Under Medicare’s Patient-Driven Groupings Model (PDGM), the clinical characteristics of each Home Health patient help determine reimbursement for each 30-day period of care. Those characteristics are summarized through the HIPPS code, which places each period into a case-mix group and ultimately helps determine the Medicare payment. Understanding the HIPPS Code Under PDGM, each 30-day period is classified based on five key components reflected in the HIPPS code: • Position 1