I only appeared to get one photo of this pavilion. Also built between 1905 and 1912 it was used for General Medicine and Cardiology.
Source: All the information in these Sant Pau posts is taken from the admission booklet.
How to get there:
Metro: L5 Sant Pau / Dos de Maig or L2 to Sagrada Familia and walk up Avenue de Gaudi
Bus: H8, 19, 20, 45, 47, 50, 51, 92, 117, 192