Michele Yamamoto, M.D.
NPI 1083902464ActiveIndividual· Internal Medicine, Infectious Disease· Worcester, MA
Internal Medicine, Infectious Disease (M.D.) with Guam Healthcare Development Incorporated and 1 other group, practicing in Worcester, Massachusetts. 224 Medicare patients in 2024, $53,297 paid; nearly all of their 105 Part D prescriptions were generic (93%). Astrazeneca Pharmaceuticals LP reported $25.95 in payments in 2024, mostly food and beverage. Lists Guam Regional Medical City as a hospital affiliation.
Overview
| NPI | 1083902464 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D. |
| Sole proprietor | No |
| NPI issued | Jul 19, 2011 |
| Last updated in NPPES | Aug 1, 2016 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine, Infectious Disease Primary | 207RI0200X | 253-632 | MA |
| Internal Medicine | 207R00000X | LP02156 | RI |
| Internal Medicine, Infectious Disease | 207RI0200X | M-1975 | GU |
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 (GU) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 224 |
|---|---|
| Services billed | 598 across 14 procedure codes |
| Paid by Medicare | $53,297 |
Part D prescriptions in 2024
| Prescriptions (claims) | 105 · 116 30-day fills |
|---|---|
| Patients | 14 |
| Total drug cost | $30,619 |
| Generic share | 93% of claims |
Education and affiliations
| Graduation year | 2006 |
|---|---|
| Medicare specialty | Internal Medicine |
| Secondary specialties | Infectious Disease |
Medical groups
- Guam Healthcare Development IncorporatedDededo, GU · 207 clinicians
- Takecare Insurance Company IncTamuning, GU · 27 clinicians
Hospital affiliation
- Guam Regional Medical CityDededo, GU
Other facilities
- Fhp Home HealthHome health agency · Tamuning, GU
Industry payments (Open Payments)
- 2024$25.95 · 1 payment from 1 company
Top paying companies in 2024
| Company | Amount | Payments |
|---|---|---|
| Astrazeneca Pharmaceuticals LP | $25.95 | 1 |
What the 2024 payments were for
- Food and Beverage$25.95 · 1 payment
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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