Our Team

Having been to medical school in the UK and starting his early surgical training in Newcastle, Mark moved to New Zealand in 1994. He completed his advanced surgical training here and had a year working back in the UK as consultant surgeon in Bristol before returning to a consultant post in Whangarei in 2002.

He has been the head of the Department of General Surgery at Whangarei Hospital before handing on the role to John Lengyel. He has held a number of teaching positions with the Royal Australasian College of Surgeons and is a current examiner for the college. He also practiced privately at Vinery Lane Surgery before establishing Northland Surgical & Endoscopy with John Lengyel in 2015.

Mark is happy to see a wide range of general surgical problems including thyroid, gallbladder, hernia and has a particular interest in colorectal problems and endoscopy. He offers laparoscopic surgery where appropriate. Mark has a clinic on Thursday mornings and operates in theatre at Kensington Hospital on Thursday afternoons and Friday mornings.

Consulting Times: Thursday morning

Operating Times: Thursday afternoon, Friday morning

(Services available outside these hours by arrangement)

---

Mark's Practice Manager (Tracy Sanders) is available at the rooms for any queries.

Phone: 09 4373738

EDI: sandleng

Email: .(JavaScript must be enabled to view this email address)

John has been at Whangarei Hospital since 2012 following a move from the UK where he was a consultant at a busy university hospital in the Midlands, and came here highly recommended.

He has become an invaluable member of the Department of General Surgery at Whangarei Hospital where he is the current Head of Department. Now having branched out to provide the same level of service as a general surgeon in the private sector, John is available to see patients for a range of issues, including but not limited to his particular skills in laparoscopic surgery, colorectal problems, endoscopy and a developing expertise in varicose vein options.

John will have a clinic Tuesday mornings at Northland Surgical & Endoscopy rooms on Western Hills Drive, and will be operating at Kensington Hospital for endoscopy and general cases on Monday and Tuesday afternoons.

Consulting Times: Tuesday morning

Operating Times: Monday afternoon, Tuesday afternoon

(Services available outside these hours by arrangement)

---

John's Practice Manager (Ally Brown) is available at the rooms for any queries.

Phone: 09 4374144

EDI: sandleng

Email: .(JavaScript must be enabled to view this email address)

Originally from Auckland, Raj obtained his undergraduate medical qualifications at the University of Otago. Raj went on to pursue his surgical training around New Zealand and completed his General Surgery training at Auckland Hospital in 2012. Subsequently, he spent a year in Canada for his fellowship. There, under the guidance of a world-renowned endocrine surgeon, he specialized in parathyroid, thyroid, and adrenal diseases. He then spent a year in Melbourne, Australia completing a second fellowship in oncoplastic-breast surgery. He was also the honorary fellow at Peter MacCallum Cancer Centre, specializing in melanoma and skin cancer. Concurrently, he further advanced his endocrine skills; to obtain his qualifications in competently performing ultrasound guided thyroid fine needle aspirations in the clinic. Raj was fortunate to have worked with leaders in the world of breast, endocrine and melanoma surgery, and is very excited to bring his expertise to the Northland community.

Consulting Times: Tuesday afternoon

Operating Times: Wednesday morning

(Services available outside these hours by arrangement)

---

Raj's Practice Manager (Janine Anderson) is available at the rooms for any queries.

Phone: 09 4374143

EDI: sandleng

Email: .(JavaScript must be enabled to view this email address)

Byron completed his specialist training in Gastroenterology and Internal Medicine in the United Kingdom in 2013, working in the Midlands and the Southwest. He was a respected Head of Department and popular Training Programme Director, having studied for a Master’s in Medical Education at the University of Warwick. Byron spent a year working at the Queen Elizabeth Liver Transplant Unit in Birmingham, alongside leading experts in the field of gastroenterology and liver disease.

He is well published having undertaken original research into Barrett’s oesophagus (a precursor to oesophageal cancer), irritable bowel syndrome and gastroesophageal reflux disease. He has received awards for his research at international conferences both in Europe and America. His particular subspecialty interests include endoscopy (specifically screening and surveillance for oesophageal and colon cancer) and inflammatory bowel disease.

He moved to New Zealand with his young family in 2020 to take up a specialist gastroenterologist role with Northland DHB. He has subsequently been appointed Clinical Lead for both the Bowel Screening Programme and the Endoscopy Unit. Byron is conscious of the geography of Northland and is able to offer remote consultations.

Consulting Times: Monday afternoon

Operating Times: Tuesday morning

(Services available outside these hours by arrangement)

---

Byron's Practice Manager (Donna Clark) is available at the rooms for any queries.

Phone: 09 4374142

EDI: sandleng

Email: .(JavaScript must be enabled to view this email address)