The whole team is happy to be there for you.

We look forward to welcoming you to our practice.


Dr. med. Marc-Alain Portmann

Marc-Alain Portmann, M.D.
Doctor of general internal medicine

Dr. med. Doris von Muralt

Doris von Muralt, M.D.
Doctor for general internal medicine

Medical practice assistants

Medizinische Praxisassistentin Andrea Hauser

Andrea Sauser
Medical practice assistant

Andrea Sauser is a carnival enthusiast from Basel, she loves to be with her friends.

Medizinische Praxisassistentin Yvonne Müller

Yvonne Müller
Medical practice assistant

Yvonne Müller likes people around her, she loves a cheerful and lively environment.

Medizinische Praxisassistentin Liselotte Freiburghaus

Liselotte Freiburghaus
Medical practice assistant

Liselotte Freiburghaus has been a member of the team for more than 20 years and knows the answer to almost every question that arises.

Medizinische Praxisassistentin Vivien Bencivinni

Vivien Bencivinni
Medical practice assistant

Vivien Bencivinni is our language talent, she speaks German, Italian, French and English very well.


Amélie Heiniger (from 1 June 2022)
Health professional

Medizinische Praxisassistentin Alesandra Puente

Alesandra Puente
Medical practice assistant

Alesandra Puente’s home country is Colombia, so she speaks perfect Spanish. She loves shopping with her friends.

Medizinische Praxisassistentin in Ausbildung Tina Wahlen

Tina Wahlen
Medical practice assistant
(in training)

Tina Wahlen is still in training, but within a year she has matured into an indispensable employee.

Medizinischer Praxisassistent in Ausbildung Ken Portmann

Ken Portmann
Medical practice assistant
(in training)

Ken Portmann likes to work with people, which is why he has chosen to train in the medical field.

Praktikantin Medina Hasani

Medina Hasani
Medical practice assistant
(in training)

Medina lives in Worb and began her apprenticeship as a medical practice assistant in the summer after a six-month internship in our practice.


Tanja Hetling, M.D.
Specialist in orthopedics and traumatology
FA Sports Medicine SGSM

Gérald Leist, M.D.
FMH specialist for surgery

Anna Hirschi, M.D.
FMH general practitioner and medical psychotherapist

Heidi Schaffer Wüst
Dipl. nutritionist FH