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Gastroenterology in Los Alamitos, CA

6 verified gastroenterology doctors in Los Alamitos.

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.

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Dr. Joe Chen, MD

Gastroenterology

20 yrs NPPES
NPI 1700817350
10861 CHERRY STREET, SUITE 302, Los Alamitos, CA 90720(562) 493-1011
NPPES public registryAccepts Medicare (2024)
CMS Open Payments· $1,754 (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.

$1,754

Total received

71

Transactions

17

Paying companies

Top paying companies

AbbVie Inc.$664.58
Janssen Biotech, Inc.$281.16
Regeneron Healthcare Solutions, Inc.$88.24
Celgene Corporation$85.95
Salix Pharmaceuticals, a division of Bausch Health US, LLC$85.22
Takeda Pharmaceuticals U.S.A., Inc.$84.03

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 Joe Chen do not imply any wrongdoing. Many are meals, education, or research support.

Dr. Daniel Rodiles, MD

Gastroenterology

20 yrs NPPES
NPI 1497789960
10861 CHERRY STREET, SUITE 302, Los Alamitos, CA 90720(562) 493-1011
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. Thai-Van Nguyen, MD

Gastroenterology

20 yrs NPPES
NPI 1427082890
10861 CHERRY STREET, SUITE 302, Los Alamitos, CA 90720(562) 493-1011
NPPES public registryAccepts Medicare (2024)
CMS Open Payments· $1,385 (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.

$1,385

Total received

57

Transactions

18

Paying companies

Top paying companies

AbbVie Inc.$537.02
Janssen Biotech, Inc.$116.93
Salix Pharmaceuticals, a division of Bausch Health US, LLC$95.47
Merck Sharp & Dohme LLC$81.46
Celgene Corporation$74.65
Aimmune Therapeutics, Inc.$71.52

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 80th percentile of that group.

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

Payments to Thai-Van Nguyen do not imply any wrongdoing. Many are meals, education, or research support.

Dr. Eugene Pantangco, MD

Gastroenterology

20 yrs NPPES
NPI 1205916780
10861 CHERRY ST STE 302, Los Alamitos, CA 90720(562) 493-1011
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. Lisa Hertz, MD

Gastroenterology

20 yrs NPPES
NPI 1639237720
4772 KATELLA AVE, #200, Los Alamitos, CA 90720(562) 596-5552
NPPES public registryAccepts Medicare (2024)
CMS Open Payments· $1,612 (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.

$1,612

Total received

75

Transactions

20

Paying companies

Top paying companies

Merck Sharp & Dohme LLC$269.26
AbbVie Inc.$253.18
Celgene Corporation$159.77
Nestle HealthCare Nutrition Inc.$121.34
Takeda Pharmaceuticals U.S.A., Inc.$102.88
QOL Medical, LLC$97.56

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 82th percentile of that group.

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

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

Dr. Michael Fleischman, MD

Gastroenterology

18 yrs NPPES
NPI 1801073994
3851 KATELLA AVE STE 205, Los Alamitos, CA 90720(562) 430-4449
NPPES public registry
CMS Open Payments· $360.91 (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.

$360.91

Total received

17

Transactions

3

Paying companies

Top paying companies

AbbVie Inc.$191.40
Pfizer Inc.$88.86
Gilead Sciences, Inc.$80.65

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 Michael Fleischman do not imply any wrongdoing. Many are meals, education, or research support.

Gastroenterology in Los Alamitos, CA — Verified | DoctorsProof | DoctorsProof