David Chapman, MD
NPI 1578548129ActiveIndividual· Internal Medicine· Martinez, CA
Internal Medicine (MD) in Martinez, California, licensed in CA, with an NPI issued in December 2005. Enrolled in Medicare as order and referring only - internal medicine. Edwards Lifesciences Corporation reported $135.44 in payments in 2025, mostly food and beverage.
Overview
| NPI | 1578548129 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | No |
| NPI issued | Dec 7, 2005 |
| Last updated in NPPES | Jul 13, 2026 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine Primary | 207R00000X | A048995 | CA |
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 Order and Referring Only - Internal Medicine (CA) |
|---|
Industry payments (Open Payments)
- 2025$135.44 · 3 payments from 1 company
- 2024$15.38 · 1 payment from 1 company
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Edwards Lifesciences Corporation | $135.44 | 3 |
What the 2025 payments were for
- Food and Beverage$135.44 · 3 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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All 48 internal medicine physicians in Martinez · All internal medicine physicians in California