In addition to all his other activities he also found time to continue his medical studies and in 1885 received an M.D. from Columbian University (now George Washington University).
Neben all seinen anderen Tätigkeiten fand er auch Zeit, sein Medizinstudium fortzusetzen und 1885 erlangte er den akademischen Grad Doktor der Medizin von der Columbian University (heute George Washington University).