Mr Tillman trained in Manchester and Bristol, and undertook specialist fellowships at Wrighton Hospital for hip surgery and the Mayo Clinic. He also carried out a knee fellowship in Boston, USA.
His clinical practice is principally in the field of lower limb joint replacement and knee surgery including arthroscopy. He also carries out routine hand surgery including Dupuytren's contracture and carpal tunnel release amongst others. He is a recognised specialist in the management of bone tumours and metastatic bone disease.