About VEL NATESAN. Vel Natesan is an internal medicine provider established in Salisbury, Maryland and his medical specialization is internal medicine with more than 32 years of experience. The NPI number of Vel Natesan is 1457372310 and was assigned on July 2006. The practitioner's primary taxonomy code is 207R00000X with license number D0047094 (MD). ). The provider is registered as an ....