David S. Haacker, MD
NPI 1902879000ActiveIndividual· Internal Medicine· West Orange, NJ
Internal Medicine (MD) in West Orange, New Jersey, trained at Rutgers New Jersey Medical School (class of 1985). Their prescriptions cost Medicare Part D more than their services did: $994,916 for 9,671 claims, against $72,402 paid for services in 2024. Zoll Services LLC (A/K/A Zoll Lifecor Corp) was the largest of 14 companies reporting payments in 2025, $807.58 in all, mostly food and beverage.
Overview
| NPI | 1902879000 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | Yes |
| NPI issued | Feb 9, 2006 |
| Last updated in NPPES | Oct 2, 2012 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine Primary | 207R00000X | 25MA04966800 | NJ |
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 - Internal Medicine (NJ) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 173 |
|---|---|
| Services billed | 802 across 21 procedure codes |
| Paid by Medicare | $72,402 |
Part D prescriptions in 2024
| Prescriptions (claims) | 9,671 · 13,987 30-day fills |
|---|---|
| Patients | 364 |
| Total drug cost | $994,916 |
| Generic share | 87% of claims |
Education and affiliations
| Medical school | Rutgers New Jersey Medical School |
|---|---|
| Graduation year | 1985 |
| Medicare specialty | Internal Medicine |
Medical group
- Hudson MD GroupFort Lee, NJ · 112 clinicians
Other facilities
- Barnabas Health Home Care and HospiceHome health agency · West Orange, NJ
- Patient CareHome health agency · West Orange, NJ
- Ennoble CareHospice · Hackettstown, NJ
- Canterbury at Cedar GroveNursing home · Cedar Grove, NJ
- Job Haines Home for Aged PeopleNursing home · Bloomfield, NJ
Industry payments (Open Payments)
- 2025$807.58 · 36 payments from 14 companies
- 2024$862.16 · 45 payments from 17 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Zoll Services LLC (A/K/A Zoll Lifecor Corp) | $210.21 | 5 |
| Exact Sciences Corporation | $123.17 | 5 |
| Bayer Healthcare Pharmaceuticals Inc. | $102.48 | 5 |
| Merck Sharp & Dohme LLC | $96.30 | 6 |
| Boston Scientific Corporation | $58.44 | 3 |
What the 2025 payments were for
- Food and Beverage$807.58 · 36 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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