DoctorsProofNPPES directory · verify at state boards

Gastroenterology in Oakbrook Terrace, IL

5 verified gastroenterology doctors in Oakbrook Terrace.

Gastroenterologists specialize in the digestive system, treating conditions of the stomach, intestines, liver, and pancreas.

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 Illinois Dept. of Financial & Professional Regulation

Dr. David Chua, MD

Gastroenterology

21 yrs NPPES
NPI 1346241585
1S280 SUMMIT AVE, COURT A, Oakbrook Terrace, IL 60181(630) 889-9889
NPPES public registryAccepts Medicare (2024)
CMS Open Payments· $56.14 (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.

$56.14

Total received

2

Transactions

2

Paying companies

Top paying companies

Gilead Sciences, Inc.$31.74
AbbVie Inc.$24.40

Among the 17,272 gastroenterology doctors we've analyzed, about 63% received any industry payment (median $623 among those who did). This doctor's total is on the lower end — around the 44th percentile of that group.

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

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

Dr. Dhruva Tilwalli, MD

Gastroenterology

20 yrs NPPES
NPI 1417912296
17 W 755 BUTTERFIELD RD, SUITE 101, Oakbrook Terrace, IL 60181(630) 827-0100
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. Stephen Grill, MD

Gastroenterology

20 yrs NPPES
NPI 1366559858
2 TRANSAM PLAZA DR, SUITE 100, Oakbrook Terrace, IL 60181(630) 833-0653
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. Matthew Smith, MD

Gastroenterology

20 yrs NPPES
NPI 1508973926
2 TRANSAM PLAZA DR STE 100, Oakbrook Terrace, IL 60181(630) 717-2600
NPPES public registryAccepts Medicare (2024)
CMS Open Payments· $15,476 (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.

$15,476

Total received

21

Transactions

12

Paying companies

Top paying companies

Takeda Pharmaceuticals U.S.A., Inc.$14,858
AbbVie Inc.$221.57
Boston Scientific Corporation$154.75
Pfizer Inc.$42.53
Merck Sharp & Dohme LLC$30.07
Ardelyx, Inc.$27.97

Among the 17,272 gastroenterology doctors we've analyzed, about 63% received any industry payment (median $623 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 gastroenterology doctors.

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

Dr. Jennie Ng, MD

Gastroenterology

20 yrs NPPES
NPI 1063599744
2 TRANSAM PLAZA DR STE 100, Oakbrook Terrace, IL 60181(630) 717-2600
NPPES public registryAccepts Medicare (2024)
CMS Open Payments· $499.31 (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.

$499.31

Total received

28

Transactions

7

Paying companies

Top paying companies

Janssen Biotech, Inc.$187.01
Celgene Corporation$161.64
Regeneron Healthcare Solutions, Inc.$41.17
Salix Pharmaceuticals, a division of Bausch Health US, LLC$39.94
AbbVie Inc.$29.41
Takeda Pharmaceuticals U.S.A., Inc.$24.43

Among the 17,272 gastroenterology doctors we've analyzed, about 63% received any industry payment (median $623 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 gastroenterology doctors.

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

Gastroenterology in Oakbrook Terrace, IL — Verified | DoctorsProof | DoctorsProof