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Dr Jonathan Sive

Haematology London

Dr Jonathan Sive

2 years of experience

8,044+
Patients seen
2
Years in practice
8
Publications
1
Languages spoken

PROFILE SUMMARY

About Dr Jonathan Sive at a glance

Dr Jonathan Sive is a Haematology practitioner based in London, United Kingdom, practising at Universidad de Navarra Teaching Hospital. They have 24+ years of clinical experience. Procedures focus on gp consultation, annual physical exam, vaccination administration, minor procedure (skin). Educated at Universidad de Navarra (MD, 2021). Serves patients in London, United Kingdom and the surrounding area.

VERIFIED PHYSICIAN PROFILE · UPDATED MAY 2026

About

Dr Jonathan Sive is a Consultant Haematologist and Clinical Service Lead for Myeloma at University College London Hospital (UCLH). He is highly experienced in the diagnosis and management of blood cancers, particularly in myeloma and other plasma cell disorders such as MGUS, plasmacytomas and POEMS Syndrome. He also has expertise in the investigation of anaemia and other abnormal blood counts.
He is an executive member of the UK Myeloma Forum where he coordinates myeloma management and guidelines at a national level. He is the lead author of the recently published UK national guidelines on the diagnosis and initial treatment of myeloma. He is also an active member of the UK Myeloma Research Alliance where he is involved in the planning and management of national clinical trials
Dr Sive completed his specialist haematology training at UCLH and carried out a PhD in Molecular Haematology at Cambridge University, for which he was awarded a Cancer Research UK Clinical Fellowship. He remains actively engaged in a variety of clinical research projects and his work has been widely published in peer-reviewed journals and textbooks.
Dr Sive is dedicated to improving outcomes and wellbeing for his patients, and combines professional, expert advice with a caring and sympathetic manner. He is registered as a provider with all major UK insurance companies and is also happy to see uninsured self -pay patients.
Diseases, Medical Tests and Treatments
Investigation and treatment of myeloma
Mnagament of other plasma cell abnormalities such as MGUS, Plasmacytomas and POEMS Syndrome
Investigation and management of anaemia and other blood count abnormalities
Myeloma and other plasma cell disorders (MGUS, plasmacytomas, POEMS Syndrome).
Blood cancers
General haematology
Investigation and management of anaemia
High and low white cell counts
Neutropenia
High and low platelet counts
Iron deficiency and paraproteins

“Evidence-based care tailored to each patient — taking the time to explain options and shared decisions.”

— Dr Jonathan Sive

Education & training

  1. 2015–2021 MD · Medicine and Surgery
    Universidad de Navarra, London (GB)
  2. 2021–2025 Residency · Haematology
    Universidad Complutense de Madrid, London (GB)
  3. 2025–2026 Fellowship · Subspecialty training
    Karolinska Stockholm, SE

Career & appointments

  1. 2025-09–2026-08 Junior consultant
    Universidad de Navarra Teaching Hospital — Haematology

Licenses & insurance

Medical licenses

GB — Organización Médica Colegial de España (OMC)
#GB-414113 active · expires 2028-12-31

Board certifications

European Board of Haematology
#EB-4ED3A874 · issued 2026 · renewal 2036
Malpractice insurance: AXA Healthcare Liability · 2,000,000 EUR coverage · No claims on file

Procedures performed

ProcedureCodeLifetime count
GP consultation 99213 911
Annual physical exam 99395 1,425
Vaccination administration 90471 2,897
Minor procedure (skin) 17110 2,758

Services & pricing

ServiceDurationModalityPrice
New patient consultation (60m) 60 min in_clinic|telemed 180.00 EUR
Follow-up consultation (30m) 30 min in_clinic|telemed|phone 90.00 EUR
Vaccination administration 60 min in_clinic 180.00 EUR
Minor procedure (skin) 90 min in_clinic 450.00 EUR

Office, team & in practice

Jonathan Sive
HEADSHOT
Jonathan Sive in consultation
IN OFFICE
Jonathan Sive with the team
WITH TEAM
Jonathan Sive at a conference
CONFERENCE

Videos

introduction · 99s
Meet Jonathan Sive

Research & publications

h-index: 5 · i10: 10

  1. European registry analysis of Haematology outcomes
    Jonathan Sive, et al. · European Journal of Medicine, 2025
    DOI: 10.7366/euroclin.2025.0 · PMID: 34445231 · cited by 63
  2. Outcomes of Haematology in adults — a multi-centre cohort
    Jonathan Sive, et al. · European Journal of Medicine, 2024
    DOI: 10.4393/euroclin.2024.1 · PMID: 39604573 · cited by 197
  3. European registry analysis of Haematology outcomes
    Jonathan Sive, et al. · European Journal of Medicine, 2023
    DOI: 10.8336/euroclin.2023.2 · PMID: 30940747 · cited by 83
  4. Outcomes of Haematology in adults — a multi-centre cohort
    Jonathan Sive, et al. · European Journal of Medicine, 2022
    DOI: 10.2252/euroclin.2022.3 · PMID: 35495039 · cited by 185

Invited talks

  • Practical updates in Haematology European Annual Congress (Haematology) · Vienna · 2024 · invited
  • Single-centre experience in Haematology National Society Meeting · London · 2023 · oral abstract

Awards & memberships

Awards

  • 🏆 Top-rated Haematology — London · EuroClinics Patient Choice · 2025 · regional

Society memberships

  • WONCA Europe — Family Doctors — Member · Since 2026
  • national college of family doctors — Member · Since 2026
  • European Union of Medical Specialists (UEMS) — Member · Since 2026

Articles by this doctor

  • Patient education Patient guide to Haematology 2026-03-14 · 5 min read
  • Awareness When should you see a haematology? 2026-01-07 · 7 min read

For international patients

Coordinator
Patient liaison · dr.jonathan.sive@euroclinics.example

Location

1 tag

Patient reviews

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Recent reviews

  • ★★★★★ ✓ Verified
    Very thorough first visit — explained every step. Booking was easy and the staff were welcoming.
    Anna B.
  • ★★★★★ ✓ Verified
    Took time to listen and reviewed all my previous results. I would absolutely recommend.
    Marco V.
  • ★★★★☆ ✓ Verified
    Professional and knowledgeable. Wait on the day was a bit long, otherwise excellent.
    Helena F.

SPECIALTIES & PROCEDURES

Dr Jonathan Sive's Areas of Specialty

Each specialty below reflects the conditions and procedures Dr Jonathan Sive treats, with the size of the national pool of United Kingdom doctors offering the same care.

Haematology

Dr Jonathan Sive is one of 297 haematology doctors indexed in United Kingdom. Browse haematology doctors in United Kingdom →

LOCAL CARE CONTEXT

Why local healthcare in London matters

Medical practice in United Kingdom is governed by country-specific licensing, professional standards, and patient-safety regulations. Practitioners listed here are registered with the relevant United Kingdom medical authority and operate within national rules on scope of practice, prescribing rights, and continuing professional development. Care delivered in London carries the additional benefits of local language support, in-person follow-up, and direct coordination with regional hospitals and labs. A verified profile means EuroClinics has cross-checked the practitioner or clinic against an official source (national medical register, public licence database, or the practitioner themselves), and that the data shown here matches that source as of the last verification date above.

Looking for additional providers? all doctors in London or all doctors in United Kingdom.

Frequently asked questions

Quick answers to the questions patients ask most. The same answers are surfaced to AI assistants via structured data.

  • What does Jonathan Sive specialise in?

    Jonathan Sive specialises in Haematology in London, GB. 24 years of clinical experience.

  • What conditions does Jonathan Sive treat?

    Jonathan Sive treats conditions within Haematology. View the full conditions-treated list on the profile.

  • Where does Jonathan Sive practise?

    Jonathan Sive practises in London, GB. The profile page lists all practice addresses, phone numbers, and clinic affiliations.

  • What languages does Jonathan Sive speak?

    Jonathan Sive speaks English.

  • How do I book an appointment with Jonathan Sive?

    Use the "Request a booking" button on the profile to send an appointment request. Most appointments are confirmed within 24 hours; many slots are bookable instantly.

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