diff --git a/src/main/java/com/mirna/hospitalmanagementapi/domain/dtos/AddressDTO.java b/src/main/java/com/mirna/hospitalmanagementapi/domain/dtos/AddressDTO.java
index 704d9dc..e92e954 100644
--- a/src/main/java/com/mirna/hospitalmanagementapi/domain/dtos/AddressDTO.java
+++ b/src/main/java/com/mirna/hospitalmanagementapi/domain/dtos/AddressDTO.java
@@ -1,5 +1,27 @@
 package com.mirna.hospitalmanagementapi.domain.dtos;
 
-public record AddressDTO(String street, String neighborhood, String zipCode, String city, String state,
-		String additionalDetails, String houseNumber) {
+import jakarta.validation.constraints.NotBlank;
+import jakarta.validation.constraints.Pattern;
+
+public record AddressDTO(
+		
+		@NotBlank(message="street cannot be blank")
+		String street, 
+		
+		@NotBlank(message="neighborhood cannot be blank")
+		String neighborhood, 
+		
+		@NotBlank(message="zipCode cannot be blank")
+		@Pattern(regexp="\\d{8}", message="invalid format for zipCode")
+		String zipCode, 
+		
+		@NotBlank(message="city cannot be blank")
+		String city, 
+		
+		@NotBlank(message="state cannot be blank")
+		String state,
+		
+		String additionalDetails, 
+	
+		String houseNumber) {
 }
diff --git a/src/main/java/com/mirna/hospitalmanagementapi/domain/dtos/DoctorDTO.java b/src/main/java/com/mirna/hospitalmanagementapi/domain/dtos/DoctorDTO.java
index ad9cce9..06756b3 100644
--- a/src/main/java/com/mirna/hospitalmanagementapi/domain/dtos/DoctorDTO.java
+++ b/src/main/java/com/mirna/hospitalmanagementapi/domain/dtos/DoctorDTO.java
@@ -2,6 +2,34 @@ package com.mirna.hospitalmanagementapi.domain.dtos;
 
 import com.mirna.hospitalmanagementapi.domain.enums.Speciality;
 
-public record DoctorDTO(String name, String email, String crm, String telephone, Speciality speciality, AddressDTO addressDTO) {
+import jakarta.validation.Valid;
+import jakarta.validation.constraints.Email;
+import jakarta.validation.constraints.NotBlank;
+import jakarta.validation.constraints.NotNull;
+import jakarta.validation.constraints.Pattern;
+
+public record DoctorDTO(
+		
+		@NotBlank(message="name cannot be blank")
+		String name, 
+		
+		@NotBlank(message="email cannot be blank")
+		@Email(message="invalid format for email")
+		String email, 
+		
+		@NotBlank(message="crm cannot be blank")
+		@Pattern(regexp = "\\d{4,6}", message="invalid format for crm")
+		String crm, 
+		
+		@NotBlank(message="telephone cannot be blank")
+		String telephone, 
+		
+		@NotNull(message="speciality cannot be null")
+		@Valid
+		Speciality speciality, 
+		
+		@NotNull(message="address cannot be null")
+		@Valid
+		AddressDTO address) {
 
 }