Neosho Memorial Regional Medical Center Employee Webmail. (8 days ago) All Neosho Memorial Regional Medical Center employees may visit this page to log in to their employee portal, employee webmail or Healthstreams. 629 S. Plummer Ave., Chanute, KS 66720; 620.431.4000 Pay a Bill Telehealth Home; Quick Links. Additional mRNA COVID-19 Vaccine Dose..