Medical Oncology in Orange, CA
8 verified medical oncology doctors in Orange.
Medical oncologists diagnose and treat cancer, coordinating chemotherapy and other systemic cancer therapies.
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. Samuel Ejadi, MD
Medical Oncology
CMS Open Payments· $21.52 (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.
$21.52
Total received
1
Transactions
1
Paying companies
Top paying companies
Among the 4,060 medical oncology doctors we've analyzed, about 60% received any industry payment (median $4,500 among those who did). This doctor's total is on the lower end — around the 42th percentile of that group.
Benchmark reflects doctors we've analyzed, not all US medical oncology doctors.
Payments to Samuel Ejadi do not imply any wrongdoing. Many are meals, education, or research support.
Dr. Victoria Villaflor, MD
Medical Oncology
CMS Open Payments· $1,049,845 (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.
$1,049,845
Total received
116
Transactions
13
Paying companies
Top paying companies
Among the 4,060 medical oncology doctors we've analyzed, about 60% received any industry payment (median $4,500 among those who did). This doctor's total is higher than 96% of that group — among the highest recipients.
Benchmark reflects doctors we've analyzed, not all US medical oncology doctors.
Payments to Victoria Villaflor do not imply any wrongdoing. Many are meals, education, or research support.
Dr. John Link, MD
Medical Oncology
CMS Open Payments· $56.06 (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.
$56.06
Total received
2
Transactions
1
Paying companies
Top paying companies
Among the 4,060 medical oncology doctors we've analyzed, about 60% received any industry payment (median $4,500 among those who did). This doctor's total is on the lower end — around the 45th percentile of that group.
Benchmark reflects doctors we've analyzed, not all US medical oncology doctors.
Payments to John Link do not imply any wrongdoing. Many are meals, education, or research support.
Dr. Mihaela Cristea, MD
Medical Oncology
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.
Dr. Susan O'Brien, MD
Medical Oncology
CMS Open Payments· $551,928 (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.
$551,928
Total received
83
Transactions
16
Paying companies
Top paying companies
Among the 4,060 medical oncology doctors we've analyzed, about 60% received any industry payment (median $4,500 among those who did). This doctor's total is higher than 93% of that group — among the highest recipients.
Benchmark reflects doctors we've analyzed, not all US medical oncology doctors.
Payments to Susan O'Brien do not imply any wrongdoing. Many are meals, education, or research support.
Dr. Angela Fleischman, MD
Medical Oncology
CMS Open Payments· $58,573 (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.
$58,573
Total received
36
Transactions
5
Paying companies
Top paying companies
Among the 4,060 medical oncology doctors we've analyzed, about 60% received any industry payment (median $4,500 among those who did). This doctor's total ranks around the 81th percentile of that group.
Benchmark reflects doctors we've analyzed, not all US medical oncology doctors.
Payments to Angela Fleischman do not imply any wrongdoing. Many are meals, education, or research support.
Dr. Farshid Dayyani, MD
Medical Oncology
CMS Open Payments· $1,378,992 (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.
$1,378,992
Total received
236
Transactions
19
Paying companies
Top paying companies
Among the 4,060 medical oncology doctors we've analyzed, about 60% received any industry payment (median $4,500 among those who did). This doctor's total is higher than 97% of that group — among the highest recipients.
Benchmark reflects doctors we've analyzed, not all US medical oncology doctors.
Payments to Farshid Dayyani do not imply any wrongdoing. Many are meals, education, or research support.
Dr. Sayeh Lavasani, MD
Medical Oncology
CMS Open Payments· $30,512 (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.
$30,512
Total received
28
Transactions
3
Paying companies
Top paying companies
Among the 4,060 medical oncology doctors we've analyzed, about 60% received any industry payment (median $4,500 among those who did). This doctor's total ranks around the 78th percentile of that group.
Benchmark reflects doctors we've analyzed, not all US medical oncology doctors.
Payments to Sayeh Lavasani do not imply any wrongdoing. Many are meals, education, or research support.