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Gastroenterology in Norwalk, CT

9 verified gastroenterology doctors in Norwalk.

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 Connecticut Medical Examining Board

Dr. Kirk Zachary, MD

Gastroenterology

21 yrs NPPES
NPI 1376537563
40 CROSS ST, 4TH FL, Norwalk, CT 06851(203) 845-4835
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. William Hale, MD

Gastroenterology

20 yrs NPPES
NPI 1598736936
24 STEVENS ST, Norwalk, CT 06850(203) 852-2372
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. Charles Adelmann, MD

Gastroenterology

20 yrs NPPES
NPI 1861436511
761 MAIN AVE, SUITE 201, Norwalk, CT 06851(203) 838-4000
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. Harvey Riback, MD

Gastroenterology

20 yrs NPPES
NPI 1225148281
761 MAIN AVE, SUITE 201, Norwalk, CT 06851(203) 838-4000
NPPES public registry
CMS Open Payments· $16.85 (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.

$16.85

Total received

1

Transactions

1

Paying companies

Top paying companies

Boston Scientific Corporation$16.85

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 38th percentile of that group.

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

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

Dr. Frank Sammarco, MD

Gastroenterology

20 yrs NPPES
NPI 1407953920
761 MAIN AVE, SUITE 201, Norwalk, CT 06851(203) 838-4000
NPPES public registryAccepts Medicare (2024)
CMS Open Payments· $81.40 (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.

$81.40

Total received

4

Transactions

3

Paying companies

Top paying companies

Takeda Pharmaceuticals U.S.A., Inc.$39.87
Janssen Biotech, Inc.$24.68
Boston Scientific Corporation$16.85

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 46th percentile of that group.

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

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

Dr. Rakhee Mangla, MD

Gastroenterology

19 yrs NPPES
NPI 1821146192
24 STEVENS ST, SUITE I, Norwalk, CT 06850(203) 582-3455
NPPES public registryAccepts Medicare (2024)
CMS Open Payments· $1,734 (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.

$1,734

Total received

5

Transactions

3

Paying companies

Top paying companies

ERBE USA Inc$1,500
Boston Scientific Corporation$145.36
AbbVie Inc.$88.47

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 83th percentile of that group.

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

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

Dr. Brian Schwender, MD

Gastroenterology

19 yrs NPPES
NPI 1336260561
40 CROSS ST, 4TH FL, Norwalk, CT 06851(203) 845-4800
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. Ajay Singh, MD

Gastroenterology

11 yrs NPPES
NPI 1629451026
40 CROSS ST, Norwalk, CT 06851(507) 284-2511
NPPES public registryAccepts Medicare (2024)
CMS Open Payments· $34.43 (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.

$34.43

Total received

1

Transactions

1

Paying companies

Top paying companies

CONMED Corporation$34.43

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 is on the lower end — around the 42th percentile of that group.

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

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

Dr. Alexander Abadir, MD

Gastroenterology

9 yrs NPPES
NPI 1811429699
34 MAPLE ST, Norwalk, CT 06850(203) 852-2000
NPPES public registry
CMS Open Payments· $365.19 (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.

$365.19

Total received

9

Transactions

4

Paying companies

Top paying companies

Olympus America Inc.$225.22
Takeda Pharmaceuticals U.S.A., Inc.$105.42
INTERCEPT PHARMACEUTICALS, INC.$20.81
Medtronic, Inc.$13.74

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 61th percentile of that group.

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

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

Gastroenterology in Norwalk, CT — Verified | DoctorsProof | DoctorsProof