Robert S. Gillespie, MD
NPI 1912043738ActiveIndividual· Pediatrics, Pediatric Nephrology· Fort Worth, TX
Pediatrics, Pediatric Nephrology (MD) in Fort Worth, Texas, trained at University of Texas Medical Branch at Galveston (class of 1997). Their prescriptions cost Medicare Part D more than their services did: $818,163 for 164 claims, against $16,829 paid for services in 2024. Alexion Pharmaceuticals, Inc. was the largest of 4 companies reporting payments in 2025, $471.73 in all, mostly food and beverage.
Overview
| NPI | 1912043738 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | No |
| NPI issued | Jan 29, 2007 |
| Last updated in NPPES | May 14, 2021 |
| Certified by provider | May 14, 2021 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Pediatrics, Pediatric Nephrology Primary | 2080P0210X | L6910 | 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 - Nephrology (TX) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 22 |
|---|---|
| Services billed | 149 across 13 procedure codes |
| Paid by Medicare | $16,829 |
Part D prescriptions in 2024
| Prescriptions (claims) | 164 · 171 30-day fills |
|---|---|
| Total drug cost | $818,163 |
| Generic share | 80% of claims |
Education and affiliations
| Medical school | University of Texas Medical Branch at Galveston |
|---|---|
| Graduation year | 1997 |
| Medicare specialty | Nephrology |
| Secondary specialties | Pediatric Medicine |
Medical group
- Cook Childrens Physician NetworkFort Worth, TX · 315 clinicians
Hospital affiliation
- Cook Childrens Medical CenterFort Worth, TX
Other facilities
- Cook Childrens Medical Center Dialysis UnitDialysis facility · Fort Worth, TX
Industry payments (Open Payments)
- 2025$471.73 · 4 payments from 4 companies
- 2024$392.79 · 4 payments from 4 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Alexion Pharmaceuticals, Inc. | $175.00 | 1 |
| Merck Sharp & Dohme LLC | $116.76 | 1 |
| Btg International Inc. | $90.37 | 1 |
| Kyowa Kirin, Inc. | $89.60 | 1 |
What the 2025 payments were for
- Food and Beverage$296.73 · 3 payments
- Consulting Fee$175.00 · 1 payment
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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