Gastroenterology in Corona, CA
4 verified gastroenterology doctors in Corona.
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.
Dr. M. Mazen Jamal, MD
Gastroenterology
CMS Open Payments· $100.03 (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.
$100.03
Total received
5
Transactions
4
Paying companies
Top paying companies
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 47th percentile of that group.
Benchmark reflects doctors we've analyzed, not all US gastroenterology doctors.
Payments to M. Mazen Jamal do not imply any wrongdoing. Many are meals, education, or research support.
Dr. Mladen Jecmenica, MD
Gastroenterology
CMS Open Payments· $107.41 (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.
$107.41
Total received
2
Transactions
2
Paying companies
Top paying companies
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 48th percentile of that group.
Benchmark reflects doctors we've analyzed, not all US gastroenterology doctors.
Payments to Mladen Jecmenica do not imply any wrongdoing. Many are meals, education, or research support.
Dr. Omar Shahbaz, MD
Gastroenterology
CMS Open Payments· $421.69 (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.
$421.69
Total received
13
Transactions
9
Paying companies
Top paying companies
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 63th percentile of that group.
Benchmark reflects doctors we've analyzed, not all US gastroenterology doctors.
Payments to Omar Shahbaz do not imply any wrongdoing. Many are meals, education, or research support.
Dr. Marco Paez, MD
Gastroenterology
CMS Open Payments· $1,123 (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.
$1,123
Total received
39
Transactions
16
Paying companies
Top paying companies
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 77th percentile of that group.
Benchmark reflects doctors we've analyzed, not all US gastroenterology doctors.
Payments to Marco Paez do not imply any wrongdoing. Many are meals, education, or research support.