Daniel T. Chan, M.D.
NPI 1780880021ActiveIndividual· Family Medicine· Louisa, VA
Family Medicine (M.D.) in Louisa, Virginia, licensed in CA and VA, with an NPI issued in June 2007. 32 Medicare patients in 2024, $2,428 paid; nearly all of their 127 Part D prescriptions were generic (91%). Janssen Biotech, Inc. reported $169.58 in payments in 2025, mostly food and beverage.
Overview
| NPI | 1780880021 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D. |
| Sole proprietor | No |
| NPI issued | Jun 25, 2007 |
| Last updated in NPPES | Jul 27, 2026 |
| Certified by provider | Jul 27, 2026 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Family Medicine Primary | 207Q00000X | C180105 | CA |
| Student in an Organized Health Care Education/Training Program | 390200000X | 0116019780 | VA |
| Family Medicine | 207Q00000X | 0101246825 | VA |
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 - Family Practice (CA); Practitioner - Family Practice (DC); Practitioner - Family Practice (VA); Practitioner - Family Practice (WV) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 32 |
|---|---|
| Services billed | 57 across 13 procedure codes |
| Paid by Medicare | $2,428 |
Part D prescriptions in 2024
| Prescriptions (claims) | 127 · 128 30-day fills |
|---|---|
| Patients | 43 |
| Total drug cost | $2,794 |
| Generic share | 91% of claims |
Industry payments (Open Payments)
- 2025$169.58 · 6 payments from 1 company
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Janssen Biotech, Inc. | $169.58 | 6 |
What the 2025 payments were for
- Food and Beverage$169.58 · 6 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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