diff --git a/src/db/models.py b/src/db/models.py
index 29a9252..beae98f 100644
--- a/src/db/models.py
+++ b/src/db/models.py
@@ -1,86 +1,109 @@
-from sqlalchemy import Column, String, DateTime, ARRAY, Boolean, ForeignKey, Integer, Table, UniqueConstraint
-from sqlalchemy.dialects.postgresql import UUID
-from sqlalchemy.ext.declarative import declarative_base
-from sqlalchemy.orm import relationship
+from __future__ import annotations
+from datetime import datetime
+from sqlalchemy.orm import DeclarativeBase, Mapped, mapped_column, relationship
+from sqlalchemy import String, DateTime, Boolean, ForeignKey, Integer, UniqueConstraint
+from sqlalchemy.dialects.postgresql import UUID, ARRAY
 import uuid
+from typing import List, Optional
 
 
-Base = declarative_base()
+class Base(DeclarativeBase):
+    pass
 
 
 class SessionCode(Base):
     __tablename__ = "session_codes"
-    id = Column(UUID(as_uuid=True), primary_key=True, default=uuid.uuid4)
-    code = Column(String(8), unique=True, nullable=False)
-    telegram_id = Column(Integer, nullable=False)
-    sent_at = Column(DateTime, nullable=False)
-    consulted_at = Column(DateTime, nullable=True)
-    doctor_id = Column(UUID, ForeignKey("doctors.id"))
-    form_link_response = Column(String, nullable=True)
+
+    id: Mapped[uuid.UUID] = mapped_column(UUID(as_uuid=True), primary_key=True, default=uuid.uuid4)
+    code: Mapped[str] = mapped_column(String(8), unique=True, nullable=False)
+    patient_telegram_id: Mapped[int] = mapped_column(nullable=False)
+    sent_at: Mapped[datetime] = mapped_column(nullable=False)
+    consulted_at: Mapped[Optional[datetime]] = mapped_column(nullable=True)
+    doctor_id: Mapped[Optional[uuid.UUID]] = mapped_column(UUID(as_uuid=True), ForeignKey("doctors.id"))
 
 
 class Admins(Base):
     __tablename__ = "admins"
-    id = Column(UUID(as_uuid=True), primary_key=True, default=uuid.uuid4)
-    telegram_id = Column(Integer, unique=True, nullable=False)
-    created_at = Column(DateTime, nullable=True)
-    available_payment_methods = Column(ARRAY(String), nullable=True)
+
+    id: Mapped[uuid.UUID] = mapped_column(UUID(as_uuid=True), primary_key=True, default=uuid.uuid4)
+    telegram_id: Mapped[int] = mapped_column(unique=True, nullable=False)
+    created_at: Mapped[Optional[datetime]] = mapped_column(nullable=True)
+    available_payment_methods: Mapped[Optional[List[str]]] = mapped_column(ARRAY(String), nullable=True)
 
 
 class Doctors(Base):
     __tablename__ = "doctors"
-    id = Column(UUID(as_uuid=True), primary_key=True, default=uuid.uuid4)
-    telegram_id = Column(Integer, unique=True, nullable=False)
-    code = Column(String(8), unique=True, nullable=False)
-    name = Column(String, nullable=False)
-    available_formats = Column(ARRAY(String), nullable=True)
-    is_active = Column(Boolean, default=False, nullable=False)
-    is_verified = Column(Boolean, default=False, nullable=False)
-    created_at = Column(DateTime, nullable=False)
-    referral_code_id = Column(Integer, ForeignKey("referral_codes.id"), nullable=False)
-    specialties = Column(ARRAY(String), nullable=False, default=list)
 
-    referral = relationship("ReferralCode", back_populates="doctor")
-    session_codes = relationship("SessionCode")
-    form_links = relationship("FormLink", back_populates="doctor", cascade="all, delete-orphan")
-    payment_methods = relationship("PaymentMethod", back_populates="doctor", cascade="all, delete-orphan")
+    id: Mapped[uuid.UUID] = mapped_column(UUID(as_uuid=True), primary_key=True, default=uuid.uuid4)
+    telegram_id: Mapped[int] = mapped_column(unique=True, nullable=False)
+    code: Mapped[str] = mapped_column(String(8), unique=True, nullable=False)
+    name: Mapped[str] = mapped_column(nullable=False)
+    available_formats: Mapped[Optional[List[str]]] = mapped_column(ARRAY(String), nullable=True)
+    is_active: Mapped[bool] = mapped_column(default=False, nullable=False)
+    is_verified: Mapped[bool] = mapped_column(default=False, nullable=False)
+    created_at: Mapped[datetime] = mapped_column(nullable=False)
+    referral_code_id: Mapped[int] = mapped_column(ForeignKey("referral_codes.id"), nullable=False)
+    specialties: Mapped[List[str]] = mapped_column(ARRAY(String), nullable=False, default=list)
 
-    def __repr__(self):
+    referral: Mapped["ReferralCode"] = relationship(back_populates="doctor", uselist=False)
+    session_codes: Mapped[List["SessionCode"]] = relationship()
+    form_links: Mapped[List["FormLink"]] = relationship(back_populates="doctor", cascade="all, delete-orphan")
+    payment_methods: Mapped[List["PaymentMethod"]] = relationship(back_populates="doctor", cascade="all, delete-orphan")
+
+    def __repr__(self) -> str:
         return f"<Doctors(telegram_id={self.telegram_id!r})>"
 
 
 class ReferralCode(Base):
     __tablename__ = "referral_codes"
-    id = Column(Integer, primary_key=True)
-    code = Column(String, unique=True, nullable=False)
-    is_used = Column(Boolean, default=False)
-    created_at = Column(DateTime, nullable=False)
-    used_at = Column(DateTime, nullable=True)
-    doctor = relationship("Doctors", back_populates="referral", uselist=False)
 
-    def __repr__(self):
+    id: Mapped[int] = mapped_column(primary_key=True)
+    code: Mapped[str] = mapped_column(unique=True, nullable=False)
+    is_used: Mapped[bool] = mapped_column(default=False, nullable=False)
+    created_at: Mapped[datetime] = mapped_column(nullable=False)
+    used_at: Mapped[Optional[datetime]] = mapped_column(nullable=True)
+    doctor: Mapped[Optional["Doctors"]] = relationship(back_populates="referral", uselist=False)
+
+    def __repr__(self) -> str:
         return f"<ReferralCode(code={self.code!r}, is_used={self.is_used})>"
 
 
+class VerificationRequests(Base):
+    __tablename__ = "verification_requests"
+
+    id: Mapped[int] = mapped_column(primary_key=True)
+    doctor_id: Mapped[uuid.UUID] = mapped_column(UUID(as_uuid=True), ForeignKey("doctors.id", ondelete="CASCADE"), nullable=False)
+    code: Mapped[str] = mapped_column(unique=True, nullable=False)
+    sent_at: Mapped[datetime] = mapped_column(nullable=False)
+    reviewed_at: Mapped[Optional[datetime]] = mapped_column(nullable=True)
+    # Связь поправлена — связь с doctor через doctor_id
+    doctor: Mapped["Doctors"] = relationship()
+
+    def __repr__(self) -> str:
+        return f"<VerificationRequests(code={self.code!r})>"
+
+
 class FormLink(Base):
     __tablename__ = "form_links"
-    id = Column(Integer, primary_key=True)
-    doctor_id = Column(UUID(as_uuid=True), ForeignKey("doctors.id", ondelete="CASCADE"), nullable=False)
-    url = Column(String, nullable=False)
-    label = Column(String, nullable=True)
-    is_active = Column(Boolean, default=True, nullable=False)
-    created_at = Column(DateTime, nullable=False)
 
-    doctor = relationship("Doctors", back_populates="form_links")
+    id: Mapped[int] = mapped_column(primary_key=True)
+    doctor_id: Mapped[uuid.UUID] = mapped_column(UUID(as_uuid=True), ForeignKey("doctors.id", ondelete="CASCADE"), nullable=False)
+    url: Mapped[str] = mapped_column(nullable=False)
+    label: Mapped[Optional[str]] = mapped_column(nullable=True)
+    is_active: Mapped[bool] = mapped_column(default=True, nullable=False)
+    created_at: Mapped[datetime] = mapped_column(nullable=False)
+
+    doctor: Mapped["Doctors"] = relationship(back_populates="form_links")
 
 
 class PaymentMethod(Base):
     __tablename__ = "payment_methods"
-    id = Column(Integer, primary_key=True)
-    doctor_id = Column(UUID(as_uuid=True), ForeignKey("doctors.id", ondelete="CASCADE"), nullable=False)
-    method = Column(String, nullable=False)
-    details = Column(String, nullable=True)
-    is_active = Column(Boolean, default=True, nullable=False)
-    created_at = Column(DateTime, nullable=False)
 
-    doctor = relationship("Doctor", back_populates="payment_methods")
\ No newline at end of file
+    id: Mapped[int] = mapped_column(primary_key=True)
+    doctor_id: Mapped[uuid.UUID] = mapped_column(UUID(as_uuid=True), ForeignKey("doctors.id", ondelete="CASCADE"), nullable=False)
+    method: Mapped[str] = mapped_column(nullable=False)
+    details: Mapped[Optional[str]] = mapped_column(nullable=True)
+    is_active: Mapped[bool] = mapped_column(default=True, nullable=False)
+    created_at: Mapped[datetime] = mapped_column(nullable=False)
+
+    doctor: Mapped["Doctors"] = relationship(back_populates="payment_methods")
\ No newline at end of file
diff --git a/src/docbot/handlers/doctors/register_handler.py b/src/docbot/handlers/doctors/register_handler.py
index c0c09f3..a5ba083 100644
--- a/src/docbot/handlers/doctors/register_handler.py
+++ b/src/docbot/handlers/doctors/register_handler.py
@@ -9,7 +9,6 @@ from telegram.ext import (
 
 from docbot.handlers.utils.cancel_handler import get_cancel_handler
 from docbot.services.referral_service import validate_referral_code, mark_referral_code_as_used
-from core.enums.consultation_types import Consultation
 from core.enums.dialog_helpers import ConfirmationMessage, Acknowledgement
 
 ASK_REFERRAL_CODE = 1
@@ -20,7 +19,7 @@ SEND_DIPLOMA_ACK_INFO = 5
 SEND_CONSULTATION_TYPE_ACK_INFO = 6
 
 SEND_ME_REFERRAL_CODE_TEXT = (
-    "📝 Пожалуйста, пришлите реферальный код, чтобы начать процесс регистрации."
+    "✌️ Пожалуйста, пришлите реферальный код, чтобы начать процесс регистрации."
 )
 ACCEPT_OFFER_TEXT = (
     "📝 Продолжая работу с ботом, вы соглашаетесь с условиями оферты и на обработку персональных данных! \n"
@@ -161,8 +160,11 @@ async def receive_doctor_consultation_packages_acknowledgement_status(update: Up
         parse_mode="Markdown"
     )
 
-    await mark_referral_code_as_used(context.user_data["ref_obj"], context.user_data["doctor_telegram_id"],
-                                     context.user_data["doctor_name"])
+    await mark_referral_code_as_used(
+        context.user_data["ref_obj"],
+        context.user_data["doctor_telegram_id"],
+        context.user_data["doctor_name"]
+    )
     return ConversationHandler.END
 
 
@@ -191,7 +193,8 @@ def get_register_doctor_first_stage_handler() -> ConversationHandler:
                 MessageHandler(filters.TEXT & ~filters.COMMAND, receive_doctor_diploma_acknowledgement_status)
             ],
             SEND_CONSULTATION_TYPE_ACK_INFO: [
-                MessageHandler(filters.TEXT & ~filters.COMMAND, receive_doctor_consultation_packages_acknowledgement_status)
+                MessageHandler(filters.TEXT & ~filters.COMMAND,
+                               receive_doctor_consultation_packages_acknowledgement_status)
             ],
         },
         fallbacks=[get_cancel_handler()],
diff --git a/src/docbot/services/session_service.py b/src/docbot/services/session_service.py
index 79c597c..d910f69 100644
--- a/src/docbot/services/session_service.py
+++ b/src/docbot/services/session_service.py
@@ -19,8 +19,7 @@ async def create_session_code(telegram_id: int, form_link: str) -> str:
         async with session.begin():
             session.add(SessionCode(
                 code=code,
-                telegram_id=telegram_id,           # храним как строку
-                form_link=form_link,
+                patient_telegram_id=telegram_id,
                 sent_at=datetime.utcnow()
             ))
     return code
@@ -51,7 +50,7 @@ async def get_pending_session(telegram_id: int) -> SessionCode | None:
     async with AsyncSessionLocal() as session:
         result = await session.execute(
             select(SessionCode)
-            .where(SessionCode.telegram_id.match(telegram_id))
+            .where(SessionCode.patient_telegram_id.match(telegram_id))
             .where(SessionCode.consulted_at.is_(None))
             .order_by(SessionCode.sent_at.desc())
             .limit(1)
@@ -72,7 +71,7 @@ async def get_session_info(code: str) -> dict | None:
         if not sc:
             return None
         return {
-            "telegram_id": sc.telegram_id,
+            "telegram_id": sc.patient_telegram_id,
             "form_link": sc.form_link,
             "sent_at": sc.sent_at,
             "consulted_at": sc.consulted_at,