SELECT PEH.ResponseStatus FROM PatientEligibilityHistory PEH WHERE PEH.PatientId = " + patientId + " AND PEH.PayorId = " + payorId + " AND PEH.DateOfService = '" + dateOfService + "' AND PEH.Insured_Id = '" + insuredId + "' HAVING PEH.ResponseDateTime = select MAX(PEH.ResponseDateTime) from PatientEligibilityHistory