Expert warns that expanding roles for physician assistants and other non-medically qualified staff risks patient safety unless proper training, supervision, and regulation are strengthened.
Concerns about the safety and effectiveness of expanding non-doctor healthcare roles have intensified following a fresh warning from a senior NHS consultant. Dr Partha Kar, a consultant in diabetes and endocrinology at Portsmouth Hospitals NHS Trust, has raised alarm about the rapid growth of physician assistants, nurses, and pharmacists taking on tasks traditionally performed by doctors—without adequate safeguards in place.
Writing in the British Medical Journal, Dr Kar argues that whilst extending the scope of non-medical staff can improve patient access and create more avenues for care, the NHS is compromising three critical principles: appropriate training, adequate supervision, and strong regulation. “The expansion of roles and scope of non-doctors in pursuit of quicker access to healthcare risks sacrificing safety, quality, and efficiency,” he states.
The warning comes seven months after the Leng review examined the safety and effectiveness of physician associate roles—a position that has become increasingly controversial within the medical profession. Physician associates are university-trained healthcare professionals who work under doctor supervision, yet concerns have emerged about inconsistent training standards, unclear regulatory frameworks, and instances where they have worked beyond their level of competence.
The Training GapDr Kar identifies training as the foundational issue that must be resolved before roles can be safely expanded. Currently, there is no standardised training framework for physician associates across the UK, despite growing numbers being employed by NHS trusts and private healthcare providers. The royal colleges, which traditionally set professional standards, have not yet established firm guidance on scope of practice since the Leng review, leaving ambiguity about what these roles can and cannot safely perform.
“This is an area that the royal colleges should lead on, although they often seem more focused on financial sustainability and international expansion than tackling domestic needs,” Dr Kar observes, highlighting a systemic failure in professional oversight.
Supervision Under StrainA second critical concern centres on medical supervision. Many senior doctors in the NHS are already stretched managing their own workloads, training junior doctors, and leading ward teams. The expectation that they will adequately supervise non-medical clinicians—some of whom work beyond traditional scope—is often unrealistic.
Dr Kar describes this as “a well-known but often unspoken problem in the NHS.” When supervision is inadequate or rushed, risks emerge: delayed diagnoses, incorrect treatment decisions, inability to manage complications, and fragmented care that ultimately may increase costs rather than reduce them.
The British Medical Association has echoed these concerns, warning of patient safety issues where non-medical clinicians are “supported by their employers to work outside of their competency, or without sufficient supervision.” The BMA also notes that over-reliance on non-doctor staff risks “delayed, incorrect or overdiagnosis, incorrect treatment and inability to deal with complications,” alongside potential increases in overall care costs.
Regulatory WeakeningPerhaps most concerning is the simultaneous weakening of regulatory oversight. The General Medical Council, traditionally responsible for maintaining medical standards, has been diluting its regulatory functions. Healthwatch, which advocates for patient interests, is being closed. Meanwhile, the Care Quality Commission—trusted with monitoring patient safety across healthcare settings—has been deemed unfit for purpose following the recent Darzi review.
This perfect storm of expanding roles, stretched supervision, inadequate training standards, and weakening regulation creates what Dr Kar describes as “a potentially dangerous situation” with unclear lines of responsibility.
The Workforce Pressure ContextThe push to expand non-doctor roles stems from genuine workforce pressures. The NHS faces significant shortages of fully trained doctors, with medical school expansion not matched by sufficient postgraduate training places. The government has recently committed to prioritising UK medical graduates for training positions from 2026 and creating 4,000 additional specialty training places, acknowledging that current bottlenecks are unsustainable.
However, simply substituting non-medical staff for doctors without resolving underlying training, supervision, and regulatory issues does not address the problem—it may compound it. “There seems to be an underlying assumption by those drafting workforce plans that proper supervision will be provided, even when non-doctors work beyond their scope and doctors have less time for adequate oversight,” Dr Kar warns.
The immediate challenge facing the NHS and professional bodies is implementation of the Leng review recommendations, establishing clear training standards for physician associates, formalising supervision frameworks, and strengthening—rather than weakening—regulatory oversight.
Source: @bmj_latest
Key Takeaways
- Dr Partha Kar warns that expanding non-doctor healthcare roles without proper training standards, supervision, and regulation risks compromising patient safety and care quality
- Training inconsistencies for physician associates and inadequate medical supervision are identified as critical safety concerns within NHS trusts
- Simultaneous weakening of regulatory bodies—including the GMC, Healthwatch, and CQC—creates unclear accountability during a period of significant workforce expansion
What This Means for Kent Residents
For patients in Kent and Medway, these issues have direct implications for the quality of care you receive. Kent and Medway NHS Trust, along with other local trusts, employs physician assistants and other expanded-role professionals. Whilst many perform excellently within appropriate scope, the concerns raised highlight the importance of transparency about who is treating you and their level of training and supervision. If you’re receiving care from a non-doctor healthcare professional, you have the right to ask about their qualifications and the level of medical oversight they receive. For concerns about care quality or safety, contact your GP practice, local NHS trust, or reach out to the Care Quality Commission.


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