Divodasa of Kashi
King of Varanasi, great-grandson of the Kashi-born Dhanvantari through Ketumat and Bhimaratha in the Harivamsha, Vishnu Purana and Bhagavata. The Sushruta Samhita opens with pupils led by Sushruta approaching Kashiraja Divodasa Dhanvantari in his ashram to learn Ayurveda, and he speaks as the god come to earth to teach it.
Sources: Harivamsha, Harivamsha Parva, chapter 29: the Kashi kings and the birth of Dhanvantari (English, harivamsam.arasan.info; Sanskrit with verse numbers, dvaipayana.net); Bhagavata Purana 9.17, The Dynasties of the Sons of Pururava (English translation, Vedabase); Sushruta Samhita, Sutrasthana 1 (Vedotpatti adhyaya), Sanskrit of the 1938 Acharya edition, Wujastyk's Sushruta Samhita project on saktumiva.org; Sushruta Samhita, Wikipedia · see Divodasa of Kashi's web