Naomichi Matsumoto (松本 直通, Matsumoto Naomichi, born August 3, 1961) is a Japanese physician and medical geneticist who identified several causative genes for human diseases, including Sotos syndrome (2002),[1] Marfan syndrome type II (2004),[2] Ohtahara syndrome (2008),[3] West syndrome (2010),[4] Microphthalmia with limb anomalies (2011),[5] Autosomal-recessive cerebellar ataxias (2011),[6] Hypomyelination with cerebellar atrophy and hypoplasia of the corpus callosum (HCAHC) (2011),[7] Porencephaly (2012),[8] and Coffin–Siris syndrome (2012).
[11] After residency in obstetrics and gynecology at Kyushu University Hospital, he worked as an obstetrician and gynecologist for several years.
[11] Wishing to pursue advanced study in medical genetics, he went to Nagasaki University to study as a graduate student under Norio Niikawa, who discovered Kabuki syndrome.
He obtained his doctorate in genetics in 1997 from the same institution, before becoming a postdoctoral fellow at the University of Chicago.
[11] He was appointed Professor and Chairman of the Department of Human Genetics at Yokohama City University School of Medicine in 2003.