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Oldfield Surgery is A Research Active Organisation

Contact Details               

Direct Line     01225 423250

Fax               01225 481857


We have a dedicated trials unit based within the surgery and plenty of space for visiting study monitors.We aspire to be the most successful GP based clinical research unit in the country.  You can read about our recent success here;


Have a look at our Get Involved in Research page for patients

Fully up to date with all trial management systems, our team have worked with every major pharmaceutical company, producing quality data to time and target. We have capacity to recruit to multiple studies at any one time.

Meet the Team


Dr Patrick Eavis

Principal Investigator & GP Champion

With over 25 years experience of commercial clinical trials in all major treatment areas, Dr Patrick Eavis is the GP Champion for the National Institute for Health Research, and also a past member of the local LREC

Dr Tim Johnson

Principal Investigator

With 25 years experience working in phase 2,3 and 4 clinical trials, Dr Johnson has dedicated commercial trials sessions with the team and is leading the surgery on recruitment 

Dr Johnson

Mary Anne Fifield

Research Nurse

Mary Anne has experience in primary and secondary care research and also works as a facilitator and joint programme lead for a National Institute for Health Research communication course

Becky Cumpson

Research Co-Ordinator

Becky has worked in the public, private and voluntary sectors improving performance and developing business.  She is keen to include as many patients as possible in good quality research and has encouraged friends and family to do the same



  • Large database of registered patients
  • Excellent links with other GP practices
  • Dedicated research nurse, fully GCP trained
  • Experienced Investigators, fully GCP trained
  • Dedicated Research Co-Ordinator
  • High recruitment levels, top UK and European recruiter in several studies
  • Excellent audit results
  • Independent, fully equipped unit and spacious monitoring facilities
  • Onsite pharmacy and pharmacist


Examples of our Trials expertise

  • Diabetes
  • Asthma
  • COPD (Chronic Obstructive Pulmonary Disease)
  • IBS (Irritable Bowel Syndrome)
  • Opioid Induced Constipation
  • ENT (Ear Nose & Throat conditions)
  • Cardiovascular Disease
  • Coronary Artery Disease
  • Eczema
  • Acute Cough
  • Dyspepsia
  • Cancer Pain
  • Pneumonia
  • Vaccinations
  • Osteoporosis
  • Prostate Cancer
  • Sore Throat
  • Familial Hypercholesterolaemia in infants
  • Dermatology
  • Diet & Lifestyle
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