[1][2] He was an ethnic Aromanian as shown by the contemporary Greek scholar Georgios Zaviras [bg; el; hu; ru] and by the professor of the Eötvös Loránd University in Budapest Alexander Pecz, who was in contact with members of the Nicolidi family.
[4] The thesis with which he graduated was titled Dissertatio inauguralis physiologico-medica sistens pyogoniam quam annuente inclyta facultate medica in antiquissima et celeberrima Universitate vindobonensi pro doctoris gradu publicae disquisitioni submittit Joannes Nicolides Macedo Grammostensis.
[1] Due to his services, Holy Roman Emperor Leopold II awarded him the nobiliary particle von Pindo ("of Pindus").
[8] Nicolidi of Pindus invented the "Life Balm" (German: Lebensbalsam; Greek: Βαλσαμος τες ζωές, romanized: Valsamos tes zoes), which gained great fame and was even sold in modern Greece and Turkey.
[2] This person praised Nicolidi's great knowledge but also his disinterest, as it is said in the obituary that he treated poor patients and gave them the medicines they needed for free.