Matthew S. Ray, DO
NPI 1275952541ActiveIndividual· Internal Medicine, Nephrology· Spokane, WA
Internal Medicine, Nephrology (DO) in Spokane, Washington, trained at Lake Erie College of Osteopathic Medicine, Erie (class of 2014). Their prescriptions cost Medicare Part D more than their services did: $479,507 for 2,245 claims, against $136,721 paid for services in 2024. Gilead Sciences, Inc. was the largest of 3 companies reporting payments in 2025, $1,747 in all, mostly consulting fees.
Overview
| NPI | 1275952541 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | DO |
| Sole proprietor | Yes |
| NPI issued | Apr 15, 2014 |
| Last updated in NPPES | Oct 12, 2026 |
| Certified by provider | Oct 12, 2026 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine, Nephrology Primary | 207RN0300X | OP60645891 | WA |
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 (WA) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 325 |
|---|---|
| Services billed | 1,422 across 28 procedure codes |
| Paid by Medicare | $136,721 |
Part D prescriptions in 2024
| Prescriptions (claims) | 2,245 · 5,153 30-day fills |
|---|---|
| Patients | 327 |
| Total drug cost | $479,507 |
| Generic share | 84% of claims |
Education and affiliations
| Medical school | Lake Erie College of Osteopathic Medicine, Erie |
|---|---|
| Graduation year | 2014 |
| Medicare specialty | Internal Medicine |
| Secondary specialties | Nephrology |
Medical group
- Multicare Health SystemTacoma, WA · 2,325 clinicians
Hospital affiliations
- Deaconess Medical CenterSpokane, WA
- Multicare Valley HospitalSpokane Valley, WA
- Providence Mount Carmel HospitalColville, WA
- Providence St Joseph HospitalChewelah, WA
- Tacoma General Allenmore HospitalTacoma, WA
Other facilities
- Fmc ColvilleDialysis facility · Colville, WA
- Fmc Leah Layne Dialysis CenterDialysis facility · Othello, WA
- Fmc Moses Lake Dialysis UnitDialysis facility · Moses Lake, WA
- Fmc Northpointe Dialysis UnitDialysis facility · Spokane, WA
- Fmc Spokane Kidney CenterDialysis facility · Spokane, WA
Industry payments (Open Payments)
- 2025$1,747 · 6 payments from 3 companies
- 2024$937.72 · 10 payments from 4 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Gilead Sciences, Inc. | $1,580 | 2 |
| Astrazeneca Pharmaceuticals LP | $145.93 | 3 |
| Novo Nordisk Inc | $21.12 | 1 |
What the 2025 payments were for
- Consulting Fee$1,440 · 1 payment
- Food and Beverage$306.86 · 5 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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