
About Chuin Ying Ung
Dr Chuin Ying Ung is a Consultant Dermatologist at Welbeck Skin Health & Allergy and St John’s Institute of Dermatology, Guy’s and St Thomas’ NHS Foundation Trust.
She graduated from Imperial College London with First Class Honours, distinctions in all areas and the Evelyn de Rothschild Research Prize. She undertook dermatology training at St John’s Institute, during which time she earned a PhD in Genetics of Complex Disease with a focus on scarring.
She has broad clinical expertise across all areas of dermatology (including acne, eczema, psoriasis and skin cancer). She leads the department’s Hot (Acute Dermatology) Clinic and runs specialist hair and nail disorders clinics for both adults and children.
Alongside clinical practice, she is actively engaged in education and research. She serves as joint Training Programme Director for St John’s Institute and lectures for its DermAcademy. She has bench to bedside research experience and has served as investigator on clinical trials for eczema and alopecia areata. Her work has been published in high impact journals such as JAMA Dermatology and British Journal of Dermatology.
Expertise
- Dermatology
- General Dermatology
- Hair Disorders
Overview
- Age of patients seen
- 18+
- Qualifications
MBBS, BSc, MRCP, PhD
- Languages spoken
- English
- Online profiles
- Research highlights
Dr Chuin Ying Ung's key publications:
Dand N*, Ung CY*, Saklatvala JR, Simpson MA, Barker JN, Shaw TJ, McGrath JA, Onoufriadis A. GWAS Meta-Analysis Identifies Susceptibility Loci for Keloids and Hypertrophic Scarring in Europeans. J Invest Dermatol. 2025 Jun;145(6):1538-1540.e8. doi: 10.1016/j.jid.2024.12.011. Epub 2024 Dec 31. PMID: 39746571. *Joint first authors
Ung CY, Warwick A, Onoufriadis A, Barker JN, Parsons M, McGrath JA, Shaw TJ, Dand N. Comorbidities of Keloid and Hypertrophic Scars Among Participants in UK Biobank. JAMA Dermatol. 2023 Feb 1;159(2):172-181. doi: 10.1001/jamadermatol.2022.5607. PMID: 36598763;PMCID: PMC9857738.
Rayinda T, McSweeney SM, Christou E, Ung CY, Fenton DA, McGrath JA, Dand N, Simpson MA, Tziotzios C. Gene-Environment Interaction Between CYP1B1 and Oral Contraception on Frontal Fibrosing Alopecia. JAMA Dermatol. 2024 Jul 1;160(7):732-735. doi: 10.1001/jamadermatol.2024.1315. PMID: 38809548;PMCID: PMC11137654.
Ung CY, Onoufriadis A, Parsons M, McGrath JA, Shaw TJ. Metabolic perturbations in fibrosis disease. Int J Biochem Cell Biol. 2021 Oct;139:106073. doi: 10.1016/j.biocel.2021.106073. Epub 2021 Aug 27. Erratum in: Int J Biochem Cell Biol. 2021 Dec;141:106109. doi: 10.1016/j.biocel.2021.106109. PMID: 34461262.
Jabbar-Lopez ZK, Ung CY, Alexander H, Gurung N, Chalmers J, Danby S, Cork MJ, Peacock JL, Flohr C. The effect of water hardness on atopic eczema, skin barrier function: A systematic review, meta-analysis. Clin Exp Allergy. 2021 Mar;51(3):430-451. doi: 10.1111/cea.13797. Epub 2020 Dec 13. PMID: 33259122.
- Professional memberships
Royal College of Physicians
- Certifications and Awards
Medical Research Council Clinical Research Training Fellowship
Consultations and services
Insurers covered
Tests & treatments
Locations
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Frequently asked questions
Yes, but only for certain services. Some consultations, assessments, and treatments can be booked directly, while others require a GP or specialist referral. Please check the relevant service page for guidance, and contact the centre if you’re unsure.
We aim to offer appointments as quickly as possible, and many services have same-day or next-day availability. Waiting times vary depending on the appointment type, specialty, and consultant availability, but our team will always offer the earliest suitable appointment.
Yes. You can arrange an appointment for a family member, or someone you care for, just let us know when you get in touch. We’ll need their details and consent to complete the booking, unless you're their legal guardian or have power of attorney.
Your first consultation includes a detailed discussion of your symptoms, medical history, and lifestyle factors, followed by a thorough examination. It’s helpful if you can bring the results of any previous investigations with you, as well as a list of your current medications. Come with a comfortably full bladder so you can provide a urine sample if requested.

