diff --git a/src/main/java/cotato/growingpain/auth/controller/AuthController.java b/src/main/java/cotato/growingpain/auth/controller/AuthController.java
index 2254124..6796b7c 100644
--- a/src/main/java/cotato/growingpain/auth/controller/AuthController.java
+++ b/src/main/java/cotato/growingpain/auth/controller/AuthController.java
@@ -11,6 +11,7 @@
 import cotato.growingpain.security.jwt.Token;
 import cotato.growingpain.security.jwt.dto.request.ReissueRequest;
 import cotato.growingpain.security.jwt.dto.response.ReissueResponse;
+import cotato.growingpain.security.oauth.AuthProvider;
 import io.swagger.v3.oas.annotations.Operation;
 import io.swagger.v3.oas.annotations.media.Content;
 import io.swagger.v3.oas.annotations.media.Schema;
@@ -44,7 +45,7 @@ public class AuthController {
     @ResponseStatus(HttpStatus.OK )
     public Response<Token> joinAuth(@RequestBody @Valid LoginRequest request) {
         log.info("[일반 로그인 컨트롤러]: {}", request.email());
-        return Response.createSuccess("회원가입 및 로그인 완료", authService.createLoginInfo(request));
+        return Response.createSuccess("회원가입 및 로그인 완료", authService.createLoginInfo(AuthProvider.GENERAL, request));
     }
 
     @Operation(summary = "추가 정보 입력", description = "최초 로그인 (회원가입) 시 추가 정보를 입력하는 메소드")
diff --git a/src/main/java/cotato/growingpain/auth/service/AuthService.java b/src/main/java/cotato/growingpain/auth/service/AuthService.java
index a661144..c7f8133 100644
--- a/src/main/java/cotato/growingpain/auth/service/AuthService.java
+++ b/src/main/java/cotato/growingpain/auth/service/AuthService.java
@@ -42,7 +42,7 @@ public class AuthService {
     private final BlackListRepository blackListRepository;
 
     @Transactional
-    public Token createLoginInfo(LoginRequest request) {
+    public Token createLoginInfo(AuthProvider authProvider, LoginRequest request) {
 
         Optional<Member> existingMember = memberRepository.findByEmail(request.email());
 
@@ -72,13 +72,7 @@ public Token createLoginInfo(LoginRequest request) {
 
             log.info("[회원 가입 서비스]: {}", request.email());
 
-            Member member = Member.builder()
-                    .password(bCryptPasswordEncoder.encode(request.password()))
-                    .email(request.email())
-                    .memberRole(MemberRole.PENDING)
-                    .authProvider(AuthProvider.GENERAL)
-                    .build();
-            memberRepository.save(member);
+            Member member = registerMember(authProvider, request.email(), request.password());
 
             // 회원가입 성공 후 토큰 생성 및 반환
             Token token = jwtTokenProvider.createToken(member.getId(), member.getEmail(), MemberRole.PENDING.getDescription());
@@ -89,6 +83,19 @@ public Token createLoginInfo(LoginRequest request) {
         }
     }
 
+    private Member registerMember(AuthProvider authProvider, String email, String password) {
+        Member.MemberBuilder memberBuilder = Member.builder()
+                .email(email)
+                .authProvider(authProvider)
+                .memberRole(MemberRole.PENDING);
+
+        if (authProvider == AuthProvider.GENERAL) {
+            memberBuilder.password(bCryptPasswordEncoder.encode(password));
+        }
+
+        return memberRepository.save(memberBuilder.build());
+    }
+
     @Transactional
     public Token completeSignup(CompleteSignupRequest request, String accessToken) {