Kay Negishi
NPI 1194103309ActiveIndividual· Internal Medicine· Park City, UT
Internal Medicine in Park City, Utah, trained at Pennsylvania State University College of Medicine (class of 2015). Their prescriptions cost Medicare Part D more than their services did: $65,364 for 302 claims, against $18,170 paid for services in 2024.
Overview
| NPI | 1194103309 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Sole proprietor | No |
| NPI issued | May 8, 2015 |
| Last updated in NPPES | Dec 30, 2025 |
| Certified by provider | Dec 30, 2025 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine Primary | 207R00000X | 273937 | MA |
| Hospitalist | 208M00000X | 273937 | MA |
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 (CO); Practitioner - Hospitalist (MA); Practitioner - Internal Medicine (TX); Practitioner - Internal Medicine (UT) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 151 |
|---|---|
| Services billed | 237 across 20 procedure codes |
| Paid by Medicare | $18,170 |
Part D prescriptions in 2024
| Prescriptions (claims) | 302 · 474 30-day fills |
|---|---|
| Patients | 64 |
| Total drug cost | $65,364 |
| Generic share | 75% of claims |
Education and affiliations
| Medical school | Pennsylvania State University College of Medicine |
|---|---|
| Graduation year | 2015 |
| Medicare specialty | Hospitalist |
| Secondary specialties | Internal Medicine |
Medical group
- Massachusetts General Physicians Organization IncBoston, MA · 3,558 clinicians
Hospital affiliation
- Massachusetts General HospitalBoston, MA
Industry payments (Open Payments)
None reported for 2025 or 2024.
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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All 26 internal medicine physicians in Park City · All internal medicine physicians in Utah