Gregory Kirkpatrick
Pediatric Hematology-Oncology · Tulsa, OKNPI 1962489856
Payments from drug & device makers
What this record shows
Almost everything reported here is food and beverage — 100.0% of the total across 4 separate payments, which is the pattern of a clinician who attends manufacturer presentations rather than one with a consulting arrangement. That places this record below the midpoint for pediatric hematology-oncology clinicians in OK, where the typical reported total is $292.
Across 4 payments — averaging $20.62 each. Meals, travel, consulting and speaking fees, gifts and royalties reported by drug and device makers.
- Novartis$41
- Pfizer$41
Across 7 payments — averaging $70,532 each. Payments tied to a research study. These frequently flow through the physician to a hospital or research institution rather than to the physician personally.
- Seagen Inc.$411K
- E.r. Squibb & Sons, L.L.C.$79K
- Amgen$4K
What the payments were for
- Food & beverage$82100%
Most of this is food and beverage — typically meals provided during product presentations at a clinic or hospital. Nationally that is the single largest category of reported payments by count.
General payments by program year
Who reported the general payments
Companies are grouped under their corporate parent — a single manufacturer often files under several CMS reporting entities. Research and ownership payments are counted separately and are not in this table.
How this compares
$82 in reported general payments places this provider in the 10th percentile of 25 pediatric hematology-oncology providers in Oklahoma.
See all pediatric hematology-oncology providers in Oklahoma →
Other pediatric hematology-oncology in Tulsa
- Ashraf MohamedTulsa$47K
- Thomas SmithTulsa$292
- Shilpa ShuklaTulsa$270
- Martina HumTulsa$191
- Meagan McCallTulsa$183
- Jill SaloTulsa$130
- Sara MednanskyTulsa$103
- Mrinal JoshiraoTulsa$41
- Osman KhanOklahoma City$140K
- Rikin ShahOklahoma City$86K
Where these figures come from
- Payments: CMS Open Payments, program years 2019–2025 (publication P06302026_06032026).
- Identity: NPPES NPI Registry, July 2026.