Our Medical Team in Marbella
The doctors, nurses and practitioners who work with CellOrtho in Marbella
At CellOrtho, treatments are carried out under the medical supervision of Dr. Arvin Yarollahi, a specialist in Orthopaedic Surgery and Traumatology with additional training and clinical experience in sports medicine and spine care. Our team combines medical experience with a patient-centred approach.
Dr. Arvin Yarollahi
Dr. Yarollahi is a doctor with extensive clinical experience in orthopaedics and a clinical interest in regenerative medicine. He founded CellOrtho to make specialist orthopaedic assessment and non-surgical treatment options accessible to patients from across Europe. CellOrtho works in collaboration with Skin Medical Marbella.
Dr. Julio Ortega
Dr. Julio Ortega graduated in Medicine from the University of Buenos Aires, Argentina, in 2001. He moved to Spain in 2008 and went on to specialise in Intensive Care Medicine, driven by a desire to care for patients in critical and life-threatening situations, completing his specialist training in 2015. He later pursued a Master's in Aesthetic and Anti-Ageing Medicine and has practised as an aesthetic doctor since 2020. Dr. Ortega is motivated by helping people and by continually learning new techniques that can meaningfully improve quality of life.
Pernilla Lettberger
Pernilla is a dedicated registered nurse with years of experience in clinical care and procedures. She plays an essential role at Cellortho, ensuring every patient receives attentive, compassionate care throughout their treatment journey, from initial consultation to post-procedure follow-up.
Estelle Sjöberg
Estelle is a registered nurse since 2012 with experience across primary care, emergency care and inpatient care. She has a particular interest in sports medicine and rehabilitation, preventive health, and evidence-based recovery and performance optimisation. Estelle believes strongly in patient-centred care, empathetic communication and keeping patients well-informed and involved throughout their assessment and treatment. She speaks Swedish, English and Spanish.
Chiropractic & Movement Care
Patrik Malmqvist
Patrik Malmqvist is an experienced chiropractor with a hands-on approach to musculoskeletal care. His practice focuses on spinal health, joint function and movement, with an emphasis on mobility and physical function.
At CellOrtho, Patrik provides chiropractic care as part of CellOrtho's wider multidisciplinary team, working alongside the medical team where appropriate.
Clinical Philosophy
"My role is not to recommend a treatment because it is available - it is to recommend a treatment because it is right for the patient in front of me. If regenerative medicine cannot help your condition, I will tell you that clearly, and I will help you understand what can."
- Dr. Arvin Yarollahi, Founder & Medical Director
Every patient receives a follow-up consultation as part of their care. If the response is not as expected, Dr. Yarollahi reviews the case and discusses the options.
Learn more about our treatments and the conditions we treat.
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