def member_exists(all_members, new_member):
    """
    Look through all parsed members and return True when an identicle member is found based on their last, first name,
    middle initial, date of birth, and medicaid ID.
    :param all_members:
    :param new_member:
    :return: Boolean
    """
    for member in all_members:
        if member.medicaid_id == new_member.medicaid_id \
                and member.last_name == new_member.last_name \
                and member.first_name == new_member.first_name \
                and member.middle_initial == new_member.middle_initial \
                and member.date_of_birth == new_member.date_of_birth:
            return True
    return False