Persunalvorsorgestiftung der Nrzte und Tierarzte (PAT BVG) is a multi-employer union pension fund based in Bern, Switzerland. The plan is a pension fund of doctors and veterinarians established in 1984 by the Swiss Medical Association FMH, the company Swiss Veterinarians GST and the Swiss Association of Medical Practice Assistants SVA. The pension funds are managed by the board of trustees.