Summary & Overview
HCPCS A4457: Enema Tube, Replacement, Each
HCPCS Level II code A4457 denotes a replacement enema tube, with or without adapter, billed per each device. This supply-level code is relevant across settings that provide bowel management, rectal medication administration, or ostomy/continence care. Nationally, supply codes like A4457 matter because they affect durable medical equipment and disposable supply coverage, outpatient billing workflows, and procurement decisions for clinicians and facilities.
Key payers in this analysis include Aetna, Blue Cross Blue Shield, Cigna Health, UnitedHealthcare, and Medicare. Readers will find a concise overview of how A4457 is used in clinical and billing contexts, typical sites of service, common modifiers that may be applied, and the role of the code in supply billing lines. The publication summarizes available benchmarks and policy considerations where present, highlights areas where payer coverage language or billing practice can influence reimbursement outcomes, and provides clinical context for appropriate use.
Data not available in the input for associated taxonomies, ICD-10 diagnoses, related codes, and detailed payer-specific coverage rules are noted in the report. The material is intended for billing managers, clinicians involved in home or outpatient care, and policy analysts seeking a national perspective on supply-level HCPCS coding.
Billing Code Overview
HCPCS Level II code A4457 describes an enema tube, with or without adapter, any type, replacement only, each. This item represents a single replacement enema tube intended for administration of rectal solutions.
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Service type: Durable medical supply / disposable administration accessory
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Typical site of service: Outpatient clinic, home health setting, long-term care facility, or other ambulatory settings where bowel management or rectal administration is provided
Clinical & Coding Specifications
Clinical Context
A typical patient is an adult or pediatric individual requiring an enema administration at home or in an outpatient setting for fecal impaction, bowel preparation before minor procedures, or chronic neurogenic bowel requiring intermittent enemas. The device billed with A4457 is the replacement enema tube provided when the original tubing is lost, damaged, or worn. Clinical workflow: a clinician or durable medical equipment supplier verifies the prescription, confirms diagnosis (for example, fecal impaction or bowel management program), documents need for replacement tubing, and supplies the replacement enema tube with instructions for use and infection-control precautions. Supply may be furnished to a caregiver or patient during a home health visit, outpatient clinic encounter, or as part of a home delivery by a DME supplier. Documentation includes the order, clinical indication, quantity, date of service, and any patient education provided.
Coding Specifications
| Modifier | Description | When to Use |
|---|---|---|
52 | Reduced services | Use when only part of the intended service is provided (e.g., partial delivery of supplies). |
53 |