This file is a exact fit lookup between 2021 Output Areas to Clinical Commissioning Groups, Sustainability Transformation Partnerships and NHS England (Region), as at December 2021 in England and Wales. (File size - 67 MB). Field Names - OA21CD, CCG21CD, CCG21NM, CCG21NMW, STP21CD, STP21NM, NHSER21CD, NHSER21NMField Types - Text, Text, Text, Text, Text, Text, TextField Lengths - 9, 9, 59, 59, 9, 67, 9, 24REST URL of Feature Access Service – https://services1.arcgis.com/ESMARspQHYMw9BZ9/arcgis/rest/services/OAs_2021_to_CCGs_to_STPs_and_NHS_England_Region_Dec_2021_Lookup_in_England__2022/FeatureServer
For more information and an overview of best-fitting follow this link - https://geoportal.statistics.gov.uk/datasets/f0aac7ccbfd04cda9eb03e353c613faa/about