diff --git a/databricksx12/hls/claim.py b/databricksx12/hls/claim.py
index 79665ed..8898141 100644
--- a/databricksx12/hls/claim.py
+++ b/databricksx12/hls/claim.py
@@ -172,7 +172,7 @@ def _populate_subscriber_loop(self):
     def _populate_patient_loop(self) -> Dict[str, str]:
         # Note - if this doesn't exist then it's the same as subscriber loop
         # 01 = Spouse; 18 = Self; 19 = Child; G8 = Other
-        return self._populate_subscriber_loop() if self._first(self.subscriber_loop, "SBR").element(1) == "18" else PatientIdentity(
+        return self._populate_subscriber_loop() if self._first(self.subscriber_loop, "SBR").element(2) == "18" else PatientIdentity(
             nm1 = self._first(self.patient_loop, "NM1"),
             n3 = self._first(self.patient_loop, "N3"),
             n4 = self._first(self.patient_loop, "N4"),