Specialty Directory
Gastroenterology in Corona, CA
Federal CMS data for 1 gastroenterology provider practicing in Corona, CA. Includes Medicare utilization, Open Payments industry funding, and PECOS enrollment status.
1
Providers
Median industry payments
$1,972
1
Gastroenterology Providers
in Corona, CA
$1,972
Median Industry Payments
per provider (2018–2024)
1,998
Median Medicare Services
fee-for-service claims
How to read this directory: Providers are listed by Medicare service volume, which reflects only
Medicare fee-for-service patients (typically 65+). This does not represent total practice volume.
Industry payments span multiple years and payment types — they are legal and do not indicate wrongdoing.
Gastroenterology includes multiple subspecialties with different practice patterns.
Learn more →
Gastroenterology Providers
NPPES · Open Payments · Medicare| Provider | Medicare Volume | Beneficiaries* | Top Procedure | Industry Payments | Payment Type | Coverage |
|---|---|---|---|---|---|---|
| JAMAL, M. MAZEN M.D., M.P.H. | 1,998 | 1,359 | Hospital follow-up visit, high complexity | $1,972 (2018-2024) | Food & Beverage (83%) | Very High |
Note: Gastroenterology encompasses multiple subspecialties with different practice patterns.
Differences in payment amounts and procedure volumes may reflect subspecialty focus
rather than practice quality. Consider viewing individual profiles for full context.