Versions of Iowa Code 271.4 - Patient treatment on LawServer 2024 Iowa Code 271.4 – Patient treatment 2023 Iowa Code 271.4 – Patient treatment 2022 Iowa Code 271.4 – Patient treatment 2020 Iowa Code 271.4 – Patient treatment 2018 Iowa Code 271.4 – Patient treatment 2016 Iowa Code 271.4 – Patient treatment 2014 Iowa Code 271.4 – Patient treatment. 2009 Iowa Code 271.4 – Patient treatment