Doctors in Hayward, CA
229 physicians listed in the NPPES public registry. Page 1 of 4.
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. John Taylor, MD
Family Medicine
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. Qaiser Niaz, MD
Internal Medicine
CMS Open Payments· $2,530 (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.
$2,530
Total received
109
Transactions
36
Paying companies
Top paying companies
Among the 183,896 internal medicine doctors we've analyzed, about 37% received any industry payment (median $195 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 internal medicine doctors.
Payments to Qaiser Niaz do not imply any wrongdoing. Many are meals, education, or research support.
Dr. Ivan Lee, MD
Internal Medicine
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. Mark Khoo, MD
Internal Medicine
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. Wilbur Borskey, MD
General Practice
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. Amita Sharma, MD
Family Medicine
CMS Open Payments· $402.79 (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.
$402.79
Total received
21
Transactions
9
Paying companies
Top paying companies
Among the 136,402 family medicine doctors we've analyzed, about 35% received any industry payment (median $151 among those who did). This doctor's total ranks around the 89th percentile of that group.
Benchmark reflects doctors we've analyzed, not all US family medicine doctors.
Payments to Amita Sharma do not imply any wrongdoing. Many are meals, education, or research support.
Dr. Smita Mohan, MD
Pediatrics
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. Generoso Porciuncula, MD
Internal Medicine
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. Hui Hsin Wu, MD
Pediatrics
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. Shirin Barez, MD
Ophthalmology
CMS Open Payments· $181.83 (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.
$181.83
Total received
7
Transactions
4
Paying companies
Top paying companies
Among the 23,451 ophthalmology doctors we've analyzed, about 60% received any industry payment (median $348 among those who did). This doctor's total ranks around the 60th percentile of that group.
Benchmark reflects doctors we've analyzed, not all US ophthalmology doctors.
Payments to Shirin Barez do not imply any wrongdoing. Many are meals, education, or research support.
Dr. Patricia Ferrell, MD
Ophthalmology
CMS Open Payments· $143.94 (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.
$143.94
Total received
1
Transactions
1
Paying companies
Top paying companies
Among the 23,451 ophthalmology doctors we've analyzed, about 60% received any industry payment (median $348 among those who did). This doctor's total ranks around the 57th percentile of that group.
Benchmark reflects doctors we've analyzed, not all US ophthalmology doctors.
Payments to Patricia Ferrell do not imply any wrongdoing. Many are meals, education, or research support.
Dr. Min-Shong Chang, MD
Internal Medicine
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. Mark Mandel, MD
Ophthalmology
CMS Open Payments· $453.27 (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.
$453.27
Total received
11
Transactions
4
Paying companies
Top paying companies
Among the 23,451 ophthalmology doctors we've analyzed, about 60% received any industry payment (median $348 among those who did). This doctor's total ranks around the 75th percentile of that group.
Benchmark reflects doctors we've analyzed, not all US ophthalmology doctors.
Payments to Mark Mandel do not imply any wrongdoing. Many are meals, education, or research support.
Dr. Stacia Cronin, MD
Pediatrics
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. Senzan Hsu, MD
Obstetrics & Gynecology
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. Clifford Wong, MD
Nephrology
CMS Open Payments· $633.24 (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.
$633.24
Total received
33
Transactions
10
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 80th percentile of that group.
Benchmark reflects doctors we've analyzed, not all US nephrology doctors.
Payments to Clifford Wong do not imply any wrongdoing. Many are meals, education, or research support.
Dr. Neelam Bhalla, MD
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.
Dr. Roberto Sinai, MD
Pediatrics
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. Caren Vance Gee, MD
Pediatrics
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. Kaarel Kaljot, MD
Internal Medicine
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. Melinda Ragins, MD
Pediatrics
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. Sheri Task, MD
Obstetrics & Gynecology
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. Susana Nolasco-Alonzo, MD
Pediatrics
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. Eric Kohleriter, MD
Internal Medicine
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. Carolyn Hudson, MD
Pediatrics
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. Roland Wong, MD
Urology
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. Ralph Boucher, MD
Cardiovascular Disease
CMS Open Payments· $907.39 (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.
$907.39
Total received
38
Transactions
9
Paying companies
Top paying companies
Among the 26,323 cardiovascular disease doctors we've analyzed, about 66% received any industry payment (median $653 among those who did). This doctor's total ranks around the 72th percentile of that group.
Benchmark reflects doctors we've analyzed, not all US cardiovascular disease doctors.
Payments to Ralph Boucher do not imply any wrongdoing. Many are meals, education, or research support.
Dr. Mika Hiramatsu, MD
Pediatrics
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. Uma Natarajan, MD
Family Medicine
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. Krishna Misra, MD
Diagnostic Radiology
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. Marcela Mcneill, MD
Pediatrics
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. Sarah Welsh, DO
Emergency Medicine
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. Melissa Rose, MD
Pediatrics
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. Jeremy Graff, MD
Emergency Medicine
CMS Open Payments· $140.55 (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.
$140.55
Total received
7
Transactions
1
Paying companies
Top paying companies
Among the 70,367 emergency medicine doctors we've analyzed, about 18% received any industry payment (median $60 among those who did). This doctor's total is higher than 95% of that group — among the highest recipients.
Benchmark reflects doctors we've analyzed, not all US emergency medicine doctors.
Payments to Jeremy Graff do not imply any wrongdoing. Many are meals, education, or research support.
Dr. Sammy Hung, MD
Internal Medicine
CMS Open Payments· $173.54 (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.
$173.54
Total received
3
Transactions
3
Paying companies
Top paying companies
Among the 183,896 internal medicine doctors we've analyzed, about 37% received any industry payment (median $195 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 internal medicine doctors.
Payments to Sammy Hung do not imply any wrongdoing. Many are meals, education, or research support.
Dr. Norman Cheung, MD
Orthopaedic Surgery
CMS Open Payments· $163.22 (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.
$163.22
Total received
7
Transactions
4
Paying companies
Top paying companies
Among the 28,855 orthopaedic surgery doctors we've analyzed, about 64% received any industry payment (median $545 among those who did). This doctor's total ranks around the 55th percentile of that group.
Benchmark reflects doctors we've analyzed, not all US orthopaedic surgery doctors.
Payments to Norman Cheung do not imply any wrongdoing. Many are meals, education, or research support.
Dr. Eric Weintz, MD
Emergency Medicine
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. Kavin Desai, MD
Pediatrics
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. Tan Nguyen, MD
Emergency Medicine
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. Maina Shetty, MD
Internal Medicine
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. Yasmin Carim, MD
Pediatrics
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. Hasina Nasir, MD
Family Medicine
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. Russell Blackburn, MD
Family Medicine
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. Kasthuri Rajaram, MD
Pediatrics
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. Beth Cowan, MD
Obstetrics & Gynecology
CMS Open Payments· $49.74 (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.
$49.74
Total received
2
Transactions
2
Paying companies
Top paying companies
Among the 47,072 obstetrics & gynecology doctors we've analyzed, about 47% received any industry payment (median $178 among those who did). This doctor's total ranks around the 64th percentile of that group.
Benchmark reflects doctors we've analyzed, not all US obstetrics & gynecology doctors.
Payments to Beth Cowan do not imply any wrongdoing. Many are meals, education, or research support.
Dr. Benjamin Wolsztejn, MD
Obstetrics & Gynecology
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. Aaron Pessl, MD
Emergency Medicine
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. Christopher Wan, MD
Emergency Medicine
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. Louanne Giangreco, MD
Emergency Medicine
CMS Open Payments· $71.81 (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.
$71.81
Total received
1
Transactions
1
Paying companies
Top paying companies
Among the 70,367 emergency medicine doctors we've analyzed, about 18% received any industry payment (median $60 among those who did). This doctor's total is higher than 92% of that group — among the highest recipients.
Benchmark reflects doctors we've analyzed, not all US emergency medicine doctors.
Payments to Louanne Giangreco do not imply any wrongdoing. Many are meals, education, or research support.
Dr. Albert Retodo, MD
Physical Medicine & Rehabilitation
CMS Open Payments· $80.36 (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.
$80.36
Total received
3
Transactions
1
Paying companies
Top paying companies
Among the 15,884 physical medicine & rehabilitation doctors we've analyzed, about 27% received any industry payment (median $149 among those who did). This doctor's total ranks around the 82th percentile of that group.
Benchmark reflects doctors we've analyzed, not all US physical medicine & rehabilitation doctors.
Payments to Albert Retodo do not imply any wrongdoing. Many are meals, education, or research support.
Dr. Jerrilyn Johnston, MD
Pediatrics
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. Michael Marchiano, MD
Internal Medicine
CMS Open Payments· $381.92 (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.
$381.92
Total received
17
Transactions
7
Paying companies
Top paying companies
Among the 183,896 internal medicine doctors we've analyzed, about 37% received any industry payment (median $195 among those who did). This doctor's total ranks around the 86th percentile of that group.
Benchmark reflects doctors we've analyzed, not all US internal medicine doctors.
Payments to Michael Marchiano do not imply any wrongdoing. Many are meals, education, or research support.
Dr. Shao-I Huang, DO
Emergency Medicine
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. Anjalika Pattanaik, MD
Obstetrics & Gynecology
CMS Open Payments· $55.84 (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.
$55.84
Total received
3
Transactions
3
Paying companies
Top paying companies
Among the 47,072 obstetrics & gynecology doctors we've analyzed, about 47% received any industry payment (median $178 among those who did). This doctor's total ranks around the 65th percentile of that group.
Benchmark reflects doctors we've analyzed, not all US obstetrics & gynecology doctors.
Payments to Anjalika Pattanaik do not imply any wrongdoing. Many are meals, education, or research support.
Dr. Rolando Atienza, MD
Family Medicine
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. Arkady Massen, MD
Family Medicine
CMS Open Payments· $14.93 (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.
$14.93
Total received
1
Transactions
1
Paying companies
Top paying companies
Among the 136,402 family medicine doctors we've analyzed, about 35% received any industry payment (median $151 among those who did). This doctor's total ranks around the 67th percentile of that group.
Benchmark reflects doctors we've analyzed, not all US family medicine doctors.
Payments to Arkady Massen do not imply any wrongdoing. Many are meals, education, or research support.
Dr. Steven Verbinski, MD
Internal Medicine
CMS Open Payments· $20.82 (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.
$20.82
Total received
1
Transactions
1
Paying companies
Top paying companies
Among the 183,896 internal medicine doctors we've analyzed, about 37% received any industry payment (median $195 among those who did). This doctor's total ranks around the 67th percentile of that group.
Benchmark reflects doctors we've analyzed, not all US internal medicine doctors.
Payments to Steven Verbinski do not imply any wrongdoing. Many are meals, education, or research support.
Dr. Vasiliki Economou, MD
Neurology
CMS Open Payments· $2,328 (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.
$2,328
Total received
131
Transactions
23
Paying companies
Top paying companies
Among the 22,669 neurology doctors we've analyzed, about 51% received any industry payment (median $640 among those who did). This doctor's total ranks around the 84th percentile of that group.
Benchmark reflects doctors we've analyzed, not all US neurology doctors.
Payments to Vasiliki Economou do not imply any wrongdoing. Many are meals, education, or research support.
Dr. Nirmala Kannan, MD
Internal Medicine
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.