Inclusion Criteria:  Patient is an inpatient at Evanston Hospital Patient is followed by the heart failure service team after discharge Patient has a history of heart failure Patient received at least one dose of IV diuretic at index hospitalization Symptoms corresponding to NYHA function class II-IV Patient has heart failure with reduced left ventricular ejection fraction (LVEF)<40%, or HF with mid-ranged ejection fraction (LVEF 40-50%), or HF with preserved ejection fraction (LVEF≥50%) Patient is in the top 50% risk of readmission across NorthShore University HealthSystem's CAPE 30-day readmission model Patient is at least 18 years of age Patient is fluent in English Patient agrees to protocol-required procedures  Exclusion Criteria:  Patient has cognitive or physical limitations that, in the investigator's opinion, limit the patient's ability to maintain patch device and phone Patient has visual impairments Patient has an allergy to hydrocolloid adhesives Patient has present skin damage preventing them from wearing a study device Patient has renal dysfunction requiring dialysis Patient has CardioMEMS Pregnancy Patient receiving hospice care