Coronavirus Update.

In line with government guidelines, Stratum Dermatology Clinic Wimbledon & Raynes Park is now fully open for all consultations and treatments. We are able to see you quickly, in most instances offering same day or next day appointments. Find out more about our response to COVID-19.

Welcome to Stratum Dermatology Clinics Wimbledon and Raynes Park.

Trusted experts in Dermatology in Wimbledon and Raynes Park.

Opened 2019, Stratum Clinics Wimbledon and Raynes Park is a purpose-built dermatology centre of excellence in the heart of the Wimbledon and Raynes Park area. The clinic provides expert care for all skin related problems, as well as professional advice on maintaining and improving skin health and appearance.

We offer specialist Dermatological, Aesthetic and Laser Treatments. Our team of consultants and practitioners are experts in their chosen speciality areas. Our goal is to provide you with dermatological diagnosis and treatment of the highest quality. We accept patients from all major insurers, or you can pay for your own treatment.


Arrange a consultation with one of our expert dermatologists today.



Acne dermatologist in Oxford | Acne Clinic in Oxford | Stratum Dermatology Clinic

Acne Treatment

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Eczema and Skin Rashes

Skin Tags, Warts and Verrucae

Severe Psoriasis | Stratum Dermatology Clinic in Cheltenham


Alopecia Experts | Dermatology Clinic Cheltenham | Stratum Dermatology Clinic

Alopecia (Hair Loss)

Varicose Veins

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Age Spots

Excessive Sweating

Cyst on Skin | Skin cyst treatments in Cheltenham



Squamous Carcinoma | Skin Cancer | Dermatologist in Oxford, Cheltenham and Wimbledon | Stratum Dermatology Clinics

Skin Cancer

Mole checking on the back | Mole checking clinic Cheltenham

Mole Checks

Mole being checked by dermatologist | Mole Checking Clinic in Cheltenham | Stratum Dermatology Clinic

Mole Removal


Anti Ageing | Skincare | Dermatologist in Oxford, Cheltenham and Wimbledon

Aesthetic Treatments

Laser hair removal clinic in Cheltenham

Laser Hair Removal

Dermalux Specialist Skincare Treatment | Acne Treatment Clinic | Stratum Dermatology Clinics

Dermalux LED

Microneedling Treatments in Cheltenham



Electrotherapy Haemorrhoid Treatment


Arrange a consultation with one of our expert dermatologists today.




Stratum Clinics Wimbledon & Raynes Park
Raynes Park Health Centre
1 Lambton Road
SW20 0LW

The clinic can be accessed by rail, car, bus or by foot. The nearest train station is Raynes Park and the clinic is just short walk from the London bound platform. There is on street parking available and the local Waitrose has parking for up to two hours which is just around the corner.

Areas we cover

We see patients from across London and Surrey. The clinic is easily accessible by train or the A3 from Surrey, Surbiton, Sutton, Kingston, New Malden, Croyden and further afield.


0800 048 9230

020 3965 2041

[email protected]


While appointments can be made available outside usual hours in special circumstances, our core hours are:

Monday 8.30am – 8.00pm
Tuesday 8.30am – 8.00pm
Wednesday 8.30am – 8.00pm
Thursday 8.30am – 8.00pm
Friday 8:30am – 8.00pm
Saturday 9:00am – 1.00pm
Sunday closed


Jana | Dermatologist in Wimbeldon | Dermatology Clinics in Wimbledon | Stratum Dermatology Clinics

Dr Janakan Natkunarajah (Dr Jana)

Consultant Dermatologist

GMC: 6054088
Qualifications: MBBS BSc MRCP MRCP (Derm)

Dr Jana is the Clinical Lead at Stratum Clinics Wimbledon and Raynes Park. He is also a Consultant Dermatologist at Kingston Hospital, appointed in 2011. He developed the dermatology service at Kingston and Raynes Park Health Centre and Community sites with excellent patient feedback.

He trained at Imperial College London and graduated in 2002, having gained a first-class Neuroscience BSc in 1999. He has had the unique opportunity to have worked in several excellent dermatology units including Amersham Hospital and King's College Hospital. He trained locally on the St George's/St Helier's/Kingston dermatology rotation.

Throughout his training he has won several prizes at the Royal Society of Medicine and the British Association of Dermatologists Annual Conference. He actively teaches dermatology to undergraduates and postgraduates and is involved in GP education with organising a GP skin club. He is currently the South London British Association of Dermatology Regional representative and is the co-editor of the Clinical and Experimental Dermatology Journal.

Dr Natkunarajah is a Fellow of the Royal College of Physicians. He is Educational Supervisor at Kingston for the Dermatology Trainees (2011- 2017).

Clinical interests:

General Adult and Paediatric Dermatology
Psoriasis - treatment and phototherapy
Eczema - medical and topical treatments
Skin cancer diagnosis and management
Mole screening using dermoscopy
Acute skin rashes

Mr Ben Ardehali

Consultant plastic, reconstructive and cosmetic surgeon

GMC: 4646226

Qualifications: MBBS (Lond) MSc (Oxon) FRCS( Plast)

Mr. Ben Ardehali is a fully accredited consultant plastic, reconstructive and cosmetic surgeon with over 10 years of highly specialised training. He is on the Specialist Register in Plastic Surgery with the General Medical Council.

He qualified from St. Mary’s Hospital Medical School at Imperial College London in 1999 with a Distinction in Anatomy and completed his general surgical training at the Hammersmith Hospital training programme in London in 2004 to become a member of the Royal College of Surgeons of England MRCS.

After completing his higher surgical training in plastic, reconstructive and aesthetic surgery in London he became a Fellow of the Royal College of Surgeon of England FRCS.
His interest includes cancer reconstruction, general plastic surgery and cosmetic surgery. He has completed a fellowship in cosmetic surgery at the renowned London Clinic and has a higher degree in cosmetic surgery from the University of London. He has also undertaken a fellowship in microvascular surgery at Charing Cross Hospital in London.

His research interest is in the area of objective assessment of outcome in plastic surgery. This has led to numerous presentations both at national and international level along with publications in peer-reviewed plastic surgical literature.

He has a Masters degree in Surgical Sciences from the University of Oxford with a primary focus on patient safety and quality improvement in health care.

Dr Nisha Rishi Arujuna | Stratum Dermatology Clinics

Dr Nisha Rishi Arujuna

Consultant Dermatologist

GMC: 7084425

Qualifications: MBBS (Distinction), MRCP (Dermatology)

Dr Nisha Rishi Arujuna is a Consultant Dermatologist at Kingston Hospital NHS Foundation Trust and is also an Honorary Consultant Dermatologist at the St John’s Institute of Dermatology, Guy’s & St Thomas’ NHS Foundation Trust.

Nisha graduated with a distinction from King’s College London School of Medicine (KCLSoM) in 2010. She has since completed her dermatology training in Sussex, at the Western Sussex Hospitals NHS Foundation Trust and the Brighton and Sussex University Hospitals NHS Trust. During this time, she was awarded a travel fellowship to undertake a period of study in photodermatology at the St John’s Institute of Dermatology.

Nisha was awarded the John Henry Wignall Prize in 2006 for outstanding achievement in medicine and the KCLSoM Elective Travel Award in 2009 to work at the Mount Sinai Hospital in New York and the Queen Elizabeth Hospital in Borneo. In 2016, Nisha won the prestigious Ashley Cooper Award given by the British Society of Dermatological Surgery for presenting the novel concept of introducing a dermatology surgery consent photo booklet.

Nisha is an active member of the British Association of Dermatologists, has presented regularly at their annual national conferences and also participates in the American Academy of Dermatologists meetings. She has authored several international publications in her specialty field in peer-reviewed journals.

Clinical Interests

Nisha’s special interest is in photodermatology and she is developing the phototherapy services and photodermatoses management locally, collaborating with the photodermatology team at the St John’s Institute of Dermatology. She performs dermatology surgery and also enjoys the management of medical dermatological cases. She has a passion for teaching and this has been corroborated by her being awarded as Teacher of the Year.

Dr Arani Chandrakumar | Stratum Dermatology Clinic

Dr Arani Chandrakumar

Consultant Dermatologist

GMC: 6117573

Qualifications: MBBChir MA(Cantab) MRCP(Derm)

Dr Arani Chandrakumar works as a Consultant Dermatologist at Ashford and St Peter’s Hospitals NHS Trust in Surrey. She is currently Clinical Lead in Dermatology at the Trust.
Dr Chandrakumar studied Medicine at the University of Cambridge where she achieved a 1st class BA degree for her third year in Biological Anthropology, and subsequently completed her clinical training at Addenbrookes Hospital in Cambridge.
She undertook the Senior House Officer medical rotation at Addenbrookes Hospital and then moved to London where she continued to work in medical specialties as a junior doctor before embarking on her Dermatology Specialist Registrar training at Chelsea & Westminster Hospital and University College Hospital London.
She became a Consultant Dermatologist at Ashford & St Peter’s Hospitals in February of 2013 and remains there to date. During this time, she has taken roles such as Lead in Paediatric Dermatology as well as Skin Cancer Lead, before becoming Clinical Lead.
Dr Chandrakumar works as a reviewer for the Editorial Team of the Oxford Medical Case Reports Journal. She previously co-wrote the Dermatology chapter for the Oxford Desk Reference: Acute Medicine guide book. She has contributed to the dermatology chapter in 4th edition of Medicine at a Glance.
Dr Chandrakumar is happy to see general dermatology, skin lesions, paediatric dermatology, and perform simple skin surgery.

Dr Abigail Fogo | Dermatologist Cheltenham | Stratum Dermatology Clinics

Dr Abigail Fogo

Consultant Dermatologist

GMC: 6104619

Qualifications: MBBS, BSc, MRCP, MRCP (Derm)

Dr Fogo is a Consultant Dermatologist at Stratum Clinics and she also practises at the Kingston Hospital NHS Foundation Trust where she is the Clinical Lead for Research and Development and Paediatric Dermatology.

Dr Fogo graduated with a distinction from St Bartholomew’s and the Royal London School of Medicine and Dentistry in 2004 and she was awarded the David Reeve and Herbert Patterson Prizes for outstanding academic achievement in 2000 and the Brackenbury, Bourne and Magdalen Hughes Scholarship in Medicine in 2004. She has a first class honours degree in Biochemistry and Genetics from Nottingham University, 1999.

She is a member of the British Association of Dermatologists and has published in her specialty field in several peer-reviewed journals.

She completed her dermatology training at King’s College Hospital and St. John’s Institute of Dermatology in London and won the Royal Society of Medicine Hugh Wallace Registrar Prize for presenting in her specialty field, 2009-2010.

Her clinical interests include:
• Paediatric Dermatology
• General Adult Dermatology
• Genital Dermatoses
• Eczema
• Acne
• Psoriasis
• Skin cancer diagnosis and management
• Mole screening using dermoscopy

Dr Ciara Haddadeen | Dermatology Clinics in Oxford

Dr Ciara Haddadeen

Consultant Dermatologist

GMC: 6160927

Dr Ciara Haddadeen is a consultant dermatologist at Stratum Clinics, she also practises at Epsom and St Helier University Hospitals NHS Trust.

She graduated from studying medicine at St George’s, University of London in 2007 and also completed an intercalated BSc in medical sciences. She completed her core medical training in London and worked at Kings College Hospital and St. George’s Hospital.

Her specialist dermatology training took place in the Wessex Deanery across Southampton General Hospital NHS Foundation Trust, Portsmouth Hospitals NHS Trust and Poole Hospital. She spent 2 years as a dermatology clinical research fellow at the University of Southampton investigating immune responses in the skin. She has presented at national and international conferences as well as published in peer reviewed journals.

She is a member of the British Association of Dermatologists, European Association of Dermato-Venearologists and the British Society for Dermatological Surgery.

Her interests include mole checks, skin cancer, general adult dermatology (eczema, psoriasis, acne/rosacea etc) and skin surgery.

Dr Victoria Hogarth | Dermatologist in Cheltenham | Stratum Dermatology Clinics

Dr Victoria Hogarth

Consultant Dermatologist

GMC: 6128209

Dr Hogarth is a Consultant Dermatologist with a special interest in General Dermatology, Acne and Eczema.

She undertook her pre-clinical training at Cambridge University where she was awarded the Fulford Scholarship and completed her clinical training at Oxford University. She also undertook the prestigious Academic Foundation Training in Oxford. Dr Hogarth then moved to London to complete her dermatology training. Her Specialist Training in Dermatology was completed at several centres of excellence including The Royal Free Hospital, The Royal London Hospital and Kings College Hospital.

Dr Hogarth works in the NHS at Kingston Hospital where she is the lead for contact dermatitis. She is an educational supervisor and regularly involved in teaching dermatology to trainees and medical students and has a PGCE in medical education.

She is a member of the British Association of Dermatologists, the British Society for Cutaneous Allergy and the European Society of Contact Dermatitis.

Dr Hogarth consults on all aspects of skin concerns including skin cancer and mole checks, acne, rosacea, eczema, psoriasis, stubborn warts and verrucae, keloids, alopecia, skin tags and vitiligo.

Dr Venura Samarasinghe | Stratum Dermatology Clinics

Dr Venura Samarasinghe

Consultant Dermatologist

GMC: 6056214

Qualifications: MBChB, MRCP(DERM)

Dr Ven Samarasinghe is a consultant dermatologist, dermatological surgeon and dermatological lead for skin cancer.

He qualified from the University of Manchester in 2002 and undertook dermatology specialist training in the Northwest of England Dermatology program.

On joining the national specialist register for Dermatology in 2012, Dr Samarasinghe completed a further one-year fellowship in Mohs’ micrographic and dermatological surgery at St John's Institute of Dermatology, London.

Dr Samarasinghe has completed multiple international scientific trials on skin cancer. He has lectured nationally and internationally on skin cancer, skin surgery and dermatology for which he has received awards. He has also published widely on skin cancer and currently sits on the national joint Dermatology-Plastic Surgery Integrated Fellowship board.

Dr Samarasinghe has special interests in skin screening; skin cancer; skin cancer surgery; general dermatology and benign skin removal.

Consultant Dermatologist in Wimbledon and London

Dr Bavithra Nathan

GUM Consultant

GMC: 6054410

Qualifications: MB BS 2002 University of London

Dr Bav Nathan is consultant physician specialist in sexual health and HIV medicine. She has over 12 years’ experience in the speciality and is the lead for the sexual health service at Kingston Hospital. Dr Nathan completed her medical training at King’s College London and also trained in sexual health at King’s, Chelsea and Westminster and Brighton and Sussex Hospitals. Dr Nathan is an expert in all aspects of acute and chronic sexual health management.
Dr Nathan offers a discrete and confidential service of the following:
• Full range of sexual health screen and testing
• Advice on women’s reproductive health and contraception
• Advice and management on sexual dysfunction
• Advice and management of recurrent genital conditions including genital herpes, genital warts, bacterial vaginosis and recurrent candida infection.
• Advice and management of male and female genital skin conditions
• Advice and Vaccination of HPV vaccine
• Advice on PEP and PrEP

Sharon Belmo | Dermatology Experts Wimbledon | Stratum Dermatology Clinic

Dr Sharon Belmo

Consultant Dermatologist

Dr Sharon Belmo is a UK trained Consultant Dermatologist. Her practice covers a range of general dermatological disorders, skin cancer and skin surgery, with specialist interests in dermatology for skin of colour and hair and scalp disorders.

Dr Belmo obtained her medical degree from the University of Dundee in 2006 and completed dermatology specialist training in Nottingham, 2016. Following this, she underwent an ethnic skin and hair fellowship in Paris, before settling in London.

She has presented at national and international conferences and has published in peer reviewed journals. She is a member of the British Association of Dermatologists, the British Hair and Nail Society, and the Skin of Color Society, USA. She is the clinical lead of the Centre of Evidence Based Dermatology Skin of Colour Resource in which she launched in 2016.

Dr Belmo currently holds a substantive NHS post at Croydon University Hospital, London.

Specialist interests – General dermatology, acne, rosacea, hair loss, skin of colour, eczema, psoriasis, hyperhidrosis, keloids, warts, benign skin lesions, mole checks, skin cancer, skin surgery.

NHS Base: Croydon University Hospital

Dr Stephen Keohane

Consultant Dermatologist and Mohs Surgeon

Consultant Dermatologist and Mohs Surgeon.
President of The British Society for Dermatological Surgery

I am a Consultant Dermatologist with a special interest in the diagnosis and
management of skin cancers and very experienced in the management of all
dermatological conditions. I have performed over 4000 Mohs surgery cases
and many more standard procedures.

• I am fortunate to be one of the very few clinicians in the UK able to offer
all the currently available types of diagnostic tools and treatments for
skin cancer, ranging from dermoscopy, photodynamic therapy and
Mohs Surgery, having been involved in numerous clinical trials.

• I run the regional Mohs Micrographic Service at the Portsmouth
Dermatology Centre. One of only six centres nationally to provide
formal training in Mohs Surgery. I have chaired the Wessex Regional
group for responsible for skin cancer policy in Hampshire, Wiltshire
and Dorset for over 10 years and was previously the Chair of the British
Association of Dermatologists Skin Cancer Committee.

• I have participated in The American Society of Mohs Surgery Quality
Assurance Programme and have just been instrumental in starting a
similar UK scheme.

• After school in Wimbledon I studied Medicine at St Thomas’, where I
was selected to study for an additional BSc in Experimental Pathology.
After training in Dermatology in Leicester, Sheffield and Edinburgh, I
undertook basic research as a University Lecturer which was extended
into a project in rural Malaysia. This led to a Doctor of Medicine (MD)
degree. Subsequently I trained in Dermatological surgery and Mohs
Micrographic Surgery in the UK, Seattle, San Diego and Charleston, USA.

• As the elected President of the British Society for Dermatological
Surgery (BSDS) (2017-2021) I am responsible for coordinating
advanced dermatological surgery and Mohs training and education in
the UK. In this role I'm also responsible for national guidelines and
audits relating to skin cancer surgery.

• I work closely with British Association of Dermatologists, National
Institute of Clinical Excellence and NHS England in producing guidance
on the management of both dermatology in general and skin cancer;
Most recently chairing the national guidelines development committee
for Squamous cell Carcinoma and currently a member of the NICE
Melanoma Guidelines Development Group.

Dermatologist in Wimbledon | Stratum Dermatology Clinics

Genevieve Knodell

Aesthetic Practitioner

Genevieve has 15 years experience in health, skincare and aesthetics.

She is Level 4 qualified in aesthetic practice and specialising in laser, light and non invasive aesthetic device technologies.

Over the years Genevieve has worked and trained along side some of the most renowned specialists in the field, developing and strengthening her skill as a expert in aesthetic practice and also having spent time as an educator/trainer on world leading aesthetic devices.

Genevieve has been travelling and attending aesthetic conferences globally, consulting, training and advising on the best treatment technologies in aesthetic practice for many years. She has a true passion in delivering customised treatment plans that are results driven, combining the best in treatment technologies, cosmeceutical delivery as well as good solid home care routine’s delivering an holistic approach for long lasting flawless results.

Zack Ally Dermatologist | Stratum Dermatology Clinics

Dr Zack Ally

Aesthetic Doctor

GMC: 7140125

Dr Zack Ally graduated from Brighton & Sussex Medical School and completed an intercalated Bachelor of Sciences with Upper-Class Honours in Surgery and Anaesthesia at Imperial College London.

His academic achievements include a medical student prize with the British Association of Plastic, Reconstructive and Aesthetic Surgeons (BAPRAS) and the International Congress of Medical Sciences (ISCOMS). He has published in the British Journal of Surgery and has written textbooks for medical students.

Dr Ally is the Founder and Medical Director of Derma Medical, he is an experienced and skilled Aesthetic Doctor, International Trainer and Speaker. He has had experience working for some of the country’s largest corporates in Harley Street, London and the UK, including The Harley Medical Group and Transform Cosmetic Surgery Group.

Dr Zack Ally trains medical professionals in aesthetic medicine throughout the world. Derma Medical now has regular training academies in the UK, Dubai, Australia, Sweden and Portugal. He is also a recognised International speaker presenting live demonstrations at some of the large Industry conferences.

Being at the forefront of Aesthetic Medicine training regulations, Dr Ally is a member of BCAM (British College of Aesthetic Medicine) who has also awarded accreditation for Derma Medicals landmark-based aesthetic training curriculum. Accreditation has also been awarded from ‘Industry Qualifications’ for the Level 7 Certificate in Aesthetic Medicine.

In 2016 Dr Ally was shortlisted as a finalist for ACW’s prestigious Entrepreneur of the Year award. He is also an honorary Committee member of the APHTOF – Portuguese Association of Orofacial Therapy and Harmonization who help provide regulation and guidance to medical and dental professionals in Portugal.

Dr Marisa Taylor

Consultant Dermatologist

Dr Marisa Taylor is a Consultant Dermatologist and Honorary Senior Lecturer at Imperial College Healthcare NHS Trust. She is a member of various societies including the British Association of Dermatologists, Royal College of Physicians London, Caribbean Dermatology Association and a Fellow of the Royal Society of Medicine.

She qualified in 2002 from the University of the West Indies, Mona Campus in Jamaica and completed the majority of her dermatology training in South Wales, UK. She achieved distinctions in Cardiff University’s diploma and masters in Clinical Dermatology and a Doctor of Medicine degree in acne, light sources and lasers. Between publishing papers and clinical letters she was a tutor for Cardiff University’s Diplomas in Clinical and Practical Dermatology and a Supervisor for doctors pursuing a Masters in Clinical Dermatology. She continues to be a reviewer for journals such as the British Journal of Dermatology and Journal of the European Academy of Dermatology and Venereology.

In addition to her strong academic and research background, her clinical expertise lies in medical dermatology for both adults and children, skin of colour, skin surgery, lasers and light sources. Her newest interest is in developing aesthetic dermatology not only as an additional tool to offer a complete service to her patients in her current practice, but also as a source of collaboration with other educators to embed this firmly in the realm of dermatology.


Because your treatment is individual to your needs, fees vary from patient to patient.

Stratum Clinic fees are competitively and fairly priced to reflect the expertise and facilities we deliver our services. For your consultation, you get:

  • A choice of Consultant Dermatologists to suit your condition, needs and schedules
  • A dedicated team who can support with payment, insurance, prescriptions and anything else to make your treatment as easy possible
  • Diagnosis and treatment of your condition – for many conditions we are able to offer treatment on the same day
  • An individualised treatment programme

Our doctors are Consultant Dermatologists

  • Registered with the General Medical Council as Consultant Dermatologists
  • Have trained and worked exclusively in dermatology for at least 10 years
  • Have treated thousands of patients

If you have a query or would like to discuss our treatments or fees in more detail, please contact us.

Consultation Fees.

The fee for the initial consultation [case history, examination including a full skin check when appropriate, assessment and discussion] is payable at the time. The secretaries will be happy to discuss fees and methods of payment at the time of making the appointment.

Procedure Fees.

Professional fees for any procedures will be quoted following the consultation. Full payment will be due on the day of the procedure.


Please fill in this form and one of our team will give you a call back to arrange a consultation with one of our expert dermatologists.