David Charlis Chen, F-NP
NPI 1285184465ActiveIndividual· Nurse Practitioner, Family· Duarte, CA
Nurse Practitioner, Family (F-NP) in Duarte, California, trained at University of California, Geffen School of Medicine (class of 2016). Their prescriptions cost Medicare Part D more than their services did: $2,689,712 for 1,568 claims, against $21,117 paid for services in 2024. Incyte Corporation was the largest of 5 companies reporting payments in 2025, $761.93 in all, mostly food and beverage.
Overview
| NPI | 1285184465 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | F-NP |
| Sole proprietor | Yes |
| NPI issued | Oct 11, 2016 |
| Last updated in NPPES | Jul 18, 2024 |
| Certified by provider | Jul 12, 2024 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Nurse Practitioner, Family Primary | 363LF0000X | 95005190 | CA |
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 - Nurse Practitioner (CA) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 70 |
|---|---|
| Services billed | 351 across 6 procedure codes |
| Paid by Medicare | $21,117 |
Part D prescriptions in 2024
| Prescriptions (claims) | 1,568 · 2,436 30-day fills |
|---|---|
| Patients | 171 |
| Total drug cost | $2,689,712 |
| Generic share | 73% of claims |
Education and affiliations
| Medical school | University of California, Geffen School of Medicine |
|---|---|
| Graduation year | 2016 |
| Medicare specialty | Nurse Practitioner |
| Telehealth | Offers telehealth |
Medical group
- City of Hope Medical FoundationDuarte, CA · 982 clinicians
Other facilities
- Progress Home Health Care IncHome health agency · Glendale, CA
Industry payments (Open Payments)
- 2025$761.93 · 14 payments from 5 companies
- 2024$558.01 · 17 payments from 13 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Incyte Corporation | $364.95 | 4 |
| Daiichi Sankyo Inc. | $222.13 | 7 |
| Abbvie Inc. | $120.42 | 1 |
| Pfizer Inc. | $38.01 | 1 |
| Azurity Pharmaceuticals, Inc. | $16.42 | 1 |
What the 2025 payments were for
- Food and Beverage$683.94 · 13 payments
- Education$77.99 · 1 payment
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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