Location: Escondido
Address: 1955 Citracado Parkway, Suite 301, Escondido, CA 92029
Phone: 760-294-1660
Fax: 760-745-5016
Hours: 8am – 5pm

Location: Poway
Address: 16466 Bernardo Center Drive, Suite 230 Poway, CA 92128
Phone: 760-294-1660
Fax: 760-745-5016

Dr. Greenstein joined Balboa Nephrology Medical Group in 2016 and practices in the Escondido and Poway areas. He specializes in kidney disease and cares for patients receiving hemodialysis at FMC and DaVita Dialysis units.

He earned his Doctor of Medicine degree from UCLA, where he also completed his residency. Next, he completed his nephrology fellowship at Stanford University School of Medicine.

Outside of medicine, Dr. Greenstein enjoys reading and walking his dog. He also spends time looking for his cat, who likes to hide in the most remote parts of the house. In addition, he enjoys beach days with his wife and children.