Ralph Marcus
NPI 1346566056ActiveIndividual· Radiology, Diagnostic Radiology· Irvine, CA
Radiology, Diagnostic Radiology in Irvine, California, trained at University of California, San Francisco School of Medicine (class of 2009). Medicare paid $122,715 for services to 1,736 patients in 2024. Ethicon US, LLC reported $15.17 in payments in 2025, mostly food and beverage.
Overview
| NPI | 1346566056 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Sole proprietor | Yes |
| NPI issued | Apr 20, 2010 |
| Last updated in NPPES | Jun 19, 2025 |
| Certified by provider | Jun 19, 2025 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Radiology, Diagnostic Radiology Primary | 2085R0202X | A139091 | CA |
Exclusion screening
| List | Result | Details |
|---|---|---|
| HHS-OIG LEIE · Nov 10, 2026 | No match | Checked by NPI and by name + state |
| North Carolina Medicaid · Nov 11, 2026 | No match | — |
| New York OMIG · Nov 11, 2026 | No match | — |
| Ohio Medicaid · Nov 11, 2026 | No match | — |
| Pennsylvania Medicheck · Nov 11, 2026 | No match | — |
| Washington HCA · Nov 11, 2026 | No match | — |
Official OIG search · How matching works ·Bulk check a roster
Medicare
| Enrollment (PECOS) | Enrolled Practitioner - Diagnostic Radiology (CA) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 1,736 |
|---|---|
| Services billed | 3,404 across 207 procedure codes |
| Paid by Medicare | $122,715 |
Education and affiliations
| Medical school | University of California, San Francisco School of Medicine |
|---|---|
| Graduation year | 2009 |
| Medicare specialty | Diagnostic Radiology |
Medical group
- St Jude Radiology Medical Group IncPlano, TX · 61 clinicians
Hospital affiliations
- Providence St. Jude Medical CenterFullerton, CA
- Uci Health-OrangeOrange, CA
Industry payments (Open Payments)
- 2025$15.17 · 1 payment from 1 company
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Ethicon US, LLC | $15.17 | 1 |
What the 2025 payments were for
- Food and Beverage$15.17 · 1 payment
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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