Specialty Directory
Nephrology in Fairfield, CA
Federal CMS data for 1 nephrology provider practicing in Fairfield, CA. Includes Medicare utilization, Open Payments industry funding, and PECOS enrollment status.
1
Providers
Median industry payments
$2,715
1
Nephrology Providers
in Fairfield, CA
$2,715
Median Industry Payments
per provider (2018–2024)
1,554
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.
Nephrology includes multiple subspecialties with different practice patterns.
Learn more →
Nephrology Providers
NPPES · Open Payments · Medicare| Provider | Medicare Volume | Beneficiaries* | Top Procedure | Industry Payments | Payment Type | Coverage |
|---|---|---|---|---|---|---|
| ONG, STEVEN MD | 1,554 | 658 | Dialysis services for adults, 2-3 visits per month | $2,715 (2018-2024) | Food & Beverage (92%) | Very High |
Note: Nephrology 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.