diff --git a/susconecta/components/forms/doctor-registration-form.tsx b/susconecta/components/forms/doctor-registration-form.tsx
index 7c29f30..51530d7 100644
--- a/susconecta/components/forms/doctor-registration-form.tsx
+++ b/susconecta/components/forms/doctor-registration-form.tsx
@@ -1,6 +1,7 @@
 "use client";
 
 import { useEffect, useMemo, useState } from "react";
+import { parse } from 'date-fns';
 import { Button } from "@/components/ui/button";
 import { Input } from "@/components/ui/input";
 import { Label } from "@/components/ui/label";
@@ -429,18 +430,35 @@ function setField<T extends keyof FormData>(k: T, v: FormData[T]) {
   }
 
 function toPayload(): MedicoInput {
-  // Converte dd/MM/yyyy para ISO (yyyy-MM-dd) se possível
+  // Converte data de nascimento para ISO (yyyy-MM-dd) tentando vários formatos
   let isoDate: string | null = null;
   try {
-    const parts = String(form.data_nascimento).split(/\D+/).filter(Boolean);
-    if (parts.length === 3) {
-      const [d, m, y] = parts;
-      const date = new Date(Number(y), Number(m) - 1, Number(d));
-      if (!isNaN(date.getTime())) {
-        isoDate = date.toISOString().slice(0, 10);
+    const raw = String(form.data_nascimento || '').trim();
+    if (raw) {
+      const formats = ['dd/MM/yyyy', 'dd-MM-yyyy', 'yyyy-MM-dd', 'MM/dd/yyyy'];
+      for (const f of formats) {
+        try {
+          const d = parse(raw, f, new Date());
+          if (!isNaN(d.getTime())) {
+            isoDate = d.toISOString().slice(0, 10);
+            break;
+          }
+        } catch (e) {
+          // ignore and try next
+        }
+      }
+      if (!isoDate) {
+        const parts = raw.split(/\D+/).filter(Boolean);
+        if (parts.length === 3) {
+          const [d, m, y] = parts;
+          const date = new Date(Number(y), Number(m) - 1, Number(d));
+          if (!isNaN(date.getTime())) isoDate = date.toISOString().slice(0, 10);
+        }
       }
     }
-  } catch {}
+  } catch (err) {
+    console.debug('[DoctorForm] parse data_nascimento failed:', form.data_nascimento, err);
+  }
 
   return {
     user_id: null,
@@ -512,9 +530,42 @@ async function handleSubmit(ev: React.FormEvent) {
       console.log("Enviando os dados para a API:", medicoPayload);
       
       // 1. Cria o perfil do médico na tabela doctors
-      const savedDoctorProfile = await criarMedico(medicoPayload);
+      let savedDoctorProfile: any = await criarMedico(medicoPayload);
       console.log("✅ Perfil do médico criado:", savedDoctorProfile);
 
+      // Fallback: some create flows don't persist optional fields like birth_date/cep/sexo.
+      // If the returned object is missing those but our payload included them,
+      // attempt a PATCH (atualizarMedico) to force persistence, mirroring the edit flow.
+      try {
+        const resultAny = savedDoctorProfile as any;
+        let createdDoctorId: string | null = null;
+        if (resultAny) {
+          if (resultAny.id) createdDoctorId = String(resultAny.id);
+          else if (resultAny.doctor && resultAny.doctor.id) createdDoctorId = String(resultAny.doctor.id);
+          else if (resultAny.doctor_id) createdDoctorId = String(resultAny.doctor_id);
+          else if (Array.isArray(resultAny) && resultAny[0]?.id) createdDoctorId = String(resultAny[0].id);
+        }
+
+        const missing: string[] = [];
+        if (createdDoctorId) {
+          if (!resultAny?.birth_date && medicoPayload.birth_date) missing.push('birth_date');
+          if (!resultAny?.cep && medicoPayload.cep) missing.push('cep');
+          // creation payload uses form.sexo (not medicoPayload.sex/sexo), so check form
+          if (!(resultAny?.sex || resultAny?.sexo) && form.sexo) missing.push('sex');
+        }
+
+        if (createdDoctorId && missing.length) {
+          console.debug('[DoctorForm] create returned without fields, attempting PATCH fallback for:', missing);
+          const patched = await atualizarMedico(String(createdDoctorId), medicoPayload).catch((e) => { console.warn('[DoctorForm] fallback PATCH failed:', e); return null; });
+          if (patched) {
+            console.debug('[DoctorForm] fallback PATCH result:', patched);
+            savedDoctorProfile = patched;
+          }
+        }
+      } catch (e) {
+        console.warn('[DoctorForm] error during fallback PATCH:', e);
+      }
+
         // The server-side Edge Function `criarMedico` should perform the privileged
         // operations (create doctor row and auth user) and return a normalized
         // envelope or the created doctor object. We rely on that single-call flow
diff --git a/susconecta/components/forms/patient-registration-form.tsx b/susconecta/components/forms/patient-registration-form.tsx
index 31cd412..c362189 100644
--- a/susconecta/components/forms/patient-registration-form.tsx
+++ b/susconecta/components/forms/patient-registration-form.tsx
@@ -1,7 +1,7 @@
 "use client";
 
 import { useEffect, useMemo, useState } from "react";
-import { format, parseISO } from "date-fns";
+import { format, parseISO, parse } from "date-fns";
 import { Button } from "@/components/ui/button";
 import { Input } from "@/components/ui/input";
 import { Label } from "@/components/ui/label";
@@ -190,11 +190,35 @@ export function PatientRegistrationForm({
   function toPayload(): PacienteInput {
     let isoDate: string | null = null;
     try {
-      const parts = String(form.birth_date).split(/\D+/).filter(Boolean);
-      if (parts.length === 3) {
-        const [d, m, y] = parts; const date = new Date(Number(y), Number(m) - 1, Number(d)); if (!isNaN(date.getTime())) isoDate = date.toISOString().slice(0, 10);
+      const raw = String(form.birth_date || '').trim();
+      if (raw) {
+        // Try common formats first
+        const formats = ['dd/MM/yyyy', 'dd-MM-yyyy', 'yyyy-MM-dd', 'MM/dd/yyyy'];
+        for (const f of formats) {
+          try {
+            const d = parse(raw, f, new Date());
+            if (!isNaN(d.getTime())) {
+              isoDate = d.toISOString().slice(0, 10);
+              break;
+            }
+          } catch (e) {
+            // ignore and try next format
+          }
+        }
+
+        // Fallback: split numeric parts (handles 'dd mm yyyy' or 'ddmmyyyy' with separators)
+        if (!isoDate) {
+          const parts = raw.split(/\D+/).filter(Boolean);
+          if (parts.length === 3) {
+            const [d, m, y] = parts;
+            const date = new Date(Number(y), Number(m) - 1, Number(d));
+            if (!isNaN(date.getTime())) isoDate = date.toISOString().slice(0, 10);
+          }
+        }
       }
-    } catch {}
+    } catch (err) {
+      console.debug('[PatientForm] parse birth_date failed:', form.birth_date, err);
+    }
     return {
       full_name: form.nome,
       social_name: form.nome_social || null,
@@ -236,13 +260,42 @@ export function PatientRegistrationForm({
       } else {
         // create
         const patientPayload = toPayload();
+        // Debug helper: log the exact payload being sent to criarPaciente so
+        // we can inspect whether `sex`, `birth_date` and `cep` are present
+        // before the network request. This helps diagnose backends that
+        // ignore alternate field names or strip optional fields.
+        console.debug('[PatientForm] payload before criarPaciente:', patientPayload);
         // require phone when email present for single-call function
         if (form.email && form.email.includes('@') && (!form.telefone || !String(form.telefone).trim())) {
           setErrors((e) => ({ ...e, telefone: 'Telefone é obrigatório quando email é informado (fluxo de criação único).' })); setSubmitting(false); return;
         }
-        const savedPatientProfile = await criarPaciente(patientPayload);
+        let savedPatientProfile: any = await criarPaciente(patientPayload);
         console.log('Perfil do paciente criado (via Function):', savedPatientProfile);
 
+        // Fallback: some backend create flows (create-user-with-password) do not
+        // persist optional patient fields like sex/cep/birth_date. The edit flow
+        // (atualizarPaciente) writes directly to the patients table and works.
+        // To make create behave like edit, attempt a PATCH right after create
+        // when any of those fields are missing from the returned object.
+        try {
+          const pacienteId = savedPatientProfile?.id || savedPatientProfile?.patient_id || savedPatientProfile?.user_id;
+          const missing: string[] = [];
+          if (!savedPatientProfile?.sex && patientPayload.sex) missing.push('sex');
+          if (!savedPatientProfile?.cep && patientPayload.cep) missing.push('cep');
+          if (!savedPatientProfile?.birth_date && patientPayload.birth_date) missing.push('birth_date');
+
+          if (pacienteId && missing.length) {
+            console.debug('[PatientForm] criando paciente: campos faltando no retorno do create, tentando PATCH fallback:', missing);
+            const patched = await atualizarPaciente(String(pacienteId), patientPayload).catch((e) => { console.warn('[PatientForm] fallback PATCH falhou:', e); return null; });
+            if (patched) {
+              console.debug('[PatientForm] fallback PATCH result:', patched);
+              savedPatientProfile = patched;
+            }
+          }
+        } catch (e) {
+          console.warn('[PatientForm] erro ao tentar fallback PATCH:', e);
+        }
+
         const maybePassword = (savedPatientProfile as any)?.password || (savedPatientProfile as any)?.generated_password;
         if (maybePassword) {
           setCredentials({ email: (savedPatientProfile as any).email || form.email, password: String(maybePassword), userName: form.nome, userType: 'paciente' });
diff --git a/susconecta/lib/api.ts b/susconecta/lib/api.ts
index 71758e6..46fdbd1 100644
--- a/susconecta/lib/api.ts
+++ b/susconecta/lib/api.ts
@@ -125,6 +125,7 @@ export type Medico = {
 // ...existing code...
 export type MedicoInput = {
   user_id?: string | null;
+  sexo?: string | null;
   crm: string;
   crm_uf: string;
   specialty: string;
@@ -1526,6 +1527,29 @@ export async function criarPaciente(input: PacienteInput): Promise<Paciente> {
   if (input.social_name) payload.social_name = input.social_name;
   if (input.notes) payload.notes = input.notes;
 
+  // Add compatibility aliases so different backend schemas accept these fields
+  try {
+    if (input.cep) {
+      const cleanedCep = String(input.cep).replace(/\D/g, '');
+      if (cleanedCep) {
+        payload.postal_code = cleanedCep;
+        payload.zip = cleanedCep;
+      }
+    }
+  } catch (e) { /* ignore */ }
+
+  if (input.birth_date) {
+    payload.date_of_birth = input.birth_date;
+    payload.dob = input.birth_date;
+    payload.birthdate = input.birth_date;
+  }
+
+  if (input.sex) {
+    payload.sex = input.sex;
+    payload.sexo = input.sex;
+    payload.gender = input.sex;
+  }
+
   // Call the create-user-with-password endpoint (try functions path then root)
   const fnUrls = [
     `${API_BASE}/functions/v1/create-user-with-password`,
@@ -1987,7 +2011,25 @@ export async function criarMedico(input: MedicoInput): Promise<Medico> {
   if (input.city) payload.city = input.city;
   if (input.state) payload.state = input.state;
   if (input.birth_date) payload.birth_date = input.birth_date;
+  if ((input as any).sexo) payload.sexo = (input as any).sexo;
+  if ((input as any).sexo) payload.gender = (input as any).sexo;
   if (input.rg) payload.rg = input.rg;
+  // compatibility aliases
+  try {
+    if ((input as any).cep) {
+      const cleaned = String((input as any).cep).replace(/\D/g, '');
+      if (cleaned) { payload.postal_code = cleaned; payload.zip = cleaned; }
+    }
+  } catch (e) {}
+  if ((input as any).birth_date) {
+    payload.date_of_birth = (input as any).birth_date;
+    payload.dob = (input as any).birth_date;
+    payload.birthdate = (input as any).birth_date;
+  }
+  if ((input as any).sexo) {
+    payload.sexo = (input as any).sexo;
+    payload.gender = (input as any).sexo;
+  }
 
   const fnUrls = [
     `${API_BASE}/functions/v1/create-user-with-password`,