David Stephen Estock, M.D.
NPI 1275533135ActiveIndividual· Family Medicine· Wilmington, DE
Family Medicine (M.D.) in Wilmington, Delaware, trained at Jefferson Medical College of Thomas Jefferson University (class of 1982). Their prescriptions cost Medicare Part D more than their services did: $733,301 for 6,542 claims, against $171,092 paid for services in 2024. Glaxosmithkline, LLC. reported $17.97 in payments in 2025, mostly food and beverage.
Overview
| NPI | 1275533135 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D. |
| Sole proprietor | Yes |
| NPI issued | Jul 21, 2005 |
| Last updated in NPPES | Mar 28, 2008 |
| Reactivated | Apr 6, 2006 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Family Medicine Primary | 207Q00000X | C1-0003216 | DE |
Exclusion screening
| List | Result | Details |
|---|---|---|
| HHS-OIG LEIE · Oct 9, 2026 | No match | Checked by NPI and by name + state |
| North Carolina Medicaid · Nov 10, 2026 | No match | — |
| New York OMIG · Nov 10, 2026 | No match | — |
| Ohio Medicaid · Nov 10, 2026 | No match | — |
| Pennsylvania Medicheck · Nov 10, 2026 | No match | — |
| Washington HCA · Nov 10, 2026 | No match | — |
Official OIG search · How matching works ·Bulk check a roster
Medicare
| Enrollment (PECOS) | Enrolled Practitioner - Family Practice (DE) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 435 |
|---|---|
| Services billed | 2,656 across 38 procedure codes |
| Paid by Medicare | $171,092 |
Part D prescriptions in 2024
| Prescriptions (claims) | 6,542 · 15,434 30-day fills |
|---|---|
| Patients | 462 |
| Total drug cost | $733,301 |
| Generic share | 87% of claims |
Education and affiliations
| Medical school | Jefferson Medical College of Thomas Jefferson University |
|---|---|
| Graduation year | 1982 |
| Medicare specialty | Family Practice |
| Telehealth | Offers telehealth |
Hospital affiliations
- Beebe Medical CenterLewes, DE
- Christiana HospitalNewark, DE
- Hospital of Univ of PennsylvaniaPhiladelphia, PA
- Riddle Memorial HospitalMedia, PA
- St Francis HospitalWilmington, DE
Other facilities
- Bayada Home Health Care, IncHome health agency · Wilmington, DE
- Bayada Home Health Care, Inc.Home health agency · Newtown Square, PA
- Christianacare HomehealthHome health agency · Wilmington, DE
- StonegatesNursing home · Greenville, DE
Industry payments (Open Payments)
- 2025$17.97 · 1 payment from 1 company
- 2024$14.83 · 1 payment from 1 company
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Glaxosmithkline, LLC. | $17.97 | 1 |
What the 2025 payments were for
- Food and Beverage$17.97 · 1 payment
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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