Grecia Aldana Singleton, MD
NPI 1982166005ActiveIndividual· Internal Medicine, Hospice and Palliative Medicine· Houston, TX
Internal Medicine, Hospice and Palliative Medicine (MD) with Physicians Referral Service, practicing in Houston, Texas. 124 Medicare patients in 2024, $24,014 paid; nearly all of their 310 Part D prescriptions were generic (94%). Medtronic, Inc. reported $106.26 in payments in 2025, mostly food and beverage.
Overview
| NPI | 1982166005 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | No |
| NPI issued | Apr 5, 2019 |
| Last updated in NPPES | Nov 27, 2023 |
| Certified by provider | Nov 27, 2023 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine, Hospice and Palliative Medicine Primary | 207RH0002X | 47964 | 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 - Hospice/Palliative Care (TX) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 124 |
|---|---|
| Services billed | 211 across 17 procedure codes |
| Paid by Medicare | $24,014 |
Part D prescriptions in 2024
| Prescriptions (claims) | 310 · 318 30-day fills |
|---|---|
| Patients | 99 |
| Total drug cost | $12,876 |
| Generic share | 94% of claims |
Education and affiliations
| Graduation year | 2013 |
|---|---|
| Medicare specialty | Hospice/Palliative Care |
| Telehealth | Offers telehealth |
Medical group
- Physicians Referral ServiceHouston, TX · 2,765 clinicians
Industry payments (Open Payments)
- 2025$106.26 · 1 payment from 1 company
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Medtronic, Inc. | $106.26 | 1 |
What the 2025 payments were for
- Food and Beverage$106.26 · 1 payment
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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