CPT 96381 RSV Monoclonal IM Reimbursement | OpenPayer

Summary & Overview

CPT 96381: Seasonal RSV Monoclonal Antibody Intramuscular Injection

CPT code 96381 denotes a provider-administered monoclonal antibody given as a seasonal intramuscular injection to protect patients against respiratory syncytial virus (RSV). This preventive immunoprophylaxis code matters nationally as RSV causes seasonal respiratory illness that disproportionately affects infants, young children, and certain high-risk adults; monoclonal antibodies are a targeted clinical tool to reduce severe outcomes and healthcare utilization.

Key payers covered in this analysis include Aetna, Blue Cross Blue Shield, Cigna Health, UnitedHealthcare, and Medicare. The publication outlines payer coverage considerations, coding and billing practice context, and the clinical role of seasonal RSV monoclonal antibody prophylaxis.

Readers will learn: a concise clinical context for CPT code 96381, typical sites of service and service type, common modifiers associated with injectable services (listed separately), and which data elements are available or not available in the input. Benchmarks and payer-specific policy details are noted when present; where information is missing the report indicates that data are not available in the input. The summary provides a practical reference for coding professionals, billing managers, and clinical staff coordinating seasonal RSV prophylaxis in ambulatory care.

AetnaBlue Cross Blue ShieldCigna HealthUnitedHealthcareMedicare96381CPTRSVmonoclonal antibodyimmunoprophylaxisintramuscular injectionpreventive careambulatory care

Billing Code Overview

CPT code 96381 describes a provider-administered monoclonal antibody product given to protect the patient against respiratory syncytial virus (RSV). The service is a seasonal intramuscular injection intended to provide passive immunity against RSV for patients at elevated risk of severe disease.

Service type: Preventive immunoprophylaxis with monoclonal antibody (intramuscular injection)

Typical site of service: Outpatient clinic, pediatric clinic, or other ambulatory care setting where intramuscular seasonal injections are administered

Data not available in the input for associated taxonomies, ICD-10 diagnoses, related codes, and specific payer policy details.

Clinical & Coding Specifications

Clinical Context

A typical patient is an infant or young child during RSV season who is eligible for passive immunization with a monoclonal antibody to prevent severe respiratory syncytial virus (RSV) disease. The clinical workflow begins with an outpatient or clinic visit where the provider reviews medical history (prematurity, chronic lung disease of prematurity, congenital heart disease, immunocompromise), documents medical necessity, obtains informed consent from the parent or guardian, verifies payor coverage, and prepares the seasonal intramuscular monoclonal antibody dose. The provider or trained clinical staff administers the injection intramuscularly, observes the patient for immediate adverse reactions per clinic protocol (typically 15–30 minutes), documents lot number and injection site in the medical record, and schedules follow-up doses if indicated. Typical sites of service are pediatric clinic, outpatient infusion or ambulatory care center, or physician office during the RSV season.

Coding Specifications

Modifier	Description	When to Use
`25`	Significant, separately identifiable evaluation and management service by the same physician on the day of a procedure	Use when an E/M visit is provided on the same day as the injection and meets E/M documentation requirements
`59`

CPT 96366: Additional Hour for Therapeutic/Diagnostic IV Infusion

96365-INTRAVENOUS-INFUSION-FOR-THERAPY-PROPHYLAXIS-OR-DIAGNOSIS

CPT 96365: Initial Intravenous Infusion for Therapy, Prophylaxis, or Diagnosis

96372-THERAPEUTIC-PROPHYLACTIC-OR-DIAGNOSTIC-INJECTION-SPECIFY

CPT 96372: Therapeutic, Prophylactic, or Diagnostic Injection Administration

CPT-96369-SUBCUTANEOUS-INFUSION-SETUP-AND-ADMINISTRATION-UP-TO-1-HOUR

CPT 96369: Subcutaneous Infusion Pump Setup and Administration, Up to 1 Hour

CPT-96370-SUBCUTANEOUS-INFUSION-ADDITIONAL-HOUR

CPT 96370: Subcutaneous Infusion, Additional Hour

CPT-96371-SUBCUTANEOUS-PORT-SITE-ESTABLISHMENT-AND-INFUSION-PUMP-SETUP

CPT 96371: Subcutaneous Port Site Establishment and Infusion Pump Setup

CPT-96376-SEQUENTIAL-IV-PUSH-MEDICATION-ADMINISTRATION

CPT 96376: Sequential IV Push Medication Administration

CPT-96379-UNSPECIFIED-INTRAVENOUS-INTRAARTERIAL-INJECTION-INFUSION

CPT 96379: Unspecified IV or Intraarterial Injection/Infusion Procedure

96373-THE-PROVIDER-ADMINISTERS-A-MEDICATION-OR-OTHER-SUBSTANCE

CPT 96373: Intra-Arterial Medication Administration

96374-THERAPEUTIC-PROPHYLACTIC-OR-DIAGNOSTIC-INJECTION-SPECIFY

CPT 96374: Intravenous Push Injection, Single or Initial Drug

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Taxonomy Code	Specialty	Notes
207Q00000X	Pediatrics	Pediatricians commonly determine eligibility and administer RSV prophylaxis
208000000X	Family Medicine	Family physicians provide routine immunization and seasonal injections in clinic
364S00000X	Nursing — Registered Nurse	RNs frequently administer intramuscular injections and document vaccines
332900000X	Ambulatory Care	Ambulatory care providers and clinics administer seasonal monoclonal injections

Related Diagnoses

ICD-10 Code	Description	Clinical Relevance
`Z23`	Encounter for immunization	Primary encounter code used to indicate administration of prophylactic immunization
`P07.32`	Extreme immaturity of newborn, 28 completed weeks or less	Prematurity is an indication for RSV prophylaxis in certain infants
`P27.1`	Bronchopulmonary dysplasia originating in the perinatal period	Chronic lung disease is an indication for RSV monoclonal prophylaxis
`Q20.1`	Persistent truncus arteriosus (congenital heart disease example)	Significant congenital heart disease increases RSV hospitalization risk and supports prophylaxis
`D70.9`	Neutropenia, unspecified	Immunocompromised patients may be eligible for monoclonal antibody prophylaxis
`Z76.89`	Persons encountering health services in other specified circumstances (e.g., high-risk exposure assessment)	Used for encounters focused on preventive interventions for high-risk individuals
`R50.9`	Fever, unspecified	Symptom that might preclude administration at that visit if present; typically documented if causing deferral

Related CPT Codes

CPT Code	Description	Relationship to This Procedure
`96372`	Therapeutic, prophylactic, or diagnostic injection (same day), subcutaneous or intramuscular	Often used for reimbursement when a generic injection code is billed instead of a specific product administration code
`90460`	Immunization administration through 18 years of age via any route of administration with counseling by physician or other qualified health care professional; first vaccine/toxoid component	Used when vaccine administration includes counseling and is reportable under immunization codes for pediatric patients
`90461`	Each additional vaccine/toxoid component administered (List separately in addition to code for primary service)	Used when multiple vaccine components are administered during the same encounter
`99070`	Supplies and materials (except spectacles), provided by the physician over and above those usually included with the office visit or procedure	Used to report additional supplies for administration when payer allows
`36415`	Collection of venous blood by venipuncture	May be performed if baseline laboratory tests are required before administration

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