Meet The Team

Patient Liaison Team 

 Patient Liaison Team


As a One Health patient you will be assigned your own named Patient Liaison Team member who is here to assist you through every stage of your treatment, helping to manage your appointments and answer any queries you may have.  

You can call our dedicated Patient Liaison Team  on 0114 250 5510 if you need any help or information about how to choose One Health for your NHS referral.




One Health Group Board Members


Mr Derek Bickerstaff

Non-Executive Director

Derek gained degrees of Bachelor of Medicine and Surgery in 1982 and a Doctorate in Medicine in 1991. He was appointed to the training programme in Orthopaedic Surgery in Sheffield and after completing a Fellowship in Knee Surgery in Adelaide, Australia was appointed a Consultant Surgeon in Sheffield in 1993.

He developed a national and international reputation in knee surgery, treating many professional athletes and lecturing widely.

In 2000, he was asked to join the Sheffield Centre of Sports and Exercise Medicine at Sheffield University and in 2004 he started the One Health Group. 

As Chief Executive of One Health Group for 13 years, Derek has overseen its growth into a multi-speciality medical services company over a growing geographic area. In 2017, Derek took on the role of Director of Strategy & Innovation and continues to work as a surgeon with a special interest in knee surgery.






Mr Adam Binns

Chief Operating Officer and Finance Director

Adam joined One Health Group in January 2018. He is an Accountant by profession and has extensive experience of Commerical and Financial Director roles in large logistic and retail businesses.





Mr Ray Shannon


Qualified in Nursing and Social Work, Ray has over 20 years Board level experience in both public and private Healthcare organisations. He has been Chief Executive of a number of NHS organisations and during a 10 year period undertook a number of troubleshooting roles in “challenged organisations”. Ray has extensive experience in managing change and in particular changing organisational culture.

From 2006-­2009 Ray was Chief Executive of a Private Healthcare company specialising in Rehabilitation Services based in London. In May 2012 he became Chairman of the One Health Group having been involved with the company on an advisory basis for the previous 3 years. In 2006 Ray was one of 16 people recognised by the National Portrait Gallery for his contribution to the field of Healthcare and his portrait featured in the “Picture of health exhibition”.

Ray is also a qualified Executive Coach and holds the ILM Level 7 Diploma in Leadership Mentoring and Executive Coaching




Mrs Jessica Sellars

Associate Operations Director

Jessica joined One Health Group in May 2005 and holds both a BA (Hons) in Business Studies and MSc in Leadership and Management from Sheffield Hallam University. Over the past 9 years Jessica has been a key member of the Senior Management Team and in particular has been responsible for the operations and development of OHG’s Patient Liaison Team.

In August 2014 Jessica was promoted to Associate Operations Director following the Boards decision to develop further strategies for growth to expand existing services and introduce new ones in the wider local region. In order to achieve these goals the Board recognised the need to increase their operational capacity at a senior level.

Jessica works closely with Senior Management Team implementing the growth strategies of the business. In addition Jessica’s role focuses on the establishment, development and optimisation of day to day operations in the company.

Jessica also closely supports the Speciality Team Leads of the Patient Liaison Department and oversees the day to day running of all organisational functions.




Mr David Whitney

Chair of Clinical Governance Committee

David was formerly Chief Executive of Central Sheffield University Hospitals NHS Trust from 1990 to 2001. He is a Non-Executive Director of Westfield Contributory Health Scheme and Chairman of the Weston Park Hospital Cancer Charity.

David is Non-Executive Director at Chesterfield Royal Hospital NHS Foundation Trust where he has been Chair of their Clinical Governance Committee for the past 7 years.

David is one of our Non-Executive Directors and drawing upon his substantial experience in the area of Clinical Quality has the specific role of chairing the OHG Clinical Governance Committee.

His role involves ensuring the standards of the Care Quality Commission are met, providing internal assurance to the One Health Board that the clinical processes within One Health are robust and fit for

purpose and that the clinical outcomes are appropriate and properly benchmarked/peer reviewed.