Psychologist with experience in Cognitive Behavioral Therapy (CBT) in Thessaloniki

Ο Μάριος Μπαγιάστας είναι Κλινικός Ψυχολόγος - Ψυχοθεραπευτής με άδεια ασκήσεως επαγγέλματος, εξειδικευμένος στη Γνωσιακή Συμπεριφορική Θεραπεία (CBT) και στη χρήση τεχνικών Mindfulness. Παρέχει δια ζώσης συνεδρίες στο γραφείο του στο κέντρο της Αθήνας αλλά και online ψυχοθεραπευτικές συνεδρίες, δίνοντας τη δυνατότητα σε άτομα από όλη την Ελλάδα και το εξωτερικό να λάβουν ψυχολογική υποστήριξη από την άνεση του προσωπικού τους χώρου. Διαθέτει πτυχίο Ψυχολογίας από το University of East London και μεταπτυχιακό δίπλωμα στη Γνωσιακή Συμπεριφορική Θεραπεία από το Euraka, ενώ έχει ολοκληρώσει και δεύτερο μεταπτυχιακό στην Κλινική Ψυχολογία από το London Metropolitan University. Επιπλέον έχει παρακολουθήσει μετεκπαίδευση στις Αγχώδεις και Καταθλιπτικές Διαταραχές από το Εθνικό και Καποδιστριακό Πανεπιστήμιο Αθηνών (ΕΚΠΑ). Κατά τη διάρκεια των συνεδριών του, ενσωματώνει τεχνικές Mindfulness, βοηθώντας τους θεραπευόμενους να εστιάσουν στο "εδώ και τώρα", να διαχειριστούν το άγχος και τις αρνητικές σκέψεις και να ενισχύσουν τη συναισθηματική τους ισορροπία. Η χρήση Mindfulness έχει αποδειχθεί ιδιαίτερα αποτελεσματική στη μείωση του άγχους, των κρίσεων πανικού και της κατάθλιψης, ενισχύοντας τη συνολική ψυχική ευεξία. Με σημαντική εμπειρία σε φορείς Ψυχικής Υγείας όπως οι Ψυχαγκάλη, Roe, Mytherapist και Milamou, ο Μάριος Μπαγιάστας έχει συνεργαστεί με άτομα που αντιμετωπίζουν: Αγχώδεις Διαταραχές, Κατάθλιψη, Κρίσεις Πανικού και Φοβίες, Διαταραχές Διατροφής, Διαχείριση Θυμού και Διαχείριση Πένθους. Οι συνεδρίες που προσφέρει έχουν σχεδιαστεί για να προσαρμόζονται στις ανάγκες του κάθε θεραπευόμενου, προσφέροντας ένα ασφαλές και υποστηρικτικό περιβάλλον. Με στόχο τη δημιουργία ενός κλίματος εμπιστοσύνης και αποδοχής, βοηθά τους θεραπευόμενους να ενδυναμώσουν την αυτογνωσία τους, να αποκτήσουν ψυχική ανθεκτικότητα και να ζήσουν μια ζωή γεμάτη ισορροπία και ευεξία. Οι αξίες που διέπουν τη δουλειά του είναι η ενσυναίσθηση, η αποδοχή, το πραγματικό ενδιαφέρον για τον άνθρωπο και η αγάπη για την επιστήμη της Ψυχολογίας.

Pliampa Freideriki is a Psychologist, Cognitive-Behavioral Psychotherapist licensed to practice as a psychologist. She graduated from the Department of Psychology at Aristotle University of Thessaloniki and completed her postgraduate studies in Health Psychology (MSc in Health Psychology) at the University of Nottingham. She specializes in Cognitive Behavioral Therapy (CBT) through the Hellenic Society for Behavioral Research (EEES). To date, she has provided her services voluntarily and as part of her training at the social non-governmental organization ARSIS, the First University Psychiatric Clinic - G.N. Papageorgiou, and the Psychotherapeutic Center Stírixis. She is under continuous supervision. Since 2023, she has maintained a private practice.

Tsitenidou Natasa is a Clinical Psychologist - Cognitive Behavioral Psychotherapist, licensed to practice. She graduated from the Department of Psychology at the University of East London (UEL), England, in 2020, and subsequently pursued her postgraduate studies at the same university in the program entitled “MSc – Clinical and Community Psychology.” Her practical internship during her studies was completed at the General Hospital of Thessaloniki “Hippokration.” Her training continued at the Hellenic Society of Cognitive Behavioral Psychotherapy (HSCBP) in Thessaloniki, in the three-year adult program and later in the one-year program for children and adolescents. Additionally, she has participated in the educational program titled “Trauma-Focused Cognitive Behavioral Approaches (TF-CBT, CPT, DBT-PTSD, PE)” at the Society of Cognitive Behavioral Studies (SCBS). Currently, she practices professionally in a private office and provides online psychotherapy sessions, following the Cognitive Behavioral approach. You can schedule your session immediately!

Mermigkakis Nikolaos BSc, MSc is a licensed Psychologist - Psychotherapist with a private practice in Thessaloniki. He graduated with honors in Psychology from DeVry University and holds a master's degree in Integrative Counseling - Psychotherapy from the University of East London. Additionally, he trained in Cognitive Behavioral Therapy through the Hellenic Society for Research and Behavioral Therapy and in Art Therapy at Psychology - Art, Center for Psychotherapy and Education. Furthermore, he is a member of the British Psychological Society and the Hellenic Society for Behavioral Research and has participated in conferences as well as training workshops on various psychotherapeutic approaches.

Eίναι Κλινικός Αθλητικός Ψυχολόγος και Ψυχοθεραπευτής Ενηλίκων & Παιδιών – Εφήβων.

Έχει σπουδάσει στο Τμήμα Ψυχολογίας του Αριστοτελείου Πανεπιστημίου Θεσσαλονίκης, κατέχοντας άδεια ασκήσεως επαγγέλματος ψυχολόγου .

Η αγάπη του για τον αθλητισμό και την άσκηση τον ώθησε να εξειδικευτεί στην Αθλητική Ψυχολογία, ολοκληρώνοντας το πρώτο μεταπτυχιακό του στο Πανεπιστήμιο Θεσσαλίας του Τμήματος Επιστήμης Φυσικής Αγωγής και Αθλητισμού.

Τα τελευταία χρόνια έχει συνεργαστεί ως Αθλητικός Ψυχολόγος με αθλητές που συμμετέχουν στους Ολυμπιακούς Αγώνες αλλά και με αρκετά αθλητικά σωματεία και συλλόγους, και με επαγγελματικά ποδοσφαιρικά σωματεία, όπως ο Νέστος Χρυσούπολης, αποτελώντας μάλιστα και μέλος της ΠΑΕ ΠΑΟΚ και των Ακαδημιών της, το 2016. Από το 2020 έως το 2023 συνεργάστηκε και με τον Ναυτικό Όμιλο Ιωαννίνων ως εξωτερικός συνεργάτης παρέχοντας υπηρεσίες Ψυχολογικής Υποστήριξης στους αθλητές/τριες του ΝΟΙ, ενώ από τις αρχές του 2025 συνεργάζεται με την Κολυμβητική Ομοσπονδία Ελλάδος.

Ο κ. Βερτουδάκης τους τελευταίους 10 μήνες, ήτοι από την εκκίνηση του 2025 ανέλαβε επισήμως Επιστημονικός Συνεργάτης-Αθλητικός Ψυχολόγος της Κολυμβητικής Ομοσπονδίας Ελλάδος.

 Η πρόσφατη κατάκτηση του χρυσού παγκοσμίου μεταλλίου (καλοκαίρι 2025) από την Εθνική Ομάδα Γυναικών του Πόλο αλλά και η κατάκτηση της 3ης θέσης – χάλκινο μετάλλιο από το αντίστοιχο συγκρότημα των Ανδρών της Εθνικής Ελλάδος Πόλο τον βρήκε στο επιτελείο, ήτοι να συμμετέχει ενεργά στην Ψυχολογική Υποστήριξη των αθλητών-αθλητριών της ΚΟΕ. Η επιστημονική ομάδα που έχει αναλάβει την ψυχολογική υποστήριξη των αθλητών-αθλητριών της Κολυμβητικής Ομοσπονδίας Ελλάδος γίνεται υπό την επίβλεψη και την επιστημονική καθοδήγηση του Εργαστηρίου Αθλητικής Ψυχολογίας με έδρα το Τμήμα Επιστήμης Φυσικής Αγωγής και Αθλητισμού στα Τρίκαλα.

Επιπρόσθετα για 5η συνεχόμενη σεζόν συνεργάζεται ως Αθλητικός Ψυχολόγος με τις ακαδημίες μπάσκετ AEK BC Academy.

Παράλληλα, υποστηρίζει αθλητές και προπονητές τόσο ατομικά όσο και ομαδικά, σε επίπεδο συμβουλευτικής και διαχείρισης καταστάσεων εντός και εκτός του αθλητισμού, συμβάλλοντας στην ψυχολογική τους ενδυνάμωση.

Επιπλέον, την τελευταία 10ετία έχει εργαστεί και ως Ψυχολόγος σε δημόσια σχολεία της χώρας, στον Διεθνή Οργανισμό Μετανάστευσης , ενώ έχει συνεργαστεί επί διετία και με Κέντρο ειδικών θεραπειών, υποστηρίζοντας τόσο ψυχοθεραπευτικά όσο και συμβουλευτικά παιδιά τυπικής, και μη τυπικής ανάπτυξης και τους γονείς τους.

Ο Β. Βερτουδάκης έχει στην κατοχή του και το δεύτερο μεταπτυχιακό του, με αντικείμενο εξειδίκευσης την Κλινική Ψυχική Υγεία, του Τμήματος Ιατρικής, του Α.Π.Θ., ενώ το πάθος του για τον αθλητικό χώρο, τον οδήγησε να δουλεύει για αρκετά χρόνια και ως προπονητής ποδοσφαίρου, κατέχοντας το δίπλωμα ποδοσφαίρου Uefa C αλλά και πιστοποίηση Personal & Group Training του Πανεπιστημίου Θεσσαλίας.

Είναι πιστοποιημένος Ψυχοθεραπευτής Γνωσιακής Συμπεριφορικής Ψυχοθεραπείας, με επιπλέον μονοετή εκπαίδευση στη Συστημική Ψυχοθεραπεία και διατηρεί γραφείο Ψυχολογικής Υποστήριξης και Ψυχοθεραπειας Ενηλίκων, Παίδων & Εφήβων και έχει συμμετάσχει ενεργά ως ομιλητής σε περισσότερα από 25 συνέδρια, τόσο στον ελλαδικό χώρο, όσο και σε συνέδρια σε ολόκληρη την Ευρώπη.

Spanos Manos is a Mental Health Counselor - Psychotherapist with a private practice in Thessaloniki. He is trained in Integrative Counseling from KE.TH.E.SY., specializing in Cognitive-Behavioral Therapy (CBT), Gestalt, and the importance of the therapeutic relationship. Initially pursuing a professional career in the Hellenic Police, he consciously chose to follow a more humane and authentic path of support through the counseling process. Since 2023, he has been offering individual sessions both in-person and online, and in 2025 he established Mpathy – Emotional Empowerment Space in Charilaou, Thessaloniki. He creates a safe and accepting environment where each person can honestly confront themselves and be empowered through the therapeutic relationship.

Sarikoudis Apostolos is a Mental Health Counselor - Psychotherapist and maintains a private practice in Thessaloniki. He has completed studies as a Mental Health Counselor with full qualification and certification of a three-year training program at the Center for Applied Psychotherapy and Counseling, as well as his three-year training at the same center as a Cognitive Behavioral Therapy (CBT) Psychotherapist. Concurrently, he is pursuing additional training in new therapeutic approaches. He has been professionally involved in psychological support and parental counseling for the municipality of Oraiokastro, Thessaloniki. During his internship, he served as a coordinator in groups for individuals with addictions at the rehabilitation center "Change of Life" and as a research observer in a personal development and self-awareness group at the Center for Applied Psychotherapy and Counseling. He is a registered full member of the Hellenic Counseling Society (HCS) and a recognized registered member of the European Association for Counseling (EAC). In his private practice, he handles a wide range of cases and notably offers the option for online sessions.

Elisavet Valkanioti is a Psychologist in Volos providing individual sessions for adults and adolescents (17+ years old), both in-person and online. She creates a safe, supportive, and confidential therapeutic environment tailored to the needs of each client.

She is a graduate of the Department of Psychology at Canterbury Christ Church University with a grade of Excellent and holds a Master's Degree in Organizational Psychology from University of East London.

She applies Cognitive-Behavioral Therapy (CBT) and has specialized training in Clinical Hypnotherapy (CBH), combining scientifically validated methods with contemporary therapeutic techniques. She offers support in issues such as:

• anxiety and panic attacks
• phobias
• sleep disorders
• smoking cessation
• chronic pain management
• weight control

She holds an advanced diploma in Cognitive-Behavioral Clinical Hypnotherapy (CBH) and has been trained in Regressive Therapy as well as in DSM-V (Understanding DSM-V), with an emphasis on the analysis of the psychiatric classification manual and the understanding of psychological phenomena.

Her therapeutic approach is integrative and individualized, combining the structured methodology of CBT with the dynamic aspects of clinical hypnotherapy, while incorporating experiential and humanistic elements.

She has experience in the field of Occupational Psychology, supporting individuals with work-related stress, professional relationships, and workplace behavior. Additionally, she has been trained in Forensic and Criminal Psychology, with a focus on psychological assessment within legal contexts.

Eugenidou Christina is a Psychologist specializing in adolescents and adults and maintains a private practice in Thessaloniki. She holds a degree in Psychology from the University of Sheffield, UK, and two postgraduate degrees from Vrije Universiteit and University College London, respectively. Her experience over the past 10 years includes working with adolescents (both Greek and those with refugee or immigrant backgrounds), women victims of domestic violence, as well as adults. She accepts cases either online or in person.

Giazitzi Vasiliki is a Psychologist - Psychotherapist, a graduate of the Department of Psychology at Aristotle University of Thessaloniki, specializing in cognitive-behavioral therapy (CBT), which is recommended as the treatment of choice for a variety of mental disorders and is particularly effective.

She maintains private practices in Thessaloniki and Serres, providing psychotherapeutic services both in person and online to adults, adolescents, couples, and families.

She completed her postgraduate studies at the Medical School of the National and Kapodistrian University of Athens with a degree in "Global Medicine and Health Crisis Management".

Since 2021, she has specialized in cognitive-behavioral psychotherapy at the Hellenic Society of Cognitive-Behavioral Psychotherapy.

From May 2019 to June 2024, she worked with NGOs on various UNICEF programs such as Child Protection (Child and Family Support Hubs) and subsequently the support of all children in education (All Children in Education).

Within the framework of this work, she participated in the design and support of cases involving domestic violence, as well as cases of severe anxiety, depression, phobias, obsessive-compulsive symptoms, and various mental disorders requiring support. In 2021, she held a coordinating role in the Child Protection program in the Serres field.

Papigkioti Kleoniki MSc is a Psychologist - Psychotherapist who maintains a private practice in Thessaloniki. She graduated from the Aristotle University of Thessaloniki, specializing in Cognitive-Behavioral Therapy. From the beginning of her career, she was deeply moved by supporting individuals experiencing difficulties, which led her to work both professionally and through internships in organizations that protect children and women who have suffered abuse. She has focused on clinical training in Mental Health through her participation in postgraduate programs at Papageorgiou Hospital, as well as at Aeginiteio Hospital, while simultaneously enriching her clinical experience through her master's degree in Clinical Mental Health at the School of Medicine of Aristotle University of Thessaloniki. Throughout her professional career, she has worked therapeutically with children, adolescents, and adults, supporting individuals of all ages and identities in their unique challenges. What she loves most about her work is walking alongside each person on their path of self-awareness and self-management, creating a safe space for meaningful change and development.

Koutsoudi Xristina, MSc, is a Psychologist specialized in Clinical Mental Health. She graduated from the Department of Psychology at Aristotle University of Thessaloniki (A.U.Th.) with a Master of Science (MSc) degree, with distinction, in Clinical Mental Health from the School of Medicine at A.U.Th. and holds a professional practice license. She is a trainee in Cognitive Behavioral Therapy (CBT) at the Hellenic Society for Behavioral Research (HSBR) according to the criteria of the European Association for Behavioral and Cognitive Therapies (EABCT). Simultaneously, she stays updated on developments in the scientific field of psychology by participating in workshops and conferences and is under continuous supervision to ensure ongoing education and training.

Currently, she maintains a private practice in the center of Thessaloniki, while also working as a psychologist at the Mobile Adult Mental Health Unit of Imathia. Previously, she has worked as a psychologist in Special Therapy and Special Education Centers, in secondary education schools as a school psychologist, and has provided voluntary services for a Non-Governmental Organization (NGO).

Ftiakas Nikolaos is a Psychologist - Psychotherapist with a private practice in the center of Thessaloniki. He holds a Master's degree in Applications of Psychology in the School Environment from Canterbury Christ Church University External Department Aegean College, having previously completed his studies in Psychology at the University of East London External Department Metropolitan College. Additionally, he is a Diploma holder in "Counseling and Psychology" from the University of Derby and Edexcel International External Department Mediterranean College. In the past, he has worked as a Psychologist - Social Scientist at the Youth Support Center - Hostel for Unaccompanied Minors - Open Temporary Reception Structure of the Social NGO "ARSIS" and has spoken at numerous junior high and high schools throughout Greece on topics such as School Bullying and Anxiety. Moreover, as part of his ongoing training and education, he attends and participates in seminars and training programs. Finally, he specializes in Cognitive Behavioral Psychotherapy, School Psychology, and Anxiety and Mood Disorders.

Artemis Stefanidou Tsiavou is a licensed Psychologist and Psychotherapist, trained in Cognitive Behavioral Therapy (CBT).

She provides individual psychotherapy sessions for adults and adolescents (12+), aiming to support the understanding of psychological difficulties, the stabilization of symptoms, and the improvement of daily functioning. She has experience working with anxiety, panic attacks, emotional distress, relationship difficulties, anger management, and self-esteem issues.

In her professional experience, she has worked in demanding clinical and community mental health settings, including work with court-referred cases, developing skills in crisis management, interdisciplinary collaboration, and maintaining a consistent therapeutic framework.

Her training is in Cognitive Behavioral Therapy (CBT), in accordance with the European standards of the EABCT. She places particular emphasis on building a safe and collaborative therapeutic relationship, where clients can explore their difficulties with respect and without judgment.

Dimitrios Antoniadis provides Psychotherapy and Counseling services with extensive experience in supporting individuals seeking to improve their mental health and quality of life.

He maintains a private practice in Thessaloniki.

He has completed studies in Counseling and Psychotherapy at the National and Kapodistrian University of Athens and has been trained in Cognitive Behavioral Therapy and Positive Psychology, as well as other therapeutic approaches that fall under Integrative Psychotherapy, such as Person-Centered, Existential, Systemic, and Psychodynamic. He applies these methods aiming for meaningful and sustainable change in his clients’ lives, tailoring techniques to each individual's needs.

With specialized training in areas such as anxiety and panic disorder management, addressing procrastination, improving concentration, trauma therapy, developing personal and professional skills, as well as enhancing interpersonal relationships, he offers targeted interventions that combine various therapeutic methods for maximum effectiveness.

At the same time, he has actively participated in numerous conferences, sessions, seminars, and educational programs, continuously updating his knowledge and techniques according to the latest developments in the field of psychotherapy. With scientific expertise, professionalism, and a human-centered approach, Dimitrios Antoniadis provides a safe and supportive environment, enabling clients to acquire the necessary tools for a more balanced and creative life.