diff --git a/models/intermediate/int__person.sql b/models/intermediate/int__person.sql
index a17faef..f3cc436 100644
--- a/models/intermediate/int__person.sql
+++ b/models/intermediate/int__person.sql
@@ -19,9 +19,9 @@ SELECT
         WHEN upper(p.ethnicity) = 'NONHISPANIC' THEN 38003564
         ELSE 0
     END AS ethnicity_concept_id
-    , cast(NULL AS INTEGER) AS location_id
-    , cast(NULL AS INTEGER) AS provider_id
-    , cast(NULL AS INTEGER) AS care_site_id
+    , {{ dbt.cast("NULL", api.Column.translate_type("integer")) }}  AS location_id
+    , {{ dbt.cast("NULL", api.Column.translate_type("integer")) }}  AS provider_id
+    , {{ dbt.cast("NULL", api.Column.translate_type("integer")) }}  AS care_site_id
     , p.patient_id AS person_source_value
     , p.patient_gender AS gender_source_value
     , 0 AS gender_source_concept_id
diff --git a/models/omop/visit_detail.sql b/models/omop/visit_detail.sql
index 1c97563..bf9d119 100644
--- a/models/omop/visit_detail.sql
+++ b/models/omop/visit_detail.sql
@@ -21,7 +21,7 @@ SELECT
     , av.visit_end_date AS visit_detail_end_datetime
     , 32827 AS visit_detail_type_concept_id
     , pr.provider_id
-    , cast(NULL AS INTEGER) AS care_site_id
+    , {{ dbt.cast("NULL", api.Column.translate_type("integer")) }}  AS care_site_id
     , 0 AS admitted_from_concept_id
     , 0 AS discharged_to_concept_id
     , lag(av.visit_occurrence_id)
@@ -34,7 +34,7 @@ SELECT
     , 0 AS visit_detail_source_concept_id
     , NULL AS admitted_from_source_value
     , NULL AS discharged_to_source_value
-    , cast(NULL AS INTEGER) AS parent_visit_detail_id
+    , {{ dbt.cast("NULL", api.Column.translate_type("integer")) }}  AS parent_visit_detail_id
     , av.visit_occurrence_id
 FROM {{ ref( 'int__all_visits') }} AS av
 INNER JOIN {{ ref( 'person') }} AS p
diff --git a/models/omop/visit_occurrence.sql b/models/omop/visit_occurrence.sql
index 6b9b50a..dfe7615 100644
--- a/models/omop/visit_occurrence.sql
+++ b/models/omop/visit_occurrence.sql
@@ -16,7 +16,7 @@ SELECT
     , av.visit_end_date AS visit_end_datetime
     , 32827 AS visit_type_concept_id
     , pr.provider_id
-    , cast(NULL AS INTEGER) AS care_site_id
+    , {{ dbt.cast("NULL", api.Column.translate_type("integer")) }}  AS care_site_id
     , av.encounter_id AS visit_source_value
     , 0 AS visit_source_concept_id
     , 0 AS admitted_from_concept_id