Availability by phone**:
Monday - Friday 08 a.m. - 06 p.m. +49-(0)89-242079976
Your call is picked up by an external service provider
that processes Your data with privacy, in order to inform me (Dr. Daniel Birkfeld).
Your data is sent to me by SMS and by e-mail (unencrypted).
I will call back as soon as possible.
If You do not agree with this, please call me by my mobile directly.
Besides this time or on Sundays and public holidays, you can contact me on my mobile: +49-(0)1575-486-5721