Ascension Seton Hays Medical Records Fax Number - Shireen . Health (8 days ago) Please note ascension seton hays medical records fax number that the phone number from the subhub the vaccine do not call them: "ascension medical group seton is in the process of reviewing medical records for all existing patients. Haysmedical center 2220 canterbury hays, kansas 67601. 8:00 am 4:30 pm monday ....