David D. Chen, MD, MPH
NPI 1316239551ActiveIndividual· Internal Medicine· Newark, DE
Internal Medicine (MD, MPH) with Christiana Care Health Services Inc, practicing in Newark, Delaware. Mostly services rather than prescriptions: Medicare paid $29,648 for 152 patients in 2024, with only 28 Part D claims. Lists Christiana Hospital as a hospital affiliation.
Overview
| NPI | 1316239551 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD, MPH |
| Sole proprietor | No |
| NPI issued | May 5, 2011 |
| Last updated in NPPES | May 29, 2015 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine Primary | 207R00000X | C1-0011313 | DE |
| Pediatrics | 208000000X | C1-0011313 | DE |
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 - Internal Medicine (DE) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 152 |
|---|---|
| Services billed | 414 across 11 procedure codes |
| Paid by Medicare | $29,648 |
Part D prescriptions in 2024
| Prescriptions (claims) | 28 · 29 30-day fills |
|---|---|
| Patients | 17 |
| Total drug cost | $1,536 |
| Generic share | 79% of claims |
Education and affiliations
| Graduation year | 2011 |
|---|---|
| Medicare specialty | Internal Medicine |
| Secondary specialties | Pediatric Medicine |
Medical group
- Christiana Care Health Services IncNewark, DE · 1,483 clinicians
Hospital affiliation
- Christiana HospitalNewark, DE
Industry payments (Open Payments)
None reported for 2025 or 2024.
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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All 267 internal medicine physicians in Newark · All internal medicine physicians in Delaware