Frank Ruiz, MD
NPI 1285708503ActiveIndividual· Emergency Medicine· Redwood City, CA
Emergency Medicine (MD) in Redwood City, California, trained at Columbia University College of Physicians and Surgeons (class of 1984). Their prescriptions cost Medicare Part D more than their services did: $9,660 for 294 claims, against $3,060 paid for services in 2024. Pfizer Inc. reported $14.90 in payments in 2025, mostly food and beverage.
Overview
| NPI | 1285708503 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | No |
| NPI issued | Nov 20, 2006 |
| Last updated in NPPES | Dec 3, 2021 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Emergency Medicine Primary | 207P00000X | G57310 | 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 - Emergency Medicine (CA) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 27 |
|---|---|
| Services billed | 32 across 8 procedure codes |
| Paid by Medicare | $3,060 |
Part D prescriptions in 2024
| Prescriptions (claims) | 294 · 352 30-day fills |
|---|---|
| Patients | 190 |
| Total drug cost | $9,660 |
| Generic share | 86% of claims |
Education and affiliations
| Medical school | Columbia University College of Physicians and Surgeons |
|---|---|
| Graduation year | 1984 |
| Medicare specialty | Emergency Medicine |
Medical group
- Permanente Medical Group IncOakland, CA · 10,996 clinicians
Hospital affiliation
- Kaiser Foundation Hospital - Redwood CityRedwood City, CA
Industry payments (Open Payments)
- 2025$14.90 · 1 payment from 1 company
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Pfizer Inc. | $14.90 | 1 |
What the 2025 payments were for
- Food and Beverage$14.90 · 1 payment
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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All 40 emergency medicine physicians in Redwood City · All emergency medicine physicians in California