Dr Marcus Auth



GMC number: 4089195

Practising since: 1992



Consultation times

  • Thursdays, 12:45-15:45
  • Overview
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Dr Marcus Auth (MD, PD, FRCPCH) is a Consultant Paediatrician specialising in Gastroenterology, Hepatology and Nutrition, and is an Honorary Lecturer at the University of Liverpool since 2008.

More information about booking appointments is available on his private practice website.

Dr Auth is a renowned national and European expert, actively involved in several working groups. He has published more than 70 publications in prestigious journals and given several hundred presentations, including on national audits and guidelines. He is a senior lead gastroenterology consultant with huge expertise in diagnostic and therapeutic endoscopy, selection and interpretation of appropriate modern investigations for children, and involves other specialists as needed in complex situations.

Current positions:

  • Honorary Lecturer at University of Liverpool
  • Senior fellow of the Royal College of Paediatric Children Health (FRCPCH)
  • Senior member of the British and European Societies of Paediatric Gastroenterology (BSPGHAN and ESPGHAN)
  • Chair and founder of the Northwest Network for Paediatric Gastroenterology, Hepatology and Nutrition
  • Consultant in Paediatric Gastroenterology, Hepatology and Nutrition at Alder Hey Children’s NHS Foundation Trust, Liverpool, UK.

Qualifications and posts

  • Medical University with MD thesis in JW Goethe University Frankfurt am Main, Germany
  • Training as a junior doctor in Abdominal and General Surgery in Frankfurt 1991-1998
  • Research Fellow at University of Birmingham in Liver Unit 1994-1996
  • Specialisation as General Paediatrician at University Essen 1998-2003 and certified in Paediatric Gastroenterology, Hepatology and Nutrition (PGHAN) in 2003
  • PD thesis and Lecturer for Paediatrics in 2006 in Essen, Germany
  • Appointed as Consultant Paediatric Gastroenterologist and Hepatologist, and Senior Lecturer at University of Essen 2003
  • Appointed Consultant Paediatric Gastroenterologist at Alder Hey Children’s Hospital in Liverpool in 2006
  • Honorary Lecturer at University of Liverpool since 2008
  • Clinical Lead for Paediatric Gastroenterology at Alder Hey Children’s Hospital 2011-2015
  • Chair for Paediatric Gastroenterology in British Society of Paediatric Gastroenterology BSPGHAN from 2014-2017
  • Chair for Eosinophilic Oesophagitis (EoE) BSPGHAN Working Group since 2020
  • Member of the national and European inflammatory bowel disease interest group, polyposis working group, and eosinophilic gastro-intestinal disorders since 2010; and special interest group member for endoscopy and coeliac disease
  • Dr Auth has received several prizes and awards nationally and internationally for his research and presentations

Special interests

Dr Auth is an expert for the following areas:

  • Gastro-intestinal and bowel disease
  • nutrition
  • motility disorders
  • gastro-oesophageal reflux disease
  • food allergies (eg milk allergy) and intolerances
  • faecal incontinence
  • chronic constipation
  • Endoscopies (diagnostic: OGD and colonoscopy, video capsule endoscopy; therapeutic: polyp removals, dilatations, gastrostomy / PEG insertions, feeding button placements, techniques to stop bleeding)
  • rectal bleeding,
  • acute and chronic inflammation (Crohn’s disease and ulcerative colitis) and infections of the digestive system
  • coeliac disease
  • eosinophilic oesophagitis, eosinophilic gastro-intestinal disorders
  • polyps
  • liver and gallbladder disease

He has considerable experience in

  • Diagnostic, therapeutic and interventional endoscopy
  • PEG insertions
  • Polypectomy.

He also has experience in

  • wireless video capsule endoscopy
  • various breath tests
  • 24 hour reflux investigations (pH and impedance)
  • interpretations of abdominal ultrasound, CT, MRI
  • manometries.

Other interests

Dr Auth’s recent interests and publications show how the outcome of children with inflammatory bowel disease can be improved, how to set up and interpret gastro-oesophageal reflux investigations, and how food related disorders of the oesophagus and gastro-intestinal tract affect the quality of life in children and their families; how to screen for, detect and treat children with bowel polyps, inflammatory bowel disease, and food related eosinophilic disorders.

Personal interests

Music, sport, comedy, promoting health and wellbeing for children.

Treatments and tests offered by Dr Marcus Auth at Nuffield Health

  • Blood test
  • Gastroscopy (or gastrointestinal (GI) endoscopy)
  • Urea Breath Test 13C
  • Allergy testing
  • Lactose breath test
  • Gluten sensitivity screening
  • Liver function tests
  • Colonoscopy
  • Glucose breath test
  • Itching (Pruritus) Assessment
  • Drug and medication monitoring
  • Barium Meal or Enema
  • X-ray
  • MRI scan
  • Phlebotomy
  • Haematology profiles
  • Ultrasound

Locations Dr Marcus Auth works with

Related experience


He has published numerous articles in prestigious medical journals as main author and contributing authors, and is a renowned speaker at conferences, symposia and training events.

His main areas of research are:

  • Treatment of eosinophilic oesophagitis
  • Reference values for eosinophilic gastro-intestinal disorders
  • Optimised treatment for inflammatory bowel disease
  • Improved diagnosis of coeliac disease
  • Management of childhood constipation
  • Diagnosis of chronic diarrhoea
  • Interpretation of stool tests
  • Guidelines on reflux investigations
  • Guidelines on polyp conditions
  • Fatty liver disease
  • Bile duct disease
  • Liver failure
  • Optimising drug dosage in children with IBD
  • Genetic conditions in young children with IBD
  • Innovative treatments in organ failure

For a full list of publications and textbook chapters authored, please see his website.


  • British Society for Paediatric Gastroenterology BSPGHAN
  • Royal College for Paediatric Child Health RCPCH
  • European Society for Paediatric Gastroenterology, Hepatology and Nutrition ESPGHAN
  • Coeliac UK
  • German Society for Paediatric Gastroenterology GPGE
  • Médecins Sans Frontiers

Other posts held

  • Consultant in Paediatric Gastroenterology, Hepatology and Nutrition at Alder Hey Children’s Hospital in Liverpool.

Insurers Dr Marcus Auth works with

Dr Marcus Auth works with the following private medical insurance providers:

  • Aviva Health
  • AXA Health
  • AXA - Global Healthcare
  • Bupa
  • Cigna
  • Simplyhealth
  • Vitality Health (Pru Health)
  • WPA
  • Aetna
  • Allianz
  • Benenden Health
  • Bupa Global
  • Bupa On Demand
  • Childsure
  • CS Healthcare
  • ESMI
  • Exeter Family Friendly
  • Freedom Health
  • Healix
  • Healix Healthcare
  • Healthcare RM
  • HealthFund
  • Health-on-Line
  • InterGlobal
  • Medical Care Direct
  • PHC
  • Police Mutual
  • SecureHealth
  • Standard Life
  • Simplyhealth
  • The Exeter Friendly
  • Tri-Care
  • Universal Provident
  • Westfield Health WPA
  • WPA


Dr Marcus Auth does not hold a share or financial interest in this hospital, another Nuffield Health hospital or the company.

Dr Marcus Auth does not have a share or financial interest in equipment used at this hospital or another Nuffield Health hospital.

Dr Marcus Auth does not hold any paid advisory role(s) at this hospital or on behalf of Nuffield Health.