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  • Home
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  • Daniel Tietjen
Dr. Daniel Tietjen
Dr. Daniel Tietjen

Dr. Daniel Tietjen

Partner

  • Munich Germany
Contact Me Today
+49 89 21038-0
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Featured award

Legal 500 2026

Daniel Tietjen is a highly experienced solicitor with in-depth knowledge of the life sciences sector. He is very approachable and open to informal discussions, which I find extremely helpful in my practice.

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Daniel Tietjen is member of the Practice Area Patents Technology & Life Sciences and the Life Sciences & Healthcare Industry Group. His focus is on litigation and legal advice to national and international companies, particularly in all areas of pharmaceutical law, medical device law, unfair competition law and intellectual property law including trademark law.

Expertise

Services and Groups

Disputes & investigations
Patents & innovation
Compliance
Product liability & product safety
Advertising & unfair competition

Sectors

Life sciences & healthcare
Consumer & retail
Automotive & mobility
Biotech
Cosmetics, food nutrition & supplements
Digital health
Medical devices
Pharmaceuticals
Advertising Medical Devices

Advertising Medical Devices European Comparison Tool

Looking to promote your medical device products in Europe? Access our comparison tool to manage regulatory challenges across multiple jurisdictions. 

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CV

Since 2017 Lawyer, Taylor Wessing
2012 – 2017 Lawyer, Hogan Lovells International LLP
2009 – 2012 Legal counsel, Centre for Protection against Unfair Competition (Wettbewerbszentrale)

Career

Since 2017 Lawyer, Taylor Wessing
2012 – 2017 Lawyer, Hogan Lovells International LLP
2009 – 2012 Legal counsel, Centre for Protection against Unfair Competition (Wettbewerbszentrale)

Publications

Possible ban on the mail-order of prescription-only (Rx) medicinal products in Germany, Dr. Daniel Tietjen, March 2018
Software als Medizinprodukt, Dr. Daniel Tietjen, Zeitschrift für Stoffrecht Jahrgang 15, Ausgabe 1 (2018) pp. 19 - 21
Dynamische und personalisierte Preise: Welche lauterkeitsrechtlichen Schranken gelten für Unternehmen?, in: GRUR-Prax 2017, 546 (zusammen mit Dr. Benedikt F. Flöter)
„Das System des gemeinschaftsrechtlichen Staatshaftungsrechts“, Duncker & Humblot, Berlin, 2010
„Die Bedeutung der deutschen Richterprivilegien im System des gemeinschaftsrechtlichen Staatshaftungsrechts“, EWS 2007, 15

Additional languages

English

Awards

Legal 500 2026

Featured

Daniel Tietjen is a highly experienced solicitor with in-depth knowledge of the life sciences sector. He is very approachable and open to informal discussions, which I find extremely helpful in my practice.

Legal 500 2026

Recommended Lawyer for Healthcare

Legal 500 2025

Recommended lawyer for Healthcare and life sciences

Legal 500 2025

Years of working in the life sciences industry have led to a great deal of experience and industry knowledge, which ensures not only legally competent but also strategically helpful support for our projects.

Frequently recommended lawyer for pharmaceutical and medical product law

Frequently recommended lawyer for healthcare - Hospitals, MVZs and pharmacies

Law firm of the year for IP Law

Leading individual: Competition / Antitrust Law

Recommended lawyer: Healthcare and life sciences

"Daniel Tietjen has excellent knowledge of competition law, in particular the law on the advertising of medicinal products, and regularly supports us in this area. I very much appreciate his practical and creative approach to finding solutions."

"Daniel Tietjen always reacts quickly, works very conscientiously and is always very solution-oriented."

Leading individual: Competition / Antitrust Law

Leading individual: Antitrust and competition law

Leading individual: Competition / Antitrust Law

Leading individual for health law

Experience

NORD Holding on the acquisition of Zentrum Gesundheit Group

NORD Holding, a leading private equity house, on the acquisition of the majority interest in Zentrum Gesundheit Group, a leading German group of ophthalmic surgery and diagnostic centres, from Waterland Private Equity. NORD Holding, together with the management and medical team, acquired a stake as a new partner and majority shareholder. In this deal the Taylor Wessing team again demonstrated its interdisciplinary expertise in the areas of healthcare M&A, regulatory and acquisition financing.

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Dr. Lars Hagen
Dr. Marco Hartmann-Rüppel, Dipl.-Volkswirt
Dr. Michael Brüggemann
Thanos Rammos, LL.M.
Dr. Daniel Tietjen

Daniel's news & insights

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Life sciences & healthcare

Request for a Preliminary Ruling by Federal Court of Justice on the Prohibition of Advertising for Remote Medical Treatments under Section 9 HWG

31 March 2026

by Dr. Daniel Tietjen and Daniel Dietrich

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Life sciences & healthcare

Reform of the Veterinary Medicines Act

13 October 2025
Briefing

by Dr. Daniel Tietjen and Daniel Dietrich

Click here to find out more
Synapse - Europe's approach to supply chain issues for medicines and medical devices

Comparison of national measures to protect the supply of medicines and medical devices

Our international team has developed a practical guide that allows users to navigate different European jurisdictions, identifying medicines subject to supply restrictions, and understand manufacturers' obligations during shortages or product withdrawals.

1 October 2025

by multiple authors

5 of 5 Insights

Click here to find out more
View Daniel's insights

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