Thomas Hoernes

Head of Medical Science Liaison at Sanofi

Munich, Bavaria, Germany

About

I am dedicated to improving patient outcomes at the intersection of science, innovation, and business. I have experience in immunology, hematology, cardiology, pulmonology, neurology, and dermatology, particularly in launching and supporting various assets in specialty care and rare diseases, which I have gained through my various medical and marketing roles. I am committed to advancing healthcare in the long term, driven by a passion for patients and science. I welcome opportunities to connect with like-minded professionals. Disclaimer: All opinions expressed are my own and do not represent the position of my former or current employers.

Experience

  • Head of Medical Science Liaison Dermatology at Sanofi
    Feb 2026 - Present · 6 mos

    Leading a team of high-performing Medical Science Liaisons, driving scientific exchange and medical innovation across atopic dermatitis, prurigo nodularis, chronic spontaneous urticaria, and emerging dupilumab pipeline indications.

  • Senior Medical Affairs Manager Eosinophilic Diseases at GSK
    Oct 2024 - Jan 2026 · 1 yr 4 mos

    Shaping the IL-5 medical narrative across respiratory and rare disease indications and preparing the launch of depemokimab in chronic rhinosinusitis with nasal polyps.

  • Alexion Pharmaceuticals, Inc. ()
    • Global Medical Affairs Amyloidosis
      Mar 2024 - Sep 2024 · 7 mos

      Assignment: Representing the EUCAN & International region within the global amyloidosis franchise.

    • Medical Advisor Rare Diseases
      May 2022 - Sep 2024 · 2 yrs 5 mos

      Medical launch lead for anselamimab/CAEL-101 in light chain amyloidosis in Germany. Medical oversight over the clinical stage of ALXN2220/NI006 in transthyretin amyloidosis. Medical management for the amyloidosis portfolio. (04/2023-09/2024) Medical launch lead for ravulizumab (ULTOMIRIS) in generalized myasthenia gravis (gMG) and responsibility for the HTA process in Germany. Lifecycle management for eculizumab (SOLIRIS) in gMG and neuromyelitis optica spectrum disorder. Pipeline responsibility. (05/2022-06/2023) Additional responsibilities: Developed a roadmap with our CFO for an Alexion/AstraZeneca Diagnostics Innovation & Health Equity Hub.

  • Sanofi ()
    • Medical Science Liaison Manager Immunology
      Mar 2021 - Apr 2022 · 1 yr 2 mos

      Field-based Medical Affairs for dupilumab (DUPIXENT) in immunology/dermatology (atopic dermatitis, prurigo nodularis, chronic spontaneous urticaria)

    • Medical Marketing Trainee
      Jul 2019 - Mar 2021 · 1 yr 9 mos

      Development program 1st assignment: Medical management for dupilumab (DUPIXENT) in immunology/dermatology (atopic dermatitis) 2nd assignment: Brand management for LIBTAYO (cemiplimab) in immuno-oncology/non-melanoma skin cancer (CSCC and BCC)

  • External Consultant Strategic Innovation & Science Relations at Merck Group
    Sep 2018 - Jun 2019 · 10 mos

    MBA internship and freelance consultant