Robert Tyson Keller, MD
NPI 1962445346ActiveIndividual· Internal Medicine· Fort Worth, TX
Internal Medicine (MD) in Fort Worth, Texas, trained at University of Southern California Keck School of Medicine (class of 1982). Their prescriptions cost Medicare Part D more than their services did: $1,134,574 for 12,687 claims, against $163,974 paid for services in 2024. Astrazeneca Pharmaceuticals LP was the largest of 17 companies reporting payments in 2025, $2,365 in all, mostly food and beverage.
Overview
| NPI | 1962445346 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | No |
| NPI issued | Jun 14, 2006 |
| Last updated in NPPES | Mar 30, 2026 |
| Certified by provider | Mar 30, 2026 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine Primary | 207R00000X | H4975 | 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 | 338 |
|---|---|
| Services billed | 2,358 across 53 procedure codes |
| Paid by Medicare | $163,974 |
Part D prescriptions in 2024
| Prescriptions (claims) | 12,687 · 30,543 30-day fills |
|---|---|
| Patients | 725 |
| Total drug cost | $1,134,574 |
| Generic share | 87% of claims |
Education and affiliations
| Medical school | University of Southern California Keck School of Medicine |
|---|---|
| Graduation year | 1982 |
| Medicare specialty | Internal Medicine |
| Telehealth | Offers telehealth |
Medical groups
- Ppg Health PAFort Worth, TX · 31 clinicians
- Fort Worth Medical Specialists PLLCFort Worth, TX · 4 clinicians
Hospital affiliations
- Medical City Fort WorthFort Worth, TX
- Texas Health Harris Methodist Fort WorthFort Worth, TX
Other facilities
- Dfw Home HealthHome health agency · Fort Worth, TX
- Enhabit Home HealthHome health agency · Fort Worth, TX
- Reliant at HomeHome health agency · Fort Worth, TX
- Baylor Institute for Rehabilitation at Fort WorthInpatient rehabilitation facility · Fort Worth, TX
Industry payments (Open Payments)
- 2025$2,365 · 57 payments from 17 companies
- 2024$3,132 · 89 payments from 20 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Astrazeneca Pharmaceuticals LP | $418.94 | 5 |
| Novo Nordisk Inc | $282.16 | 4 |
| Glaxosmithkline, LLC. | $274.70 | 5 |
| Lilly USA, LLC | $273.99 | 7 |
| Amgen Inc. | $213.05 | 10 |
What the 2025 payments were for
- Food and Beverage$2,365 · 57 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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All 467 internal medicine physicians in Fort Worth · All internal medicine physicians in Texas