diff --git a/src/Action/Patient/Post.php b/src/Action/Patient/Post.php
index a6101d8..97b69ee 100644
--- a/src/Action/Patient/Post.php
+++ b/src/Action/Patient/Post.php
@@ -92,7 +92,6 @@ public function __invoke(Request $request, PatientManager $pm, QuestionManager $
             $parameters->get('upload_files_to_server') === 'true' ? true : false
         ), GenericEvents::FILE_UPLOAD);
 
-
         return $this->jsonResponse(
             Response::HTTP_CREATED,
             'Patient resource add success'
diff --git a/src/Action/Sms/SendVerificationSMS.php b/src/Action/Sms/SendVerificationSMS.php
index 9f3537b..01a8b62 100644
--- a/src/Action/Sms/SendVerificationSMS.php
+++ b/src/Action/Sms/SendVerificationSMS.php
@@ -5,6 +5,7 @@
 use App\Action\BaseAction;
 use App\Dto\Phone;
 use App\Form\PhoneType;
+use App\Manager\SMSManager;
 use App\Service\TTSMSing;
 use App\Util\Tools;
 use Exception;
@@ -49,7 +50,7 @@ class SendVerificationSMS extends BaseAction
      * @param TTSMSing $ttSMSing
      * @return View|FormInterface
      */
-    public function __invoke(Request $request, TTSMSing $ttSMSing)
+    public function __invoke(Request $request, TTSMSing $ttSMSing, SMSManager $sm)
     {
         $phone = new Phone();
 
@@ -70,6 +71,8 @@ public function __invoke(Request $request, TTSMSing $ttSMSing)
             );
         }
 
+        $sm->newSMS($verificationCode, $phone->getNumber());
+
         return $this->jsonResponse(
             Response::HTTP_OK,
             'Verification SMS successfully sent to patient',
diff --git a/src/Action/Sms/VerifySMS.php b/src/Action/Sms/VerifySMS.php
new file mode 100644
index 0000000..2e9416d
--- /dev/null
+++ b/src/Action/Sms/VerifySMS.php
@@ -0,0 +1,86 @@
+<?php
+
+namespace App\Action\Sms;
+
+use App\Action\BaseAction;
+use App\Dto\Phone;
+use App\Dto\VerificationCodeDto;
+use App\Form\PhoneType;
+use App\Form\VerificationCodeType;
+use App\Manager\SMSManager;
+use App\Service\TTSMSing;
+use App\Util\Tools;
+use Exception;
+use FOS\RestBundle\Controller\Annotations as Rest;
+use FOS\RestBundle\View\View;
+use Nelmio\ApiDocBundle\Annotation\Model;
+use Swagger\Annotations as SWG;
+use Symfony\Component\Form\FormInterface;
+use Symfony\Component\HttpFoundation\Request;
+use Symfony\Component\HttpFoundation\Response;
+
+/**
+ * Class VerifySMS
+ *
+ * @author Ghassen Karray <ghassen.karray@epfl.ch>
+ */
+class VerifySMS extends BaseAction
+{
+    /**
+     * Check if verification sms entered by the patient is valid
+     *
+     *
+     * @Rest\Post("/api/v1/sms/authentication/check")
+     *
+     * @SWG\Parameter(
+     *     name="verificationCode",
+     *     in="body",
+     *     required=true,
+     *     @Model(type=VerificationCodeType::class)
+     * )
+     *
+     * @SWG\Response(response=200, description="Verification code check success")
+     * @SWG\Response(response=400, description="Validation Failed")
+     * @SWG\Response(response=500, description="No SMS found for this phone number")
+     *
+     * @SWG\Tag(name="SMS")
+     *
+     * @Rest\View()
+     * @param Request $request
+     * @param SMSManager $sm
+     * @return View|FormInterface
+     */
+    public function __invoke(Request $request, SMSManager $sm)
+    {
+        $verificationCode = new VerificationCodeDto();
+
+        $form = $this->createForm(VerificationCodeType::class, $verificationCode);
+        $form->submit($request->request->all());
+        if (!$form->isValid()) {
+            return $form;
+        }
+
+        try{
+            $sms = $sm->getByPhoneNumber($verificationCode->getNumber());
+        } catch (Exception $exception) {
+            return $this->jsonResponse(
+                Response::HTTP_INTERNAL_SERVER_ERROR,
+                $exception->getMessage()
+            );
+        }
+
+        if($sms->getVerificationCode() != $verificationCode->getCode()) {
+            return $this->jsonResponse(
+                Response::HTTP_BAD_REQUEST,
+                "Validation Failed"
+            );
+        }
+
+        $sm->remove($sms);
+
+        return $this->jsonResponse(
+            Response::HTTP_OK,
+            'Verification code check success'
+        );
+    }
+}
diff --git a/src/Dto/VerificationCodeDto.php b/src/Dto/VerificationCodeDto.php
new file mode 100644
index 0000000..175e402
--- /dev/null
+++ b/src/Dto/VerificationCodeDto.php
@@ -0,0 +1,74 @@
+<?php
+
+namespace App\Dto;
+
+use Symfony\Component\Validator\Constraints as Assert;
+use Doctrine\ORM\Mapping as ORM;
+
+/**
+ * Class VerificationCodeDto
+ *
+ * @author Karray Ghassen <ghassen.karray@epfl.ch>
+ */
+class VerificationCodeDto
+{
+    /**
+     * @var string content
+     *
+     * @ORM\Column(type="string")
+     *
+     * @Assert\NotBlank
+     * @Assert\Length(
+     *      min = 6,
+     *      max = 6,
+     *      exactMessage="The verification code should have exactly {{ limit }} characters"
+     * )
+     */
+    private $code;
+
+    /**
+     * @var int number
+     *
+     * @ORM\Column(type="integer")
+     *
+     * @Assert\NotBlank
+     * @Assert\Length(
+     *      min = 8,
+     *      max = 8,
+     *      exactMessage="The verification code should have exactly {{ limit }} characters"
+     * )
+     */
+    private $number;
+
+    /**
+     * @return string|null
+     */
+    public function getCode(): ?string
+    {
+        return $this->code;
+    }
+
+    /**
+     * @param string $content
+     */
+    public function setCode(string $code): void
+    {
+        $this->code = $code;
+    }
+
+    /**
+     * @return int|null
+     */
+    public function getNumber(): ?int
+    {
+        return $this->number;
+    }
+
+    /**
+     * @param int $number
+     */
+    public function setNumber(int $number): void
+    {
+        $this->number = $number;
+    }
+}
\ No newline at end of file
diff --git a/src/Entity/VerificationSMS.php b/src/Entity/VerificationSMS.php
new file mode 100644
index 0000000..87dc527
--- /dev/null
+++ b/src/Entity/VerificationSMS.php
@@ -0,0 +1,67 @@
+<?php
+
+namespace App\Entity;
+
+use Doctrine\ORM\Mapping as ORM;
+use Symfony\Component\Validator\Constraints as Assert;
+
+/**
+ * @ORM\Entity(repositoryClass="App\Repository\VerificationSMSRepository")
+ */
+class VerificationSMS
+{
+    /**
+     * @ORM\Id()
+     * @ORM\GeneratedValue()
+     * @ORM\Column(type="integer")
+     */
+    private $id;
+
+    /**
+     * @var int The patient phone number
+     *
+     * @ORM\Column(type="integer")
+     *
+     * @Assert\NotBlank
+     * @Assert\Length(
+     *      min = 8,
+     *      max = 8,
+     *      exactMessage="The phone number should have exactly {{ limit }} characters"
+     * )
+     */
+    private $phoneNumber;
+
+    /**
+     * @ORM\Column(type="string", length=6)
+     */
+    private $verificationCode;
+
+    public function getId(): ?int
+    {
+        return $this->id;
+    }
+
+    public function getPhoneNumber(): ?int
+    {
+        return $this->phoneNumber;
+    }
+
+    public function setPhoneNumber(int $phoneNumber): self
+    {
+        $this->phoneNumber = $phoneNumber;
+
+        return $this;
+    }
+
+    public function getVerificationCode(): ?string
+    {
+        return $this->verificationCode;
+    }
+
+    public function setVerificationCode(string $verificationCode): self
+    {
+        $this->verificationCode = $verificationCode;
+
+        return $this;
+    }
+}
diff --git a/src/Form/VerificationCodeType.php b/src/Form/VerificationCodeType.php
new file mode 100644
index 0000000..0ef6594
--- /dev/null
+++ b/src/Form/VerificationCodeType.php
@@ -0,0 +1,31 @@
+<?php
+
+namespace App\Form;
+
+use App\Dto\VerificationCodeDto;
+use Symfony\Component\Form\AbstractType;
+use Symfony\Component\Form\Extension\Core\Type\IntegerType;
+use Symfony\Component\Form\FormBuilderInterface;
+use Symfony\Component\OptionsResolver\OptionsResolver;
+
+/**
+ * Class VerificationCodeType
+ *
+ * @author Karray Ghassen <ghassen.karray@epfl.ch>
+ */
+class VerificationCodeType extends AbstractType
+{
+    public function buildForm(FormBuilderInterface $builder, array $options)
+    {
+        $builder
+            ->add('code')
+            ->add('number', IntegerType::class);
+    }
+
+    public function configureOptions(OptionsResolver $resolver)
+    {
+        $resolver->setDefaults([
+            'data_class' => VerificationCodeDto::class,
+        ]);
+    }
+}
diff --git a/src/Manager/SMSManager.php b/src/Manager/SMSManager.php
new file mode 100644
index 0000000..2ec9f1c
--- /dev/null
+++ b/src/Manager/SMSManager.php
@@ -0,0 +1,65 @@
+<?php
+
+namespace App\Manager;
+
+use App\Entity\VerificationSMS;
+use Doctrine\ORM\EntityManagerInterface;
+
+/**
+ * Class SMSManager
+ *
+ * @author Karray Ghassen <ghassen.karray@epfl.ch>
+ */
+class SMSManager
+{
+    /**
+     * @var EntityManagerInterface
+     */
+    private $em;
+
+    /**
+     * SMSManager constructor.
+     *
+     * @param EntityManagerInterface $em
+     */
+    public function __construct(EntityManagerInterface $em)
+    {
+        $this->em = $em;
+    }
+
+    /**
+     * create a new verification sms entry
+     *
+     * @param string $code
+     * @param int $phone
+     */
+    public function newSMS(string $code, int $phone): void
+    {
+        $verificationSms = new VerificationSMS();
+        $verificationSms->setPhoneNumber($phone);
+        $verificationSms->setVerificationCode($code);
+
+        $this->em->persist($verificationSms);
+        $this->em->flush();
+    }
+
+    public function getByPhoneNumber(int $number): VerificationSMS
+    {
+        $sms = $this->em->getRepository(VerificationSMS::class)->findOneBy([
+            "phoneNumber"=>$number
+            ]);
+
+        if($sms) {
+            return $sms ;
+        } else {
+            throw new \Exception("No SMS found for this phone number");
+        }
+    }
+
+    public function remove(VerificationSMS $sms): void
+    {
+        $this->em->remove($sms);
+        $this->em->flush();
+    }
+
+}
diff --git a/src/Repository/VerificationSMSRepository.php b/src/Repository/VerificationSMSRepository.php
new file mode 100644
index 0000000..db9eefd
--- /dev/null
+++ b/src/Repository/VerificationSMSRepository.php
@@ -0,0 +1,50 @@
+<?php
+
+namespace App\Repository;
+
+use App\Entity\VerificationSMS;
+use Doctrine\Bundle\DoctrineBundle\Repository\ServiceEntityRepository;
+use Doctrine\Common\Persistence\ManagerRegistry;
+
+/**
+ * @method VerificationSMS|null find($id, $lockMode = null, $lockVersion = null)
+ * @method VerificationSMS|null findOneBy(array $criteria, array $orderBy = null)
+ * @method VerificationSMS[]    findAll()
+ * @method VerificationSMS[]    findBy(array $criteria, array $orderBy = null, $limit = null, $offset = null)
+ */
+class VerificationSMSRepository extends ServiceEntityRepository
+{
+    public function __construct(ManagerRegistry $registry)
+    {
+        parent::__construct($registry, VerificationSMS::class);
+    }
+
+    // /**
+    //  * @return VerificationSMS[] Returns an array of VerificationSMS objects
+    //  */
+    /*
+    public function findByExampleField($value)
+    {
+        return $this->createQueryBuilder('v')
+            ->andWhere('v.exampleField = :val')
+            ->setParameter('val', $value)
+            ->orderBy('v.id', 'ASC')
+            ->setMaxResults(10)
+            ->getQuery()
+            ->getResult()
+        ;
+    }
+    */
+
+    /*
+    public function findOneBySomeField($value): ?VerificationSMS
+    {
+        return $this->createQueryBuilder('v')
+            ->andWhere('v.exampleField = :val')
+            ->setParameter('val', $value)
+            ->getQuery()
+            ->getOneOrNullResult()
+        ;
+    }
+    */
+}
diff --git a/symfony.lock b/symfony.lock
index e087293..c397da7 100644
--- a/symfony.lock
+++ b/symfony.lock
@@ -268,7 +268,7 @@
         "version": "v2.1.3"
     },
     "php": {
-        "version": "7.3"
+        "version": "7.2"
     },
     "phpdocumentor/reflection-common": {
         "version": "2.0.0"