Unable to answer "What are the opening hours here?" – Beate Zomotor, Dr. Wiesner (Obstetrician/Gynecologist) – https://osm.org/node/11889358007 via StreetComplete 56.1:

Öffnungszeiten nicht auf Schild

Attached photo(s):
https://westnordost.de/p/211250.jpg