Dr Ioana Onac


CCT in Rheumatology and General Internal Medicine, MRCP, PhD, MD

GMC number: 7080333

Practising since: 2004



Consultation times

  • Weekly Thursday AM 09.30 -12.30
  • Overview
Book online today 01444 476 732

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01444 456999


Dr Ioana Onac works as substantive Consultant Rheumatologist in UHSussex since January 2023. In this role she has general rheumatology and specialised CTD / vasculitis and myositis clinics.

She graduated in 2004.  She successfully completed CCT in Rehabilitation Medicine (2005-2011) and her PhD (2012).  She continued with an additional CCT - specialty training in Rheumatology and General Internal Medicine (2016-2022).

During her Rheumatology training she developed a specific interest in connective tissue disease (CTD), myositis and vasculitis.  Pursuing this interest, she had extra training in CTD at King's College London.

She is also involved in research, having published 12 articles and contributed to one medical textbook chapter. 

She is passionate about sharing medical knowledge and provides rheumatology lectures to the BSMS medical students.

She is a member of the British Medical Association and the British Society of Rheumatology.

Special interests

  • Connective tissue disease
  • Myositis
  • Vasculitis

Other interests

  • Inflammatory arthritis
  • Soft tissue problems
  • Gout / pseudogout
  • Back pain

Personal interests

I enjoy travelling, discovering new places and watching good movies and musicals. 

Languages spoken

English, Romanian

Locations Dr Ioana Onac works with

Related experience


Dr Onac is actively involved in research being principal investigator and sub-investigator in a few clinical trials currently as she has been throughout her training. She has successfully completed her PhD in Chronic sciatic pain secondary to lumbar disk hernia, in 2012.  She has published 12 papers and contributed to 1 medical textbook chapter during her career.


  • General Medical Council (GMC)
  • Royal College of Physicians London (RCP)
  • British Medical Association (BMA)
  • British Society of Rheumatology (BSR)
  • Medical Protection Society (MPS)

Other posts held

  • Consultant Rheumatologist at Royal Sussex County Hospital
  • Princess Royal Hospital NHS Trust - clinical lead for temporal arteritis

Insurers Dr Ioana Onac works with

Dr Ioana Onac works with the following private medical insurance providers:

  • WPA
  • AXA Health
  • Aviva Health
  • Vitality Health (Pru Health)
  • Bupa
  • Cigna


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

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

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