diff --git a/internal/interface/main-handler/encounter/request-validation.go b/internal/interface/main-handler/encounter/request-validation.go
index 025298fc..5963abcb 100644
--- a/internal/interface/main-handler/encounter/request-validation.go
+++ b/internal/interface/main-handler/encounter/request-validation.go
@@ -63,3 +63,26 @@ func validateRequestCheckIn(w http.ResponseWriter, i e.CheckinDto) (valid bool)
 
 	return true
 }
+
+func validateRequestCreate(w http.ResponseWriter, i e.CreateDto) (valid bool) {
+	switch {
+	case i.Class_Code == ere.ECAmbulatory:
+		if i.Ambulatory == nil {
+			rw.DataResponse(w, nil, d.FieldError{
+				Code:    dataValidationFail,
+				Message: "ambulatory required",
+			})
+		}
+	}
+
+	if i.Class_Code == ere.ECAmbulatory && i.Ambulatory.Class_Code == ere.ACCRme && i.Ambulatory.VisitMode_Code == ere.VMCAdm {
+		if *i.Rehab.AllocatedVisitCount == 0 {
+			rw.DataResponse(w, nil, d.FieldError{
+				Code:    dataValidationFail,
+				Message: "rehab.AllocatedVisitCode required",
+			})
+			return
+		}
+	}
+	return
+}