Richard I. Yamamoto, M.D.
NPI 1215083753ActiveIndividual· Internal Medicine· Carson City, NV
Internal Medicine (M.D.) in Carson City, Nevada, licensed in NV, with an NPI issued in January 2007. Their prescriptions cost Medicare Part D more than their services did: $682,087 for 6,495 claims, against $119,217 paid for services in 2024. Pfizer Inc. was the largest of 3 companies reporting payments in 2024, $79.04 in all, mostly food and beverage.
Overview
| NPI | 1215083753 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D. |
| Sole proprietor | No |
| NPI issued | Jan 26, 2007 |
| Last updated in NPPES | Sep 18, 2014 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine Primary | 207R00000X | 5778 | NV |
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 (NV) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 443 |
|---|---|
| Services billed | 1,966 across 29 procedure codes |
| Paid by Medicare | $119,217 |
Part D prescriptions in 2024
| Prescriptions (claims) | 6,495 · 16,742 30-day fills |
|---|---|
| Patients | 571 |
| Total drug cost | $682,087 |
| Generic share | 87% of claims |
Industry payments (Open Payments)
- 2024$79.04 · 4 payments from 3 companies
Top paying companies in 2024
| Company | Amount | Payments |
|---|---|---|
| Pfizer Inc. | $37.19 | 2 |
| Merck Sharp & Dohme LLC | $23.11 | 1 |
| Glaxosmithkline, LLC. | $18.74 | 1 |
What the 2024 payments were for
- Food and Beverage$61.60 · 3 payments
- Education$17.44 · 1 payment
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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All 28 internal medicine physicians in Carson City · All internal medicine physicians in Nevada