Nephrology in Castro Valley, CA
3 verified nephrology doctors in Castro Valley.
Nephrologists treat kidney disease, high blood pressure, and disorders of fluid and electrolyte balance.
NPPES tenure ≠ clinical experience. "Years on NPPES" is time since the physician first registered a National Provider Identifier, not time practicing medicine. Verify current license status with the state medical board.
Dr. Rahul Rishi, MD
Nephrology
CMS Open Payments· $480.24 (2023)
Industry Payments (2023)
Reported by drug and device makers to CMS Open Payments. These payments are legal and disclosed — shown as context, not a judgment.
$480.24
Total received
27
Transactions
6
Paying companies
Top paying companies
Among the 10,935 nephrology doctors we've analyzed, about 59% received any industry payment (median $286 among those who did). This doctor's total ranks around the 77th percentile of that group.
Benchmark reflects doctors we've analyzed, not all US nephrology doctors.
Payments to Rahul Rishi do not imply any wrongdoing. Many are meals, education, or research support.
Dr. Gene-Yuan Chang, MD
Nephrology
CMS Open Payments· $871.28 (2023)
Industry Payments (2023)
Reported by drug and device makers to CMS Open Payments. These payments are legal and disclosed — shown as context, not a judgment.
$871.28
Total received
38
Transactions
11
Paying companies
Top paying companies
Among the 10,935 nephrology doctors we've analyzed, about 59% received any industry payment (median $286 among those who did). This doctor's total ranks around the 85th percentile of that group.
Benchmark reflects doctors we've analyzed, not all US nephrology doctors.
Payments to Gene-Yuan Chang do not imply any wrongdoing. Many are meals, education, or research support.
Dr. Vineetha Rangarajan, DO
Nephrology
CMS Open Payments· No payments in 2023
Industry Payments
No industry payments on record in the 2023 CMS Open Payments data. This doctor received no reported payments from drug or device makers that year.