Simpson Medicolegal Services

Specialist Expert Witness Services in Peripheral Nerve Injury and Orthopaedic Upper Limb Surgery, delivering clear, impartial and authoritative reports for complex legal cases.



Area of Expertise

Peripheral nerve injury, brachial plexus injury, surgical complications, nerve tumours, Erb's palsy, complex upper limb orthopaedics

Instructions per Year

~ 90 medicolegal reports per year, with a balanced mix of Claimant, Defendant and Joint Instructions (50 : 40 : 10)

Report Types

Personal injury, clinical negligence, advisory screening reports, causation, and condition & prognosis assessments

Compliant with CPR Part 35 | Balanced instructions (Claimant, Defendant & Joint) | Experienced expert witness

Expert Witness Services by a Leading Specialist

As a Consultant Peripheral Nerve Surgeon with a focus on complex upper limb conditions at the internationally renowned Peripheral Nerve Injury Unit, Royal National Orthopaedic Hospital, Mr Ashley Simpson brings clinical experience at the highest level to every case.

His expertise in managing complex nerve pathology and upper limb orthopaedic conditions translates into medicolegal reports that are unbiased and respected by the courts, solicitors and claims handlers throughout the United Kingdom.

Simpson Medicolegal Services combines specialised clinical knowledge with a thorough understanding of legal requirements, ensuring reports that stand up to scrutiny in even the most challenging cases.

Comprehensive Medicolegal Expertise
Personal Injury & Clinical Negligence

Expert assessment of causation, liability, and extent of injury in claims involving upper limb and peripheral nerve damage. Detailed analysis of standard of care and potential breaches in clinical settings.

Road Traffic Collisions & Work-related Injuries

Specialised evaluation of high-energy trauma injuries, motorcycle-related trauma, and complex multi-tissue injuries affecting the upper limb and peripheral nervous system assessed in a meticulous and systematic way.

Complex Upper Limb Orthopaedics

Comprehensive assessment of fractures, dislocations, soft tissue injuries, and their long-term implications, including analysis of surgical interventions and rehabilitation requirements.

Peripheral Nerve Injury Expertise

Simpson Medicolegal Services offers unparalleled expertise in complex peripheral nerve injuries, including:

  • Brachial plexus injuries and their functional implications
  • Nerve entrapment syndromes and compression neuropathies
  • Traumatic nerve lacerations and transections
  • Iatrogenic nerve injuries following medical and surgical procedures
  • Neuropathic pain conditions and complex regional pain syndrome

These complex conditions require specialist knowledge to accurately assess causation, prognosis and treatment needs - knowledge that forms the cornerstone of this specialist medicolegal practice.

Balanced Reporting & Impartial Expertise

Simpson Medicolegal Services is regularly instructed by both Claimant and Defendant solicitors, as well as on joint instructions, demonstrating our commitment to impartiality and professional integrity.

Claimant Instructions

Thorough analysis of injuries, causation and long-term implications to support legitimate claims with clear medical evidence.

Defendant Instructions

Objective assessment of claimed injuries, appropriate treatment, and reasonable prognosis to ensure fair outcomes.

Joint Instructions

Independent, court-directed expertise providing neutral opinions that both parties can rely upon for resolution.

Comprehensive Assessment Approach
Medical Records Review

Thorough analysis of all relevant medical documentation, including acute care notes, surgical reports, and rehabilitation records.

Clinical Examination

Detailed physical assessment using specialist techniques to evaluate nerve function, muscle strength, and functional limitations.

Outcome Measurement

Application of validated assessment tools to quantify disability, pain levels and functional impact on daily activities.

Report Preparation

Creation of comprehensive, evidence-based reports that clearly communicate complex medical concepts for legal audiences.

Practical Arrangements & Accessibility

Simpson Medicolegal Services prioritises efficiency and accessibility for both instructing parties and claimants:

  • Modern Consulting Facilities: Well-equipped examination rooms in central London and Stanmore, easily accessible by public transport
  • Home Visits: Available for clients with mobility restrictions or special circumstances
  • Remote Consultations: Video assessments where appropriate for preliminary evaluations
  • Timely Reporting: Commitment to prompt turnaround times to meet court deadlines

We understand that each case has unique requirements and we offer flexible solutions to accommodate specific needs while maintaining the highest standards of medicolegal assessment.

Professional Standards & Commitments
Impartiality

Maintaining strict neutrality regardless of instructing party, with opinions based solely on medical evidence and clinical expertise.

Timeliness

Respecting court deadlines and case timelines with prompt scheduling and efficient report delivery.

Thoroughness

Comprehensive assessment methodology covering all relevant aspects of injury, treatment and prognosis.

Simpson Medicolegal Services adheres to the Civil Procedure Rules and Practice Direction 35, ensuring all reports meet the high standards expected by the courts.

Contact Simpson Medicolegal Services

For medicolegal enquiries, fee schedules, or to make an instruction, please contact us directly.

Consulting rooms are conveniently located in Central London and Stanmore for solicitors and clients.

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Last reviewed: 26 May 2026