<xsd:simpleType name="MedicareEntitlementReasonCodeEnumType">
    <xsd:annotation>
        <xsd:documentation>A set of codes classifying the reason for entitlement under the U.S. Medicare program.</xsd:documentation>
    </xsd:annotation>
    <xsd:restriction base="xsd:normalizedString">
        <xsd:enumeration value="Age" />
        <xsd:enumeration value="ESRD">
            <xsd:annotation>
                <xsd:documentation>ESRD (end-stage renal disease). An type of entitlement under Medicare for persons with permanent kidney failure. That stage of renal impairment that appears irreversible and permanent, and requires a regular course of dialysis or kidney transplantation to maintain life.</xsd:documentation>
            </xsd:annotation>
        </xsd:enumeration>
        <xsd:enumeration value="Disabled" />
        <xsd:enumeration value="WorkingDisabled" />
        <xsd:enumeration value="Unknown" />
    </xsd:restriction>
</xsd:simpleType>