Marie Patricia Shieh, MD
NPI 1245475474ActiveIndividual· Internal Medicine, Hematology & Oncology· San Diego, CA
Internal Medicine, Hematology & Oncology (MD) with Medical Oncology Associates of San Diego A Medical Group Inc, practicing in San Diego, California. In 2024 Medicare paid $3,083,101 for 259 patients, and Part D covered 941 of their prescriptions, 77% of them generic. Novartis Pharmaceuticals Corporation was the largest of 3 companies reporting payments in 2025, $674.16 in all, mostly device and supply loans. Lists Scripps Memorial Hospital la Jolla and 3 other hospitals as hospital affiliations.
Overview
| NPI | 1245475474 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | No |
| NPI issued | Dec 2, 2008 |
| Last updated in NPPES | Sep 8, 2016 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine, Hematology & Oncology Primary | 207RH0003X | A101732 | CA |
| Internal Medicine | 207R00000X | A101732 | 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 - Hematology/Oncology (CA) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 259 |
|---|---|
| Services billed | 151,461 across 107 procedure codes |
| Paid by Medicare | $3,083,101 |
Part D prescriptions in 2024
| Prescriptions (claims) | 941 · 1,501 30-day fills |
|---|---|
| Patients | 174 |
| Total drug cost | $2,198,663 |
| Generic share | 77% of claims |
Education and affiliations
| Graduation year | 2006 |
|---|---|
| Medicare specialty | Hematology/Oncology |
| Telehealth | Offers telehealth |
Medical group
- Medical Oncology Associates of San Diego A Medical Group IncSan Diego, CA · 14 clinicians
Hospital affiliations
- Scripps Memorial Hospital la JollaLa Jolla, CA
- Scripps Mercy HospitalSan Diego, CA
- Sharp Coronado Hospital and Hlthcr CtrCoronado, CA
- Sharp Memorial HospitalSan Diego, CA
Industry payments (Open Payments)
- 2025$674.16 · 8 payments from 3 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Novartis Pharmaceuticals Corporation | $598.20 | 6 |
| Medexus Pharma, Inc. | $59.21 | 1 |
| Gilead Sciences, Inc. | $16.75 | 1 |
What the 2025 payments were for
- Long term medical supply or device loan$598.20 · 6 payments
- Food and Beverage$75.96 · 2 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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