U.S.P.S. REGISTERED MAIL, i.e., March 30th, 2022 "RA 577 449 390 US” of "Notification ‘Affidavit of Acceptance for Value’” to "UNITY POINT HEALTH, ST. LUKE'S HOSPITAL"
Sent to return address P.O. Box 3026, CEDAR RAPIDS, IA 52406-3026 resulted in Delivered parcel, i.e., returned Mail to Original Sender , i.e., "UNITY POINT HEALTH, ST. LUKE'S HOSTPITAL".