diff --git a/api-docs/generated/openapi.json b/api-docs/generated/openapi.json
index f840258..5485b62 100644
--- a/api-docs/generated/openapi.json
+++ b/api-docs/generated/openapi.json
@@ -775,6 +775,119 @@
         }
       }
     },
+    "/uploadDocument/{programid}": {
+      "post": {
+        "tags": [
+          "document"
+        ],
+        "summary": "Upload Document",
+        "operationId": "upload_document_uploadDocument__programid__post",
+        "security": [
+          {
+            "JwtBearerAuth": []
+          }
+        ],
+        "parameters": [
+          {
+            "name": "programid",
+            "in": "path",
+            "required": true,
+            "schema": {
+              "type": "integer",
+              "title": "Programid"
+            }
+          },
+          {
+            "name": "file_tag",
+            "in": "query",
+            "required": false,
+            "schema": {
+              "type": "string",
+              "title": "File Tag"
+            }
+          }
+        ],
+        "requestBody": {
+          "required": true,
+          "content": {
+            "multipart/form-data": {
+              "schema": {
+                "$ref": "#/components/schemas/Body_upload_document_uploadDocument__programid__post"
+              }
+            }
+          }
+        },
+        "responses": {
+          "200": {
+            "description": "Successful Response",
+            "content": {
+              "application/json": {
+                "schema": {
+                  "$ref": "#/components/schemas/DocumentFile"
+                }
+              }
+            }
+          },
+          "422": {
+            "description": "Validation Error",
+            "content": {
+              "application/json": {
+                "schema": {
+                  "$ref": "#/components/schemas/HTTPValidationError"
+                }
+              }
+            }
+          }
+        }
+      }
+    },
+    "/getDocument/{document_id}": {
+      "get": {
+        "tags": [
+          "document"
+        ],
+        "summary": "Get Document By Id",
+        "operationId": "get_document_by_id_getDocument__document_id__get",
+        "security": [
+          {
+            "JwtBearerAuth": []
+          }
+        ],
+        "parameters": [
+          {
+            "name": "document_id",
+            "in": "path",
+            "required": true,
+            "schema": {
+              "type": "integer",
+              "title": "Document Id"
+            }
+          }
+        ],
+        "responses": {
+          "200": {
+            "description": "Successful Response",
+            "content": {
+              "application/json": {
+                "schema": {
+                  "$ref": "#/components/schemas/DocumentFile"
+                }
+              }
+            }
+          },
+          "422": {
+            "description": "Validation Error",
+            "content": {
+              "application/json": {
+                "schema": {
+                  "$ref": "#/components/schemas/HTTPValidationError"
+                }
+              }
+            }
+          }
+        }
+      }
+    },
     "/auth/profile": {
       "get": {
         "tags": [
@@ -1542,6 +1655,33 @@
         "type": "object",
         "title": "BenefitDetails"
       },
+      "Body_upload_document_uploadDocument__programid__post": {
+        "properties": {
+          "file": {
+            "type": "string",
+            "format": "binary",
+            "title": "File"
+          }
+        },
+        "type": "object",
+        "required": [
+          "file"
+        ],
+        "title": "Body_upload_document_uploadDocument__programid__post"
+      },
+      "DocumentFile": {
+        "properties": {
+          "name": {
+            "type": "string",
+            "title": "Name"
+          }
+        },
+        "type": "object",
+        "required": [
+          "name"
+        ],
+        "title": "DocumentFile"
+      },
       "ErrorListResponse": {
         "properties": {
           "errors": {
@@ -1784,7 +1924,6 @@
         "enum": [
           "oauth2_auth_code"
         ],
-        "const": "oauth2_auth_code",
         "title": "LoginProviderTypes"
       },
       "PhoneNumber": {
diff --git a/src/openg2p_portal_api/dependencies.py b/src/openg2p_portal_api/dependencies.py
index fa65f73..114e088 100644
--- a/src/openg2p_portal_api/dependencies.py
+++ b/src/openg2p_portal_api/dependencies.py
@@ -30,8 +30,12 @@ async def __call__(
                 message="Unauthorized. Invalid Auth Provider. ID Type not configured."
             )
 
+        mapped_res = AuthOauthProviderORM.map_validation_response(
+            res.model_dump(), id_type_config["token_map"]
+        )
+
         partners = await RegIDORM.get_partner_by_reg_id(
-            id_type_config["g2p_id_type"], res.sub
+            id_type_config["g2p_id_type"], mapped_res.get("user_id")
         )
         if not partners:
             raise UnauthorizedError(
diff --git a/src/openg2p_portal_api/models/orm/auth_oauth_provider.py b/src/openg2p_portal_api/models/orm/auth_oauth_provider.py
index 7132248..b17718d 100644
--- a/src/openg2p_portal_api/models/orm/auth_oauth_provider.py
+++ b/src/openg2p_portal_api/models/orm/auth_oauth_provider.py
@@ -40,6 +40,7 @@ class AuthOauthProviderORM(BaseORMModel):
     jwt_assertion_aud: Mapped[Optional[str]] = mapped_column()
 
     scope: Mapped[Optional[str]] = mapped_column()
+    enable_pkce: Mapped[Optional[str]] = mapped_column()
     code_verifier: Mapped[Optional[str]] = mapped_column()
     date_format: Mapped[Optional[str]] = mapped_column()
     company_id: Mapped[Optional[int]] = mapped_column()
@@ -154,6 +155,7 @@ def map_auth_provider_to_login_provider(self) -> LoginProvider:
                 response_type=response_type,
                 redirect_uri=self.g2p_portal_oauth_callback_url or "",
                 scope=self.scope,
+                enable_pkce=self.enable_pkce,
                 code_verifier=self.code_verifier,
                 extra_authorize_parameters=orjson.loads(
                     self.extra_authorize_params or "{}"
diff --git a/src/openg2p_portal_api/services/partner_service.py b/src/openg2p_portal_api/services/partner_service.py
index 9320fd3..9ce245e 100644
--- a/src/openg2p_portal_api/services/partner_service.py
+++ b/src/openg2p_portal_api/services/partner_service.py
@@ -31,15 +31,16 @@ async def check_and_create_partner(
                 message="Invalid Auth Provider Configuration. ID Type not configured."
             )
 
+        validation = AuthOauthProviderORM.map_validation_response(
+            validation, id_type_config["token_map"]
+        )
         reg_id_res = await RegIDORM.get_partner_by_reg_id(
-            id_type_config["g2p_id_type"], validation["sub"]
+            id_type_config["g2p_id_type"], validation["user_id"]
         )
 
         if not reg_id_res:
-            id_value = validation["sub"]
-            validation = AuthOauthProviderORM.map_validation_response(
-                validation, id_type_config["token_map"]
-            )
+            id_value = validation["user_id"]
+
             name = validation.pop("name", "")
             partner_dict = {
                 "given_name": name.split(" ")[0],