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Mr Theodore Velissaris

Cardiothoracic Surgery Southampton

Mr Theodore Velissaris

2 years of experience

10,638+
Patients seen
2
Years in practice
5
Publications
2
Languages spoken

PROFILE SUMMARY

About Mr Theodore Velissaris at a glance

Mr Theodore Velissaris is a Cardiothoracic Surgery practitioner based in Southampton, United Kingdom, practising at UAB Barcelona Teaching Hospital. They have 31+ years of clinical experience. Procedures focus on gp consultation, annual physical exam, vaccination administration, minor procedure (skin). Educated at UAB Barcelona (MD, 2023). Serves patients in Southampton, United Kingdom and the surrounding area.

About

Mr Velissaris is a highly experienced consultant cardiac surgeon. He performs a wide range of adult cardiac surgical procedures. He has a particular interest in caring for high-risk and elderly patients. Mr Velissaris is committed to providing individualised care to meet each patient's unique needs.

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

— Mr Theodore Velissaris

Education & training

  1. 2017–2023 MD · Medicine and Surgery
    UAB Barcelona, Southampton (GB)
  2. 2023–2027 Residency · Cardiothoracic Surgery
    UAB Barcelona, Southampton (GB)
  3. 2027–2028 Fellowship · Subspecialty training
    Charité Berlin, DE

Career & appointments

  1. 2027-09–2028-08 Junior consultant
    UAB Barcelona Teaching Hospital — Cardiothoracic Surgery

Licenses & insurance

Medical licenses

GB — Organización Médica Colegial de España (OMC)
#GB-30302 active · expires 2028-12-31

Board certifications

European Board of Cardiothoracic Surgery
#EB-F53743A1 · issued 2028 · renewal 2038
Malpractice insurance: Allianz Professional · 2,000,000 EUR coverage · No claims on file

Procedures performed

ProcedureCodeLifetime count
GP consultation 99213 726
Annual physical exam 99395 440
Vaccination administration 90471 488
Minor procedure (skin) 17110 1,719

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 30 min in_clinic 720.00 EUR
Minor procedure (skin) 120 min in_clinic 630.00 EUR

Office, team & in practice

Theodore Velissaris in consultation
IN OFFICE
Theodore Velissaris with the team
WITH TEAM
Theodore Velissaris at a conference
CONFERENCE

Videos

introduction · 147s
Meet Theodore Velissaris

Research & publications

h-index: 8 · i10: 4

  1. European registry analysis of Cardiothoracic Surgery outcomes
    Theodore Velissaris, et al. · European Journal of Medicine, 2025
    DOI: 10.9028/euroclin.2025.0 · PMID: 38434809 · cited by 102
  2. Outcomes of Cardiothoracic Surgery in adults — a multi-centre cohort
    Theodore Velissaris, et al. · European Journal of Medicine, 2024
    DOI: 10.7120/euroclin.2024.1 · PMID: 30416559 · cited by 76
  3. European registry analysis of Cardiothoracic Surgery outcomes
    Theodore Velissaris, et al. · European Journal of Medicine, 2023
    DOI: 10.7493/euroclin.2023.2 · PMID: 34374273 · cited by 122

Invited talks

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

Awards & memberships

Awards

  • 🏆 Top-rated Cardiothoracic Surgery — Southampton · EuroClinics Patient Choice · 2025 · regional

Society memberships

  • WONCA Europe — Family Doctors — Member · Since 2028
  • national college of family doctors — Member · Since 2028
  • European Union of Medical Specialists (UEMS) — Member · Since 2028

Articles by this doctor

  • Patient education Patient guide to Cardiothoracic Surgery
  • Awareness When should you see a cardiothoracic surgery?

For international patients

Coordinator
Patient liaison · theodore.velissaris@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

Mr Theodore Velissaris's Areas of Specialty

Each specialty below reflects the conditions and procedures Mr Theodore Velissaris treats, with the size of the national pool of United Kingdom doctors offering the same care.

Cardiothoracic Surgery

Mr Theodore Velissaris is one of 258 cardiothoracic surgery doctors indexed in United Kingdom. Browse cardiothoracic surgery doctors in United Kingdom →

LOCAL CARE CONTEXT

Why local healthcare in Southampton 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 Southampton 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 Southampton 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 Theodore Velissaris specialise in?

    Theodore Velissaris specialises in Cardiothoracic Surgery in Southampton, GB. 31 years of clinical experience.

  • What conditions does Theodore Velissaris treat?

    Theodore Velissaris treats conditions within Cardiothoracic Surgery. View the full conditions-treated list on the profile.

  • Where does Theodore Velissaris practise?

    Theodore Velissaris practises in Southampton, GB. The profile page lists all practice addresses, phone numbers, and clinic affiliations.

  • What languages does Theodore Velissaris speak?

    Theodore Velissaris speaks English, Greek.

  • How do I book an appointment with Theodore Velissaris?

    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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