Effrosyni Apostolidou, MD, PHD
NPI 1386872687ActiveIndividual· Internal Medicine, Hematology· Houston, TX
Internal Medicine, Hematology (MD, PHD) with Physicians Referral Service, practicing in Houston, Texas. Their prescriptions cost Medicare Part D more than their services did: $74,670 for 97 claims, against $36,999 paid for services in 2024.
Overview
| NPI | 1386872687 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD, PHD |
| Sole proprietor | No |
| NPI issued | Jun 24, 2009 |
| Last updated in NPPES | Jul 28, 2022 |
| Certified by provider | Jul 28, 2022 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine, Hematology Primary | 207RH0000X | P7382 | 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 (TX) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 278 |
|---|---|
| Services billed | 375 across 16 procedure codes |
| Paid by Medicare | $36,999 |
Part D prescriptions in 2024
| Prescriptions (claims) | 97 · 143 30-day fills |
|---|---|
| Patients | 41 |
| Total drug cost | $74,670 |
Education and affiliations
| Graduation year | 1993 |
|---|---|
| Medicare specialty | Hematology |
| Secondary specialties | Internal Medicine |
| Telehealth | Offers telehealth |
Medical group
- Physicians Referral ServiceHouston, TX · 2,765 clinicians
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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