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2005 – 2016

Dr. Malahias graduated as a medical doctor from the National and Kapodistrian University of Athens in August, 2005. He got his specialization in Orthopaedics and Traumatology (January 2016) at the 2nd Orthopaedic Department of the National and Kapodistrian University of Athens, with director, Professor George C. Babis.

2016 – 2017

After the completion of his specialty, he received the national clinical scholarship ‘Georgios Noulis’ of the Hellenic Arthroscopic Association. Through this scholarship, he worked as paid clinical fellow (2016-2017) at the International Centre of Hip, Knee and Foot Surgery, Sports Traumatology, ATOS Hospital, Heidelberg, Germany, under the mentorship of internationally renowned surgeons such as Professor Fritz Thorey (hip arthroscopy and minimally-invasive hip arthroplasty expert), Professor Rainer Siebold (knee arthroscopy and cartilage regeneration expert), Professor Cristoph Becher (expert in patellofemoral joint diseases), and Professor Hayo Thermann (ankle arthroscopy expert). 

November 2017

In November 2017, Dr. Malahias visited as Visiting Clinician the Arthroplasty Department of St’ Michaels Hospital, University of Toronto, Ontario, Canada (director: Professor James Waddell).

April 2018

In April 2018, Dr. Malahias got his PhD academic title (grade: “excellent”) from the National and Kapodistrian University of Athens. The topic of his PhD was about ultrasound-guided infiltrations of Platelet-rich Plasma (PRP) in nerve entrapment syndromes (supervisor: Professor George C. Babis). His doctoral thesis was the first study internationally to examine the therapeutic value of ultrasound-guided PRP injections in the carpal tunnel syndrome. Following that publication, several studies from different institutions abroad were conducted which confirmed the promising results of PRP injections.

September 2018

In September 2018, Dr. Malahias moved to New York, US, to work as paid SNF CJRC Fellow at the famous Hospital for Special Surgery. The Hospital for Special Surgery (HSS) is being rewarded for 11 consecutive years (Annual US News & World Report) as the No1 hospital of the US in Orthopaedics. As part of his duties at HSS, Dr. Malahias sub-specialized in complex joint reconstructions of the hip and knee joint under the mentorship of Professor Thomas P. Sculco who has been a world leader in the field of lower limb revision arthroplasty. Dr. Malahias was the first Fellow working for the recently established SNF Complex Joint Reconstruction Center (department of HSS) that serves the city of New York as a unique access point for the management of demanding clinical cases with complex joint diseases. 

June 2020

In June 2020, Dr. Malahias moved back to Europe to work as paid clinical fellow at Clinica Ars Medica (ESSKA teaching center), Gravesano, Ticino, Switzerland. In Switzerland, he got his sub-specialization in shoulder arthroscopy & arthroplasty by the famous Professor Ettore Taverna and in ACL reconstruction and advanced knee arthroscopy by a living legend in this field, Professor Matteo Denti.

July 2021

After returning back to Greece in July 2021, as a continuing active member  of the Hospital for Special Surgery (SNF CJRC adjunct research associate) and international ‘ambassador’ of its values, Adj. Professor of Orthopaedics, Dr. Malahias commits himself to practice evidence-based medicine and to use the most up-to-date research studies and contemporary orthopaedic implants for providing individualized therapeutic management and superior results.

Since October 2022, Dr. Malahias serves as Adjunct Professor of Orthopaedics at the EUC School of Medicine, Frankfurt (Frankfurt am Main, Germany).

Grants & Scholarships


„The HSS Complex Joint Reconstruction Center 2019-2020 Grant“

$54,573 (Approval date: 26/09/2019): For the biomechanical cadaveric study titled: „Is the amount of minimum diaphyseal contact length for adequate initial fixation stability affected by the cross-sectional spline and taper design of different revision femoral stems in a proximal femoral deficiency model? A Biomechanical Study“


Annual Stavros Niarchos Foundation Research Fellowship στο Complex Joint Reconstruction Center, Hospital for Special Surgery, New York: $65,000.


National Scholarship “Georgios Noulis” 2016-2017 f the Greek Arthroscopic Association for surgical training at ATOS KLINIK. Heidelberg, Germany: 10,000 E.

International Awards

1. KSSTA Best Paper Award 2018-2019: „Arthroscopic microfracture vs. arthroscopic autologous matrix-induced chondrogenesis for the treatment of articular cartilage defects of the talus“
Becher C, Malahias MA, Ali MM, Maffulli N, Thermann H. Knee Surg Sports Traumatol Arthrosc. 2019 Sep;27(9):2731-2736. doi: 10.1007/s00167-018-5278-7. Epub 2018 Nov 3. PMID: 30392029

2. Scaphoid fractures with negative initial x-ray’s: the sonographic subperiosteal hematoma as the main diagnostic criterion in the E.R. Forte Session – awarded Oral Presentation. EFORT 2015 Annual Meeting (presenter)

3. Platelet-Rich Plasma Ultrasound-Guided Injection In The Treatment Of Carpal Tunnel Syndrome: A Placebo-Controlled Clinical Study. 18th EFORT Congress. Vienna. Austria. 31/05-02/06/2017. Awarded as one of the top-10 poster presentations in Wrist & Hand section of the 18th EFORT congress (main author)



Where to find our Practice

Adj. Prof. Dr. Michail-Alexandros Malahias

Nestoros 6
Chalandri 152 31

Tel: (+30) 6936503290

Copyright © Michail-Alexandros Malahias, 2021