Ryan Kiser, MD
NPI 1144751165ActiveIndividual· Pediatrics, Pediatric Hematology-Oncology· Oklahoma City, OK
Pediatrics, Pediatric Hematology-Oncology (MD) in Oklahoma City, Oklahoma, licensed in OK and NM, with an NPI issued in March 2017. Enrolled in Medicare as practitioner - hematology/oncology and practitioner - pediatric medicine. Day One Biopharmaceuticals was the largest of 4 companies reporting payments in 2025, $91.02 in all, mostly food and beverage.
Overview
| NPI | 1144751165 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | No |
| NPI issued | Mar 22, 2017 |
| Last updated in NPPES | May 18, 2020 |
| Certified by provider | May 18, 2020 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Pediatrics, Pediatric Hematology-Oncology Primary | 2080P0207X | 35517 | OK |
| Student in an Organized Health Care Education/Training Program | 390200000X | — | NM |
| Student in an Organized Health Care Education/Training Program | 390200000X | RS2017-0327 | NM |
Exclusion screening
| List | Result | Details |
|---|---|---|
| HHS-OIG LEIE · Oct 9, 2026 | No match | Checked by NPI and by name + state |
| North Carolina Medicaid · Nov 10, 2026 | No match | — |
| New York OMIG · Nov 10, 2026 | No match | — |
| Ohio Medicaid · Nov 10, 2026 | No match | — |
| Pennsylvania Medicheck · Nov 10, 2026 | No match | — |
| Washington HCA · Nov 10, 2026 | No match | — |
Official OIG search · How matching works ·Bulk check a roster
Medicare
| Enrollment (PECOS) | Enrolled Practitioner - Hematology/Oncology (NM); Practitioner - Pediatric Medicine (OK) |
|---|
Industry payments (Open Payments)
- 2025$91.02 · 4 payments from 4 companies
- 2024$84.11 · 4 payments from 3 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Day One Biopharmaceuticals | $28.20 | 1 |
| Incyte Corporation | $24.09 | 1 |
| Jazz Pharmaceuticals Inc. | $20.40 | 1 |
| Alexion Pharmaceuticals, Inc. | $18.33 | 1 |
What the 2025 payments were for
- Food and Beverage$91.02 · 4 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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