John C. Chan, M.D.
NPI 1508859398ActiveIndividual· Anesthesiology· Modesto, CA
Anesthesiology (M.D.) in Modesto, California, licensed in CA, with an NPI issued in August 2005. Abbott Laboratories was the largest of 3 companies reporting payments in 2025, $643.52 in all, mostly travel and lodging.
Overview
| NPI | 1508859398 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D. |
| Sole proprietor | Yes |
| NPI issued | Aug 26, 2005 |
| Last updated in NPPES | Mar 20, 2009 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Anesthesiology Primary | 207L00000X | G38491 | 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) | Not in the public enrollment file of Oct 1, 2026 |
|---|
Industry payments (Open Payments)
- 2025$643.52 · 6 payments from 3 companies
- 2024$28.34 · 1 payment from 1 company
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Abbott Laboratories | $475.97 | 2 |
| Astrazeneca Pharmaceuticals LP | $109.90 | 1 |
| Salix Pharmaceuticals, A Division of Bausch Health US, LLC | $57.65 | 3 |
What the 2025 payments were for
- Travel and Lodging$475.97 · 2 payments
- Food and Beverage$167.55 · 4 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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All 98 anesthesiologists in Modesto · All anesthesiologists in California