Abu Mansur Hasan ibn Nuh Qumri was a Persian

Persian people

The Persian people are part of the Iranian peoples who speak the modern Persian language and closely akin Iranian dialects and languages. The origin of the ethnic Iranian/Persian peoples are traced to the Ancient Iranian peoples, who were part of the ancient Indo-Iranians and themselves part of...

 physician of the 10th century who lived in Khorasan

Greater Khorasan

Greater Khorasan or Ancient Khorasan is a historical region of Greater Iran mentioned in sources from Sassanid and Islamic eras which "frequently" had a denotation wider than current three provinces of Khorasan in Iran...

. Qumri was the teacher of Avicenna

Avicenna

Abū ʿAlī al-Ḥusayn ibn ʿAbd Allāh ibn Sīnā , commonly known as Ibn Sīnā or by his Latinized name Avicenna, was a Persian polymath, who wrote almost 450 treatises on a wide range of subjects, of which around 240 have survived...

. He was court physician to the Samanid

Samanid

The Samani dynasty , also known as the Samanid Empire, or simply Samanids was a Persian state and empire in Central Asia and Greater Iran, named after its founder Saman Khuda, who converted to Sunni Islam despite being from Zoroastrian theocratic nobility...

prince al-Mansur, to whom he dedicated the only treatise by him that is preserved: the Kitab al-Ghina wa-al-Muna (The Book of Wealth and Wishes), which was also known as al-Shamsiyah al-mansuriyah (The Mansurian Sunshade) after its dedicatee. Little else in known of his life except that he died shortly after 990.

Sources

For Qumri's life and compositions, see:

• Manfred Ullmann, Die Medizin im Islam, Handbuch der Orientalistik, Abteilung I, Erg?nzungsband vi, Abschnitt 1 (Leiden: E.J. Brill, 1970), pp. 147 and 236
• Fuat Sezgin, Medizin-Pharmazie-Zoologie-Tierheilkunde bis ca 430 H., Geschichte des arabischen Schrifttums, Band 3 (Leiden: E.J. Brill, 1970), p. 319.