DoctorsProofNPPES directory · verify at state boards

Internal Medicine in Williamsville, NY

74 verified internal medicine doctors in Williamsville. Page 2 of 2.

Internists specialize in the prevention, diagnosis, and treatment of adult diseases, often coordinating complex or chronic conditions across multiple systems.

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.

Verify a license at the New York State Board for Professional Medical Conduct

Dr. Devamohan Sivalingam, MD

Internal Medicine

14 yrs NPPES
NPI 1306197371
1540 MAPLE RD, Williamsville, NY 14221(716) 389-3240
NPPES public registryAccepts Medicare (2024)
CMS Open Payments· $42.42 (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.

$42.42

Total received

2

Transactions

2

Paying companies

Top paying companies

Boehringer Ingelheim Pharmaceuticals, Inc.$24.47
Novo Nordisk Inc$17.95

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 71th percentile of that group.

Benchmark reflects doctors we've analyzed, not all US internal medicine doctors.

Payments to Devamohan Sivalingam do not imply any wrongdoing. Many are meals, education, or research support.

Dr. Luay Dawood, MD

Internal Medicine

11 yrs NPPES
NPI 1740663871
1540 MAPLE RD, Williamsville, NY 14221(716) 568-3600
NPPES public registryAccepts Medicare (2024)
CMS Open Payments· $189.57 (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.

$189.57

Total received

9

Transactions

5

Paying companies

Top paying companies

Janssen Pharmaceuticals, Inc$60.75
Boehringer Ingelheim Pharmaceuticals, Inc.$45.07
Pfizer Inc.$41.15
Kestra Medical Technology Services, Inc.$29.74
E.R. Squibb & Sons, L.L.C.$12.86

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 Luay Dawood do not imply any wrongdoing. Many are meals, education, or research support.

Dr. Jorge Flores Lopez, MD

Internal Medicine

10 yrs NPPES
NPI 1437507654
705 MAPLE RD, Williamsville, NY 14221(716) 580-7355
NPPES public registryAccepts Medicare (2024)
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. Chidimma Oduwegwu, MD

Internal Medicine

10 yrs NPPES
NPI 1992154942
111 N MAPLEMERE RD STE 200, Williamsville, NY 14221(716) 899-4772
NPPES public registryAccepts Medicare (2024)
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. Anderson Lai, MD

Internal Medicine

9 yrs NPPES
NPI 1003327321
1540 MAPLE RD, Williamsville, NY 14221(716) 568-3514
NPPES public registryAccepts Medicare (2024)
CMS Open Payments· $336.99 (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.

$336.99

Total received

26

Transactions

7

Paying companies

Top paying companies

Janssen Pharmaceuticals, Inc$189.56
Novo Nordisk Inc$34.88
Kestra Medical Technology Services, Inc.$29.74
Impulse Dynamics (USA) Inc.$25.93
Pfizer Inc.$24.72
Boehringer Ingelheim Pharmaceuticals, Inc.$18.95

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 85th percentile of that group.

Benchmark reflects doctors we've analyzed, not all US internal medicine doctors.

Payments to Anderson Lai do not imply any wrongdoing. Many are meals, education, or research support.

Dr. Benjamin Zwierzchowski, MD

Internal Medicine

8 yrs NPPES
NPI 1811494842
325 ESSJAY, Williamsville, NY 14221(716) 656-4459
NPPES public registryAccepts Medicare (2024)
CMS Open Payments· $416.31 (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.

$416.31

Total received

17

Transactions

9

Paying companies

Top paying companies

IDORSIA PHARMACEUTICALS US INC$112.37
Exact Sciences Corporation$81.16
Novo Nordisk Inc$59.75
Lilly USA, LLC$56.43
E.R. Squibb & Sons, L.L.C.$40.73
Boehringer Ingelheim Pharmaceuticals, Inc.$19.02

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 87th percentile of that group.

Benchmark reflects doctors we've analyzed, not all US internal medicine doctors.

Payments to Benjamin Zwierzchowski do not imply any wrongdoing. Many are meals, education, or research support.

Dr. Marissa Boniszewski, MD

Internal Medicine

8 yrs NPPES
NPI 1780181347
325 ESSJAY RD, Williamsville, NY 14221(716) 656-4868
NPPES public registryAccepts Medicare (2024)
CMS Open Payments· $182.72 (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.

$182.72

Total received

8

Transactions

5

Paying companies

Top paying companies

Janssen Pharmaceuticals, Inc$88.40
Boehringer Ingelheim Pharmaceuticals, Inc.$30.15
Takeda Pharmaceuticals U.S.A., Inc.$23.07
AstraZeneca Pharmaceuticals LP$20.91
ZOLL Services LLC (A/K/A ZOLL LifeCor Corp)$20.19

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 Marissa Boniszewski do not imply any wrongdoing. Many are meals, education, or research support.

Dr. Aalia Khan, MD

Internal Medicine

8 yrs NPPES
NPI 1891288650
193 S UNION RD, Williamsville, NY 14221(609) 585-1122
NPPES public registryAccepts Medicare (2024)
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. Maria Kontos, DO

Internal Medicine

8 yrs NPPES
NPI 1003302910
325 ESSJAY RD, Williamsville, NY 14221(716) 656-4463
NPPES public registryAccepts Medicare (2024)
CMS Open Payments· $166.45 (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.

$166.45

Total received

9

Transactions

5

Paying companies

Top paying companies

Novo Nordisk Inc$59.75
Exact Sciences Corporation$42.73
Lilly USA, LLC$29.16
E.R. Squibb & Sons, L.L.C.$19.11
Pfizer Inc.$15.70

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 80th percentile of that group.

Benchmark reflects doctors we've analyzed, not all US internal medicine doctors.

Payments to Maria Kontos do not imply any wrongdoing. Many are meals, education, or research support.

Dr. Tracy Chellino, MD

Internal Medicine

5 yrs NPPES
NPI 1932788833
2809 WEHRLE DR STE 13, Williamsville, NY 14221(716) 458-0005
NPPES public registry
CMS Open Payments· $75.86 (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.

$75.86

Total received

4

Transactions

1

Paying companies

Top paying companies

Novo Nordisk Inc$75.86

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 74th percentile of that group.

Benchmark reflects doctors we've analyzed, not all US internal medicine doctors.

Payments to Tracy Chellino do not imply any wrongdoing. Many are meals, education, or research support.

Dr. Colleen Klos, MD

Internal Medicine

4 yrs NPPES
NPI 1003567603
1540 MAPLE RD, Williamsville, NY 14221(716) 568-3514
NPPES public registryAccepts Medicare (2024)
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. Harbind Brar, MD

Internal Medicine

4 yrs NPPES
NPI 1356081665
1020 YOUNGS RD STE 110, Williamsville, NY 14221(716) 961-9900
NPPES public registry
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. Thomas Drago, MD

Internal Medicine

4 yrs NPPES
NPI 1215678099
193 S UNION RD, Williamsville, NY 14221(609) 585-1122
NPPES public registry
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. Mohammed Ahmed, MD

Internal Medicine

4 yrs NPPES
NPI 1639818321
1540 MAPLE RD, Williamsville, NY 14221(716) 568-3600
NPPES public registry
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.

Internal Medicine in Williamsville, NY — Verified | DoctorsProof — Page 2 | DoctorsProof