Nathaniel Hayward III, MD
NPI 1467862946ActiveIndividual· Internal Medicine· Arlington, TX
Internal Medicine (MD) with Primary Health Physicians PLLC and 1 other group, practicing in Arlington, Texas. Their prescriptions cost Medicare Part D more than their services did: $87,391 for 1,186 claims, against $19,494 paid for services in 2024. Pfizer Inc. was the largest of 12 companies reporting payments in 2025, $634.41 in all, mostly food and beverage. Lists Texas Health Arlington Memorial Hospital as a hospital affiliation.
Overview
| NPI | 1467862946 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | Yes |
| NPI issued | May 5, 2014 |
| Last updated in NPPES | Jul 12, 2024 |
| Certified by provider | Jul 12, 2024 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine Primary | 207R00000X | R7019 | 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 - Internal Medicine (TX) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 98 |
|---|---|
| Services billed | 496 across 15 procedure codes |
| Paid by Medicare | $19,494 |
Part D prescriptions in 2024
| Prescriptions (claims) | 1,186 · 2,259 30-day fills |
|---|---|
| Patients | 155 |
| Total drug cost | $87,391 |
| Generic share | 85% of claims |
Education and affiliations
| Graduation year | 2014 |
|---|---|
| Medicare specialty | Internal Medicine |
| Secondary specialties | Pediatric Medicine |
Medical groups
- Primary Health Physicians PLLCKeller, TX · 239 clinicians
- Arlington Physicians PAArlington, TX · 5 clinicians
Hospital affiliation
- Texas Health Arlington Memorial HospitalArlington, TX
Other facilities
- Prohealth Home Health-DfwHome health agency · Addison, TX
Industry payments (Open Payments)
- 2025$634.41 · 33 payments from 12 companies
- 2024$161.68 · 9 payments from 5 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Pfizer Inc. | $142.25 | 9 |
| Novartis Pharmaceuticals Corporation | $85.33 | 3 |
| Amgen Inc. | $74.04 | 4 |
| Astellas Pharma US Inc | $70.67 | 4 |
| Alnylam Pharmaceuticals Inc. | $52.97 | 2 |
What the 2025 payments were for
- Food and Beverage$634.41 · 33 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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All 148 internal medicine physicians in Arlington · All internal medicine physicians in Texas