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About The London Osteoporosis Clinic

Our consultant specialists have a decade or more experience in delivering osteoporosis care at consultant level.

Many of our consultants lead osteoporosis and related services for their NHS hospitals and are involved in medical research.

Most of our consultants are highly regarded in the field of osteoporosis, teach fellow clinicians and participate in continuous professional development.


Our Vision, Mission, Values 

London Osteoporosis Clinic was started because of the personal and professional experience of the devastating consequences of osteoporosis fractures.  We understand the impact on individual patients, families, communities and healthcare and social systems.

London Osteoporosis Clinic is group of leading clinicians focused on:

  1. early diagnosis,
  2. drug and non-drug,
  3. multidisciplinary treatments to achieve best outcomes for patients with osteoporosis and related musculoskeletal disorders.

London Osteoporosis Clinic has dedicated support staff and modern facilities at several locations with access to the latest diagnostics.



  • To eradicate osteoporosis fractures and associated suffering


  • To stop avoidable suffering from fractures and musculoskeletal conditions
  • To help wider community to achieve optimum health


  • To work collaboratively with wide network of organisations and individuals to achieve our purpose and mission
  • To achieve the best outcomes for our patients
  • To improve patient experience and carry out regular patient feedback
  • To participate in continuous clinical audit
  • To maintain most up-to-date technical skills and engage in continuous professional development
  • Contribute to education and training of other healthcare professionals


The Team

Prof Sir G Catto | Prof G Hughes | Dr C Moniz  | Dr T Mahmud | And Colleagues

Professor Sir G Catto is Co-Founder and Director of London Osteoporosis Clinic and is Emeritus Professor of Medicine at the Universities of London and Aberdeen.  He was President, later Chair, of the General Medical Council until April 2009.  Professor Catto has been interested in bone health for many years.  Over that period of time understanding about bone health has transformed.  Professor Catto advocates better care for osteoporosis and metabolic bone diseases.

Dr T Mahmud is Co-Founder and Director of London Osteoporosis Clinic.  He trained at King’s College Hospital, St Thomas’ Hospital and Guy’s Hospital.  Dr Mahmud was an Honorary Consultant at the Royal National Hospital for Rheumatic Diseases in Bath and he was Lead for Osteoporosis and Consultant Rheumatologist at Tunbridge Wells Hospital.   Dr Mahmud’s interests include holistic osteoporosis treatments, raising awareness about bone health and prevention of osteoporosis fractures.  Dr Mahmud’s MD and MSc research studied the mechanisms of drug side effects.

Dr D Houssien is consultant Rheumatologist.  He Studied Medicine at King Abdullaziz University in Jeddah, Master Medical Science in Rheumatology, Birmingham University and undertook his clinical research PhD in Rheumatology, King’s College Hospital.

Dr Houssien has more than two decades’ experience in Saudi Arabia and more recently been offering laser acupuncture in Harley Street.  He has developed a new treatment for back, neck, shoulder and knee pain, using laser acupuncture (these non-drug-based treatment has been presented in several international conferences).  Laser acupuncture is an integral part of Dr Houssien’s clinical approach avoids the side effects of standard therapies. He combines it with special diet are designed to improve symptoms after their first visit.

Dr K Gaffney is Consultant Rheumatologist, Clinical Director for Rheumatology, Clinical Research Lead, Honorary Senior Lecturer at the University of East Anglia, Chair of British Society for Rheumatology Biologics Committee for Ankylosing Spondylitis, Medical Advisor and Trustee of the National Ankylosing Spondylitis Society and President of The National Osteoporosis Society (Norwich & District Group).

Dr C Moniz is Lead for Clinical Chemistry and Osteoporosis at King’s College Hospital.  Dr Moniz provides expert interpretation of biochemistry laboratory results and clinical advice. He is responsible for 4 Supraregional Assay Services.  As Clinical Director of Specialist Biochemistry and Blood Sciences Laboratory, he ensures provision of 24/7 laboratory services meet full national accreditation standards.  Dr Moniz also manages the research and clinical output of the department.

Dr S Harper is an experienced GP with expertise in women’s wellbeing and healthy ageing during the menopause transition. She has an integrative whole body and mind approach to healthcare to optimise hormonal wellbeing.  She has given educational talks to GP’s on management of the menopause and is trained in motivational interviewing techniques and weight management.  She also has an interest in the gut microbiome and irritable bowels syndrome.

And Colleagues 

London Osteoporosis Clinic is group of leading Consultant Osteoporosis Physicians, Orthopaedic Surgeons and Sport & Exercise Medicine Doctors, Nutritionists, Physiotherapists, Strengthening Trainers.

We specialise in the early diagnosis, drug and non-drug, multidisciplinary treatments to achieve best outcomes for our patients with osteoporosis and related musculoskeletal disorders.


Our growing central team includes:

Joy – Senior PA

Janine – Senior PA

Nush – Practice Manager

Mike – Web Manager

Paul – Accounts Manager

Chris – Campaign Manager


London Osteoporosis Clinic benefits from the support of may clinical and admin staff in our different clinic locations.