Karen E. Tye, MD
NPI 1225490147ActiveIndividual· Radiology, Radiation Oncology· San Diego, CA
Radiology, Radiation Oncology (MD) with Regents of the University of California, practicing in San Diego, California. 129 Medicare patients in 2024, $80,586 paid; nearly all of their 195 Part D prescriptions were generic (92%). Gt Medical Technologies, Inc reported $297.01 in payments in 2025, mostly food and beverage. Lists Uc San Diego Health Hillcrest - Hillcrest Med Ctr as a hospital affiliation.
Overview
| NPI | 1225490147 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | No |
| NPI issued | Mar 22, 2016 |
| Last updated in NPPES | Mar 20, 2023 |
| Certified by provider | Mar 20, 2023 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Radiology, Radiation Oncology Primary | 2085R0001X | A156529 | CA |
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 - Radiation Oncology (CA) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 129 |
|---|---|
| Services billed | 1,128 across 26 procedure codes |
| Paid by Medicare | $80,586 |
Part D prescriptions in 2024
| Prescriptions (claims) | 195 · 226 30-day fills |
|---|---|
| Patients | 99 |
| Total drug cost | $3,632 |
| Generic share | 92% of claims |
Education and affiliations
| Graduation year | 2016 |
|---|---|
| Medicare specialty | Radiation Oncology |
Medical group
- Regents of the University of CaliforniaSan Diego, CA · 2,089 clinicians
Hospital affiliation
- Uc San Diego Health Hillcrest - Hillcrest Med CtrSan Diego, CA
Industry payments (Open Payments)
- 2025$297.01 · 1 payment from 1 company
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Gt Medical Technologies, Inc | $297.01 | 1 |
What the 2025 payments were for
- Food and Beverage$297.01 · 1 payment
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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