Dr. Greenstein joined Balboa Nephrology Medical Group in 2016. He practices in the Escondido and Poway area; specializing in kidney diseases which includes hemodialysis patients at both FMC and DaVita Dialysis units.
Dr. Greenstein attended medical school at the University of California Los Angeles where he obtained his Doctor of Medicine degree and completed residency. He completed his Nephrology fellowship training at the Stanford University School of Medicine.


Dr. Joshua K. Greenstein, MD
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Medical School
- 1997
University of Ca, Los Angeles, Ucla Sch of Med, Los Angeles Ca
Balboa Research - Escondido
1955 Citracado Pkwy Ste 301
Escondido
CA
92029
USA
+17602941660
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