diff --git a/Integrations/src/main/java/io/deephaven/integrations/python/PythonValueGetter.java b/Integrations/src/main/java/io/deephaven/integrations/python/PythonValueGetter.java
index 9319688b2cd..da2349816c2 100644
--- a/Integrations/src/main/java/io/deephaven/integrations/python/PythonValueGetter.java
+++ b/Integrations/src/main/java/io/deephaven/integrations/python/PythonValueGetter.java
@@ -49,21 +49,33 @@ static int getInt(PyObject valueIn) {
         if (valueIn == null) {
             return QueryConstants.NULL_INT;
         }
-        return valueIn.getIntValue();
+        long ll = valueIn.getLongValue();
+        if ((int) ll != ll) {
+            throw new ArithmeticException("The PyObject value is outside Integer range.");
+        }
+        return (int) ll;
     }
 
     static short getShort(PyObject valueIn) {
         if (valueIn == null) {
-            return QueryConstants.NULL_SHORT;
+            return QueryConstants.NULL_SHORT; // NB: should there be a getShortValue() in jpy?
+        }
+        long ll = valueIn.getLongValue();
+        if ((short) ll != ll) {
+            throw new ArithmeticException("The PyObject value is outside Short range.");
         }
-        return (short) valueIn.getIntValue(); // NB: should there be a getShortValue() in jpy?
+        return (short) ll;
     }
 
     static byte getByte(PyObject valueIn) {
         if (valueIn == null) {
             return QueryConstants.NULL_BYTE; // NB: should there be a getByteValue() in jpy?
         }
-        return (byte) valueIn.getIntValue();
+        long ll = valueIn.getLongValue();
+        if ((byte) ll != ll) {
+            throw new ArithmeticException("The PyObject value is outside Byte range.");
+        }
+        return (byte) ll;
     }
 
     static Boolean getBoolean(PyObject valueIn) {