You could have an error in your structured data. Check the list of structured facts glitches as well as the Unparsable structured information report. The next portion is the particular identifier. We suggest separating the ICD plus the identifier with a colon character (U+003A). Popular ICD values include things like: https://barilliancepricing99987.mysticwiki.com/846532/a_simple_key_for_seo_automatique_google_rich_snippets_json_ld_open_graph_unveiled