Doris Chen
NPI 1013301969ActiveIndividual· Psychiatry & Neurology, Neurology· Sacramento, CA
Psychiatry & Neurology, Neurology in Sacramento, California, trained at University of Nevada School of Medicine (class of 2015). 243 Medicare patients in 2024, $48,735 paid; nearly all of their 665 Part D prescriptions were generic (97%). Eisai Inc. reported $145.64 in payments in 2025, mostly food and beverage.
Overview
| NPI | 1013301969 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Sole proprietor | Yes |
| NPI issued | Mar 27, 2015 |
| Last updated in NPPES | Jun 3, 2019 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Psychiatry & Neurology, Neurology Primary | 2084N0400X | A146027 | CA |
| Student in an Organized Health Care Education/Training Program | 390200000X | — | — |
Exclusion screening
| List | Result | Details |
|---|---|---|
| HHS-OIG LEIE · Oct 9, 2026 | No match | Checked by NPI and by name + state |
| North Carolina Medicaid · Nov 4, 2026 | No match | — |
| New York OMIG · Nov 4, 2026 | No match | — |
| Ohio Medicaid · Nov 4, 2026 | No match | — |
| Pennsylvania Medicheck · Nov 4, 2026 | No match | — |
| Washington HCA · Nov 4, 2026 | No match | — |
Official OIG search · How matching works ·Bulk check a roster
Medicare
| Enrollment (PECOS) | Enrolled Practitioner - Neurology (CA) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 243 |
|---|---|
| Services billed | 536 across 23 procedure codes |
| Paid by Medicare | $48,735 |
Part D prescriptions in 2024
| Prescriptions (claims) | 665 · 1,290 30-day fills |
|---|---|
| Patients | 172 |
| Total drug cost | $60,185 |
| Generic share | 97% of claims |
Education and affiliations
| Medical school | University of Nevada School of Medicine |
|---|---|
| Graduation year | 2015 |
| Medicare specialty | Neurology |
| Telehealth | Offers telehealth |
Medical groups
- Regents of the Univ of CaSacramento, CA · 1,584 clinicians
- Regents of the University of CaliforniaSacramento, CA · 567 clinicians
Hospital affiliations
- John Muir Medical Center - Walnut Creek CampusWalnut Creek, CA
- University of California Davis Medical CenterSacramento, CA
Industry payments (Open Payments)
- 2025$145.64 · 2 payments from 1 company
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Eisai Inc. | $145.64 | 2 |
What the 2025 payments were for
- Food and Beverage$145.64 · 2 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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