & Medicaid Services (CMS). Retrieved Jul 29, 2026.

Published by

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

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CPT 49421: Peritoneal Dialysis Catheter Insertion

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Billing Code Overview

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CPT 49421: Peritoneal Dialysis Catheter Insertion

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Billing Code Overview

Clinical & Coding Specifications

Clinical Context

Coding Specifications

Related Diagnoses

Related CPT Codes

Related Codes

References

Clinical & Coding Specifications

Clinical Context

Coding Specifications

Related Diagnoses

Related CPT Codes

Related Codes

References