<?php

use Illuminate\Support\Facades\Schema;
use Illuminate\Database\Schema\Blueprint;
use Illuminate\Database\Migrations\Migration;

class CreateHospitalsTable extends Migration
{
    /**
     * Run the migrations.
     *
     * @return void
     */
    public function up()
    {
        Schema::create('hospitals', function (Blueprint $table) {
            $table->increments('id');
            $table->string('provider_id');
            $table->string('name');
            $table->string('address');
            $table->string('city');
            $table->string('state');
            $table->string('zipcode');
            $table->string('county');
            $table->string('phone');
            $table->string('type');
            $table->string('ownership');
            $table->boolean('emergency_services');
            $table->string('human_address')->default("");
            $table->decimal('latitude', 18, 15);
            $table->decimal('longitude', 18, 15);
            $table->timestamps();
        });
    }

    /**
     * Reverse the migrations.
     *
     * @return void
     */
    public function down()
    {
        Schema::dropIfExists('hospitals');
    }
}

<?php

use Illuminate\Support\Facades\Schema;
use Illuminate\Database\Schema\Blueprint;
use Illuminate\Database\Migrations\Migration;

class CreateHospitalsTable extends Migration
{
    /**
     * Run the migrations.
     *
     * @return void
     */
    public function up()
    {
        Schema::create('hospitals', function (Blueprint $table) {
            $table->increments('id');
            $table->string('provider_id')->nullable();
            $table->string('name')->nullable();
            $table->string('address')->nullable();
            $table->string('city')->nullable();
            $table->string('state')->nullable();
            $table->string('zipcode')->nullable();
            $table->string('county')->nullable();
            $table->string('phone')->nullable();
            $table->string('type')->nullable();
            $table->string('ownership')->nullable();
            $table->boolean('emergency_services')->nullable();
            $table->string('human_address')->nullable();
            $table->decimal('latitude', 18, 15)->nullable();
            $table->decimal('longitude', 18, 15)->nullable();
            $table->timestamps();
        });
    }

    /**
     * Reverse the migrations.
     *
     * @return void
     */
    public function down()
    {
        Schema::dropIfExists('hospitals');
    }
}

Allow nullable on all fields.
Allow nullable on all fields.
