Co-Founder/Internal Medicine Specialist

Dr Sergio Diez Alvarez


MBBCh, FCP(SA), FRACP, PDip Diabetes, PDip Critical Care, PCert Medical Education, PDip, Internal Medicine, MCLAM, Hon FACP, FCHSM, Hon FRCP London, FRACMA, FISQua, MHA, Hon FRCP Edinburgh


June 2019 – Present- Lower Hunter Medical- provision of private inpatient specialist medical and perioperative medicine at Hunter Valley Private Hospital, Lingard Private Hospital, Lake Macquarie Private Hospital, Maitland Private Hospital, and Newcastle Private Hospitals.
Medical Outpatient consultations at Newcastle (Lingard Specialist Medical Suite) and Lower Hunter Medical at Rutherford.
May 2015 – 2022- The Maitland Hospital

Director of Medicine and Rehabilitation

Mar 2013 – May 2015 – Coffs Harbour Clinical Network

Director Of Clinical Services

Oct 2010 – Mar 2013 – Coffs Harbour Base Hospital

Staff Specialist Physician Internal Medicine

“My passion for medical education is focused on the provision of fit for purpose high-quality inter-disciplinary education.”

Dr. Sergio Diez Alvarez is a Specialist Physician with a genuine passion for Internal Medicine. He trained as a specialist in South Africa and was in private practice as a General Physician for a decade before immigrating to Australia.

He has practiced acute and general medicine across a broad range of rural and regional settings within Australia. He has Fellowships in Internal Medicine from 5 international colleges and has Fellowships in Medical Administration and Health Services Management, underpinning his commitment to providing holistic care. He is the Chair of the Medical Board of NSW.

Dr. Diez Alvarez is well known for his interest in chronic conditions and the management of complex medical patients. Sergio is passionate about diabetes, he is currently undertaking his PhD in Diabetes and is a Diabetic Educator in General Practice across the nation.

He prides himself on the provision of timely and coordinated patient care integrating input from the whole care team to optimise patient outcomes from admission to discharge. He works closely with subspecialty colleagues to ensure patients get the best possible care. He is involved in perioperative care working with surgeons to ensure optimal care of medical conditions during the pre and perioperative period.

Unwell patients can be admitted directly to Hunter Valley Private, Newcastle Private, Lingard Private Hospitals, Lake Macquarie Private and Warners Bay Private Hospital and Maitland Private Hospitals under his care.

Dr. Diez Alvarez is fluent in English, Spanish, Italian, and French. He is a passionate chef and can whip up the most amazing restaurant-quality meals!