Summary & Overview
HCPCS S5146: Foster Care, Therapeutic, Child; Per Month
HCPCS Level II code S5146 covers monthly therapeutic foster care services for children placed in foster family homes with specialized therapeutic support. This code captures a service model that integrates caregiving, behavior management, and clinical coordination in community-based settings. The designation matters nationally as states and payers increasingly rely on community-based alternatives to inpatient care for children with complex behavioral and mental health needs, and reimbursement codes like S5146 are a key part of program design and funding.
Key payers discussed include Aetna, Blue Cross Blue Shield, Cigna Health, UnitedHealthcare, and Medicare. Readers will find an explanation of the code's clinical scope and typical sites of service, a summary of payer coverage patterns where available, and context on how the code is used for monthly billing of therapeutic foster care placements. The publication also outlines typical documentation expectations and common modifiers associated with HCPCS Level II billing for foster care services. Data not provided in the input—such as associated taxonomies, specific ICD-10 pairings, and payer-specific reimbursement rates—is noted as unavailable and excluded from analysis. The content is intended to inform policy, billing, and program design conversations at a national level.
Billing Code Overview
HCPCS Level II code S5146 represents foster care, therapeutic, child; per month. The code describes a monthly therapeutic foster care service for a child, encompassing placement in a foster home with specialized therapeutic support intended to address behavioral, emotional, or mental health needs.
Service Type: Therapeutic foster care
Typical Site of Service: Foster family home / community-based residential setting
Data not available in the input.
Clinical & Coding Specifications
Clinical Context
A child placed in therapeutic foster care requires ongoing, structured residential support for behavioral health needs. Typical patients are children or adolescents with complex emotional, behavioral, or psychiatric conditions—such as post-traumatic stress disorder, severe disruptive behavior disorders, or mood disorders—who cannot be safely managed in a standard foster placement and need a specialized foster family trained to provide therapeutic interventions. The service described by S5146 is billed per month and represents the foster care therapeutic stipend and associated program services that support the child’s daily living, supervision, and therapeutic plan.
A typical clinical workflow begins with a behavioral health assessment by a child psychiatrist, psychologist, or licensed clinical social worker documenting the need for therapeutic foster care. A care plan is developed that includes placement in a licensed therapeutic foster home, goals for behavioral stabilization, medication management if indicated, individual and family therapy, and coordination with child welfare and educational systems. The foster parent documents daily care and progress notes; the treating clinician provides periodic psychiatric/therapy notes and updates the treatment plan. Billing for S5146 occurs monthly and is supported by documentation of ongoing placement, the therapeutic nature of the foster care, and multidisciplinary care coordination notes.
Coding Specifications
| Modifier | Description | When to Use |
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