Ray Rui Zhang, MD, PHD
NPI 1417418856ActiveIndividual· Nuclear Medicine· Stanford, CA
Nuclear Medicine (MD, PHD) in Stanford, California, trained at University of Wisconsin School of Medicine (class of 2019). Medicare paid $873.34 for services to 27 patients in 2024.
Overview
| NPI | 1417418856 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD, PHD |
| Sole proprietor | Yes |
| NPI issued | Mar 28, 2019 |
| Last updated in NPPES | Mar 5, 2026 |
| Certified by provider | Mar 5, 2026 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Nuclear Medicine Primary | 207U00000X | A182515 | CA |
| Radiology, Diagnostic Radiology | 2085R0202X | A182515 | CA |
| Internal Medicine | 207R00000X | 125.073727 | IL |
Exclusion screening
| List | Result | Details |
|---|---|---|
| HHS-OIG LEIE · Oct 9, 2026 | No match | Checked by NPI and by name + state |
| North Carolina Medicaid · Nov 10, 2026 | No match | — |
| New York OMIG · Nov 10, 2026 | No match | — |
| Ohio Medicaid · Nov 10, 2026 | No match | — |
| Pennsylvania Medicheck · Nov 10, 2026 | No match | — |
| Washington HCA · Nov 10, 2026 | No match | — |
Official OIG search · How matching works ·Bulk check a roster
Medicare
| Enrollment (PECOS) | Enrolled Practitioner - Nuclear Medicine (CA); Practitioner - Diagnostic Radiology (HI) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 27 |
|---|---|
| Services billed | 37 across 14 procedure codes |
| Paid by Medicare | $873.34 |
Education and affiliations
| Medical school | University of Wisconsin School of Medicine |
|---|---|
| Graduation year | 2019 |
| Medicare specialty | Nuclear Medicine |
| Secondary specialties | Diagnostic Radiology |
Medical groups
- Bay Imaging Consultants Medical Group IncVallejo, CA · 146 clinicians
- John Muir Trauma Physicians Billing ServiceWalnut Creek, CA · 113 clinicians
- John Muir Magnetic Imaging CenterConcord, CA · 57 clinicians
Hospital affiliations
- Contra Costa Regional Medical CenterMartinez, CA
- Good Samaritan HospitalSan Jose, CA
- John Muir Medical Center - Concord CampusConcord, CA
- John Muir Medical Center - Walnut Creek CampusWalnut Creek, CA
- San Ramon Regional Medical CenterSan Ramon, CA
Industry payments (Open Payments)
None reported for 2025 or 2024.
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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