Clayton W. Long, MD
NPI 1568027647ActiveIndividual· Pediatrics, Pediatric Hematology-Oncology· Phoenix, AZ
Pediatrics, Pediatric Hematology-Oncology (MD) in Phoenix, Arizona, licensed in AZ, with an NPI issued in May 2019. Enrolled in Medicare as practitioner - pediatric medicine and practitioner - hematology/oncology. Incyte Corporation was the largest of 3 companies reporting payments in 2025, $350.37 in all, mostly food and beverage.
Overview
| NPI | 1568027647 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | No |
| NPI issued | May 5, 2019 |
| Last updated in NPPES | Apr 30, 2026 |
| Certified by provider | Apr 30, 2026 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Pediatrics, Pediatric Hematology-Oncology Primary | 2080P0207X | 67305 | AZ |
| Student in an Organized Health Care Education/Training Program | 390200000X | — | IA |
| Pediatrics | 208000000X | 67305 | AZ |
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 - Pediatric Medicine (AZ); Practitioner - Hematology/Oncology (WA) |
|---|
Education and affiliations
| Graduation year | 2019 |
|---|---|
| Medicare specialty | Hematology/Oncology |
| Secondary specialties | Pediatric Medicine |
Industry payments (Open Payments)
- 2025$350.37 · 4 payments from 3 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Incyte Corporation | $192.72 | 2 |
| Sobi, Inc | $125.00 | 1 |
| Jazz Pharmaceuticals Inc. | $32.65 | 1 |
What the 2025 payments were for
- Food and Beverage$285.37 · 3 payments
- Education$65.00 · 1 payment
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
Other Pediatrics, Pediatric Hematology-Oncology providers in Phoenix
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All 36 Pediatrics, Pediatric Hematology-Oncology providers in Phoenix · All Pediatrics, Pediatric Hematology-Oncology providers in Arizona