PMID: 29998841Jul 13, 2018Paper

Short-term costs associated with non-medical switching in autoimmune conditions

Clinical and Experimental Rheumatology
Allan GibofskyArijit Ganguli

Abstract

To estimate short-term costs associated with non-medical switch (NMS) from originator biologics to biosimilars among stable patients with autoimmune conditions in rheumatology, gastroenterology, and dermatology from a US provider's and third-party payer's perspective. An economic model was constructed to estimate switching costs related to physician time and healthcare resource utilisation (HRU) at the initial NMS visit and over 3 months. The proportion of patients with relevant conditions treated with originators and expected NMS rate, physician time, HRU, and payer reimbursement were derived from a physician survey. Switching costs were estimated for a practice of 1,000 patients with relevant conditions by therapeutic area and for an insurance plan with 1 million individuals by therapeutic area and all areas combined. Switching cost drivers were assessed with one-way sensitivity analyses. Physicians expected extra 6 minutes for the NMS visit and 22 minutes over 3 months; NMS rates of 14.4%, 15.5%, and 17.7%; and 11.3%, 16.2%, and 33.2% of time not reimbursed for gastroenterology, rheumatology, and dermatology, respectively. The total switching costs for payer's were $771,460 (for n = 3,609 patients with an NMS rate of 16.6%),...Continue Reading

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