Ray Silao, M.D.
NPI 1831217504ActiveIndividual· Internal Medicine· Yuma, AZ
Internal Medicine (M.D.) in Yuma, Arizona, trained at Loma Linda University School of Medicine (class of 1990). In 2024 Medicare paid $349,031 for 317 patients, and Part D covered 9,424 of their prescriptions, 88% of them generic. Novo Nordisk Inc was the largest of 2 companies reporting payments in 2025, $166.27 in all, mostly food and beverage.
Overview
| NPI | 1831217504 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D. |
| Sole proprietor | Yes |
| NPI issued | Mar 27, 2007 |
| Last updated in NPPES | Jul 8, 2007 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine Primary | 207R00000X | 22582 | AZ |
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 - Internal Medicine (AZ) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 317 |
|---|---|
| Services billed | 4,129 across 34 procedure codes |
| Paid by Medicare | $349,031 |
Part D prescriptions in 2024
| Prescriptions (claims) | 9,424 · 13,108 30-day fills |
|---|---|
| Patients | 384 |
| Total drug cost | $479,378 |
| Generic share | 88% of claims |
Education and affiliations
| Medical school | Loma Linda University School of Medicine |
|---|---|
| Graduation year | 1990 |
| Medicare specialty | Internal Medicine |
| Telehealth | Offers telehealth |
Hospital affiliation
- Yuma Regional Medical CenterYuma, AZ
Other facilities
- Amedisys Home HealthHome health agency · Yuma, AZ
- Caring Touch Home Care, LLCHome health agency · Yuma, AZ
- Enhabit Home HealthHome health agency · Yuma, AZ
- Haven of Sandpointe, LLCNursing home · Yuma, AZ
- Yuma Nursing CenterNursing home · Yuma, AZ
Industry payments (Open Payments)
- 2025$166.27 · 4 payments from 2 companies
- 2024$328.82 · 21 payments from 3 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Novo Nordisk Inc | $123.90 | 1 |
| Electromed, Inc. | $42.37 | 3 |
What the 2025 payments were for
- Food and Beverage$166.27 · 4 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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All 86 internal medicine physicians in Yuma · All internal medicine physicians in Arizona