What Is POS 21 in Medical Billing? Easy 2025 Guide
Quick Peek at POS 21 in Medical Billing Basics What Does POS 21 Stand For? POS 21 stands for “Inpatient Hospital.” It’s that simple code you slap on bills when a patient gets admitted for a bed and care that lasts more than a day. Think surgeries, heart watches, or baby deliveries where folks need …
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