FRCS (Urol), BSc

Year qualified:


Country of qualification:


Registration & Memberships

Registration and licensing

  • GMC

Memberships and associations

  • British Association of Urological Surgeons
  • European Urological Association

Mr Darrell Allen

Consultant Urological Surgeon

FRCS (Urol), BSc

Darrell Allen is a consultant Urological surgeon at the Royal Free Hospital. Having completed his urological training in North West London he was appointed as a Consultant Urological Surgeon at the Royal Free in 2011.

Darrell Allen has a sub-specialist interest in Endourology including the treatment of complex kidney stones though covering the full breadth of adult urological conditions.

He offers the highest quality of urological care with the patient and their needs as my central focus.



Special interests:

General and Diagnostic urology

Renal and ureteric stones

Lower urinary tract dysfunction

Prostate disorders

Haematuria (Blood in the urine)

Scrotal abnormalities

Procedures offered:


Flexible ureteroscopy



Scrotal operations including vasectomy

Clinical Interests:

Mr Allen covers the breadth of urological conditions enjoying both the diagnostic and treatment aspects

His  main passion is treating complex endourological cases especially patients with complex stone disease such as stones in a transplanted kidney.

Mr Darrell Allen consultant Urological Surgeon is available for consultations at the Royal Free.