Christopher Dvorak
Pediatric Hematology-Oncology · Palo Alto, CANPI 1861527657
Payments from drug & device makers
Across 93 payments — averaging $2114.04 each. Meals, travel, consulting and speaking fees, gifts and royalties reported by drug and device makers.
- AstraZeneca$91K
- Merck$46K
- Amgen$34K
- Jazz Pharmaceuticals Inc.$7K
- Omeros Corporation$6K
- National Marrow Donor Program$6K
- plus $7K from 8 others
Across 2 payments — averaging $437.50 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.
- Leadiant Biosciences, Inc.$875
What the payments were for
- Consulting fees$104,17472%
- Speaking & faculty fees$8,8506%
- Travel & lodging$29,64021%
- Food & beverage$1,8041%
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.
| Company | Payments | Total |
|---|---|---|
| AstraZeneca | 55 | $90,709 |
| Merck | 2 | $46,188 |
| Amgen | 9 | $33,677 |
| Jazz Pharmaceuticals Inc. | 4 | $6,575 |
| Omeros Corporation | 3 | $6,250 |
| National Marrow Donor Program | 6 | $5,950 |
| Chiesi USA, Inc. | 3 | $4,055 |
| Medexus Pharma, Inc. | 2 | $2,163 |
| Apellis Pharmaceuticals, Inc. | 1 | $250 |
| Mesoblast, Inc. | 2 | $250 |
| Vertex | 1 | $221 |
| Sobi, Inc | 3 | $175 |
| Novartis | 1 | $124 |
| ADMA Biomanufacturing LLC | 1 | $20 |
What the payments were tied to
Products named in the reported payments. Only payments of $100 or more are attributed here — the typical reported payment nationally is a meal worth about $16, and listing those product-by-product would be noise.
How this compares
$196,605 in reported general payments places this provider in the 75th percentile of 307 pediatric hematology-oncology providers in California.
See all pediatric hematology-oncology providers in California →
Other pediatric hematology-oncology in Palo Alto
- Norman LacayoPalo Alto$5M
- Ami ShahPalo Alto$3.2M
- Philip PizzoPalo Alto$2.6M
- Michael LinkPalo Alto$1.5M
- Sandeep SoniPalo Alto$1.4M
- Kara DavisPalo Alto$1.3M
- Ramamoorthy NagasubramanianPalo Alto$815K
- Arun RangaswamiPalo Alto$748K
- Bertil GladerPalo Alto$678K
- May ChienPalo Alto$489K
Where these figures come from
- Payments: CMS Open Payments, program years 2019–2025 (publication P06302026_06032026).
- Identity: NPPES NPI Registry, July 2026.