Update: Check number 318-266-8270. "Seniors need medical alert system." Other postings at 800notes indicate that call came from Shreveport/Monroe/Bossier City, Louisiana. Could be from Elite Information Solutions out of Florida. Do report this to the FTC, and note that it may hve to do with case #36077052.
Additional comment: "Press button so-and-so to get off the calling list."