Mariela Anabel Blum Murphy, M.D.
NPI 1104027549ActiveIndividual· Internal Medicine, Hematology & Oncology· Houston, TX
Internal Medicine, Hematology & Oncology (M.D.) with Physicians Referral Service, practicing in Houston, Texas. In 2024 Medicare paid $23,233 for 138 patients, and Part D covered 207 of their prescriptions, 80% of them generic. Daiichi Sankyo Inc. was the largest of 3 companies reporting payments in 2025, $8,633 in all, mostly consulting fees.
Overview
| NPI | 1104027549 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D. |
| Sole proprietor | No |
| NPI issued | May 31, 2007 |
| Last updated in NPPES | Aug 7, 2016 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine, Hematology & Oncology Primary | 207RH0003X | N3507 | TX |
| Internal Medicine | 207R00000X | N3507 | TX |
| Internal Medicine, Medical Oncology | 207RX0202X | N3507 | TX |
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 (TX) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 138 |
|---|---|
| Services billed | 262 across 8 procedure codes |
| Paid by Medicare | $23,233 |
Part D prescriptions in 2024
| Prescriptions (claims) | 207 · 236 30-day fills |
|---|---|
| Patients | 67 |
| Total drug cost | $19,211 |
| Generic share | 80% of claims |
Education and affiliations
| Graduation year | 2003 |
|---|---|
| Medicare specialty | Hematology/Oncology |
| Secondary specialties | Internal Medicine |
| Telehealth | Offers telehealth |
Medical group
- Physicians Referral ServiceHouston, TX · 2,765 clinicians
Industry payments (Open Payments)
- 2025$8,633 · 6 payments from 3 companies
- 2024$7,620 · 2 payments from 2 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Daiichi Sankyo Inc. | $5,025 | 3 |
| Astrazeneca Pharmaceuticals LP | $3,594 | 2 |
| Genentech, Inc. | $14.15 | 1 |
What the 2025 payments were for
- Consulting Fee$8,375 · 4 payments
- Food and Beverage$258.06 · 2 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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All 280 hematologist-oncologists in Houston · All hematologist-oncologists in Texas