Don Toshio Matsuura, MD
NPI 1720184120ActiveIndividual· Internal Medicine, Cardiovascular Disease· Hilo, HI
Internal Medicine, Cardiovascular Disease (MD) in Hilo, Hawaii, trained at University of Hawaii John A. Burns School of Medicine (class of 1983). Their prescriptions cost Medicare Part D more than their services did: $473,576 for 1,475 claims, against $114,475 paid for services in 2024. Amgen Inc. was the largest of 5 companies reporting payments in 2025, $151.40 in all, mostly food and beverage.
Overview
| NPI | 1720184120 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | No |
| NPI issued | Sep 15, 2006 |
| Last updated in NPPES | Jul 8, 2007 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine, Cardiovascular Disease Primary | 207RC0000X | DEA AM2097435 | HI |
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 - Cardiovascular Disease (Cardiology) (HI) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 357 |
|---|---|
| Services billed | 1,579 across 17 procedure codes |
| Paid by Medicare | $114,475 |
Part D prescriptions in 2024
| Prescriptions (claims) | 1,475 · 3,756 30-day fills |
|---|---|
| Patients | 268 |
| Total drug cost | $473,576 |
| Generic share | 71% of claims |
Education and affiliations
| Medical school | University of Hawaii John A. Burns School of Medicine |
|---|---|
| Graduation year | 1983 |
| Medicare specialty | Cardiovascular Disease (Cardiology) |
| Secondary specialties | Internal Medicine |
Medical group
- Ryan M Smith DO IncWailuku, HI · 7 clinicians
Hospital affiliation
- Hilo Benioff Medical CenterHilo, HI
Industry payments (Open Payments)
- 2025$151.40 · 7 payments from 5 companies
- 2024$133.85 · 6 payments from 5 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Amgen Inc. | $51.77 | 2 |
| Boehringer Ingelheim Pharmaceuticals, Inc. | $43.14 | 2 |
| Novo Nordisk Inc | $21.18 | 1 |
| Zoll Services LLC (A/K/A Zoll Lifecor Corp) | $18.46 | 1 |
| Pfizer Inc. | $16.85 | 1 |
What the 2025 payments were for
- Food and Beverage$151.40 · 7 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
Other Internal Medicine, Cardiovascular Disease providers in Hilo
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