HCPCS H2036: Alcohol and/or Other Drug Treatment Program, Per Diem
HCPCS Level II code H2036 denotes a per‑diem billing code for alcohol and/or other drug treatment programs, typically used for residential or structured daily treatment services for substance use disorders. Nationally, per‑diem codes like H2036 are important for payment models and program budgeting because they capture the cost of an entire day of treatment rather than episodic or hourly encounters. Major commercial payers included in the analysis are Aetna, Blue Cross Blue Shield, Cigna Health, and UnitedHealthcare, alongside Medicare policy considerations. Readers will learn how H2036 is defined and used clinically, which payers commonly cover it, and how it relates to other substance‑use service codes. The publication also outlines benchmarks for per‑diem versus hourly billing, common program contexts where H2036 applies, and policy considerations that affect coverage and placement in care pathways. The material is intended to provide operational clarity for billing teams, revenue managers, and policy analysts working with residential and structured daily addiction treatment services.
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Billing Code Overview
HCPCS Level II code H2036 represents an alcohol and/or other drug treatment program, billed per diem. The service type is residential or structured treatment stay billed on a per‑day basis, and the typical site of service is a residential treatment program or structured ambulatory/day program providing daily substance use disorder care. This code covers daily program services focused on addiction treatment delivered over consecutive days as part of a coordinated treatment plan.
National Reimbursement Benchmarks
Across national commercial payers H2036 reimbursement clusters around BUCA’s average commercial benchmark of $165.70, with notablepayer-specific spreads. Blue Cross Blue Shield exhibits the widest interquartile dispersion (P75–P25 = $122.80), reflecting substantial regional or contracting variability, while Aetna and UnitedHealth Group show moderate spreads of $93.00 and $105.80 respectively. Cigna displays the tightest dispersion at $11.20, indicating consistent placement near its median of $143.10.
Maximum and minimum extremes vary by payer: Blue Cross Blue Shield reaches a high of $1,430.70, and Aetna’s minimum is $111.00, which highlights occasional outliers beyond typical commercial averages. Overall, BUCA’s mean of $165.70 sits between Cigna’s concentrated band and Blue Cross Blue Shield’s broad variability, framing the national commercial landscape for H2036.