Found a possible listing for Ben in a Medical Directory of 1898, which shows his qualifications.
GLISSAN, Benj. John, West St, St. George's, Wellington, Salop
- L.R.C.P.Edin. and L.M. 1871; L.F.P.S.Glasg. and LM 1871;
(Qu. Coll. Galw. and Carm. Sch. Dub.); Mem. Brit.Med.Assoc.;
late Surg.Messers. Green's E. Indian and Colon. Packets, Transatl., Mail Serv. &c
L.R.C.P.E. = Licentiate of the Royal College of Physicians Edinborough
& L.M. 1871 = Licentiate in Midwifery
L.F.P.S.G. = Licentiate of the Facility of Phsicians and Surgeons Glasgow
& L.M. 1871 = Licentiate in Midwifery
Shane