Trusted Medicolegal Expert Witness Service
Robert Macadam FRCS offers structured, evidence-based medicolegal expert witness reports in general, upper GI, and bariatric surgery, fulfilling court requirements with professionalism.
Email:
rob@liabilityandcausation.co.uk
150+ reports in the last three years.
Balanced opinions — claimant, defendant, or SJE. I understand the pressures of your caseload: tight deadlines, clear liability lines, and reports that hold up under scrutiny.
I respond promptly, flag issues early, and don't need chasing. Surgical complexity, explained plainly. Free 15-minute preliminary discussion on any case.
Precision Surgical Expertise for Medicolegal Cases
About the practice
Robert Macadam is a Consultant General, Upper Gastrointestinal and Bariatric Surgeon at Mersey & West Lancashire Teaching Hospitals NHS Trust, where he also serves as Clinical Director. He holds a PhD and is a Fellow of the Royal College of Surgeons (FRCS Gen. Surg.). He previously served as a Specialty Advisor to the Care Quality Commission.
He has provided independent medico-legal opinion in clinical negligence and personal injury matters since 2013, with a current annual caseload of approximately 50 reports. Instructions are accepted on behalf of both claimants and defendants in approximately equal proportion, consistent with his overriding duty to the court under CPR Part 35.
Areas of expertise
Reports are accepted on matters within the following areas of clinical practice:
- Upper gastrointestinal surgery — oesophageal, gastric, hepatobiliary and pancreatic disease
- Bariatric and metabolic surgery — gastric banding, sleeve gastrectomy, gastric bypass, revisional surgery
- General surgery — including laparoscopic cholecystectomy, hernia repair, appendicitis and acute abdominal pathology
- Endoscopy and related interventional procedures
- Surgical site infection, anastomotic complications and post-operative care
Instructional balance and independence
Instructions are accepted from both sides. Current and recent work includes:
- Defence: instructions from MDDUS in respect of clinical negligence claims against members
- Claimant: instructions through Premex, Premex+, Speed Medical, Medical Law Services, OnTime Reports, Premier Medical, TMLEP and direct from a number of clinical negligence firms across England, Wales and Scotland
The practice maintains panel relationships with the principal medico-legal agencies and accepts direct instructions from solicitors.
Standing and credentials
- Invited solo speaker, Liverpool Law Society Clinical Negligence Conference 2026 — From Operating Theatre to Court Room
- Member, The Medico-Legal Expert Panel (TMLEP)
- Former Trust Patient Safety Specialist
- Author, Agile Healthcare (Cambridge University Press, [forthcoming])
- Former CQC Specialty Advisor
Approach
Reports are prepared personally and address the issues set out in the Letter of Instruction in clear, structured, and CPR Part 35 compliant form. Standard turnaround is 4-6 weeks from receipt of complete records. Preliminary screening opinions are available where helpful before formal instruction. Fees are agreed in writing in advance and are based on case complexity and document volume rather than outcome.
Remote claimant consultations are offered alongside in-person appointments at Renacres Hospital, Southport.
20+
Years Teaching Hospital Consultant Surgical Experience
300+
Expert Witness Cases
100%
Court-Compliant Reports