Apostolia Maria Tsimberidou, M.D., PHD
NPI 1730374661ActiveIndividual· Internal Medicine, Hematology & Oncology· Houston, TX
Internal Medicine, Hematology & Oncology (M.D., PHD) with Physicians Referral Service, practicing in Houston, Texas. Mostly services rather than prescriptions: Medicare paid $54,593 for 163 patients in 2024, with only 11 Part D claims. Macrogenics, Inc. was the largest of 2 companies reporting payments in 2024, $124.17 in all, mostly food and beverage.
Overview
| NPI | 1730374661 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D., PHD |
| Sole proprietor | No |
| NPI issued | Sep 13, 2007 |
| Last updated in NPPES | Nov 19, 2010 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine, Hematology & Oncology Primary | 207RH0003X | N7758 | TX |
Exclusion screening
| List | Result | Details |
|---|---|---|
| HHS-OIG LEIE · Oct 9, 2026 | No match | Checked by NPI and by name + state |
| North Carolina Medicaid · Nov 10, 2026 | No match | — |
| New York OMIG · Nov 10, 2026 | No match | — |
| Ohio Medicaid · Nov 10, 2026 | No match | — |
| Pennsylvania Medicheck · Nov 10, 2026 | No match | — |
| Washington HCA · Nov 10, 2026 | No match | — |
Official OIG search · How matching works ·Bulk check a roster
Medicare
| Enrollment (PECOS) | Enrolled Practitioner - Hematology/Oncology (TX) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 163 |
|---|---|
| Services billed | 495 across 10 procedure codes |
| Paid by Medicare | $54,593 |
Part D prescriptions in 2024
| Prescriptions (claims) | 11 · 15 30-day fills |
|---|---|
| Total drug cost | $131.80 |
| Generic share | 100% of claims |
Education and affiliations
| Graduation year | 1991 |
|---|---|
| Medicare specialty | Hematology/Oncology |
| Secondary specialties | Internal Medicine, Medical Oncology |
| Telehealth | Offers telehealth |
Medical group
- Physicians Referral ServiceHouston, TX · 2,765 clinicians
Industry payments (Open Payments)
- 2024$124.17 · 3 payments from 2 companies
Top paying companies in 2024
| Company | Amount | Payments |
|---|---|---|
| Macrogenics, Inc. | $83.41 | 2 |
| Abbvie Inc. | $40.76 | 1 |
What the 2024 payments were for
- Food and Beverage$124.17 · 3 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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