Jack Z. Nussbaum, MD
NPI 1346242690ActiveIndividual· Family Medicine· Lake Ronkonkoma, NY
Family Medicine (MD) in Lake Ronkonkoma, New York, trained at Icahn School of Medicine at Mount Sinai (class of 1984). Their prescriptions cost Medicare Part D more than their services did: $755,852 for 5,716 claims, against $143,593 paid for services in 2024. Astrazeneca Pharmaceuticals LP was the largest of 17 companies reporting payments in 2025, $1,197 in all, mostly food and beverage.
Overview
| NPI | 1346242690 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | No |
| NPI issued | Jun 1, 2005 |
| Last updated in NPPES | Jul 13, 2026 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Family Medicine Primary | 207Q00000X | 165161 | NY |
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 (NY) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 292 |
|---|---|
| Services billed | 4,464 across 47 procedure codes |
| Paid by Medicare | $143,593 |
Part D prescriptions in 2024
| Prescriptions (claims) | 5,716 · 14,031 30-day fills |
|---|---|
| Patients | 442 |
| Total drug cost | $755,852 |
| Generic share | 88% of claims |
Education and affiliations
| Medical school | Icahn School of Medicine at Mount Sinai |
|---|---|
| Graduation year | 1984 |
| Medicare specialty | Family Practice |
| Telehealth | Offers telehealth |
Medical group
- Theodore Fried Burford Welch and David Hauer MD, PCLake Ronkonkoma, NY · 2 clinicians
Hospital affiliation
- St Catherine of Siena HospitalSmithtown, NY
Other facilities
- Catholic Home CareHome health agency · Farmingdale, NY
- Centerwell Home HealthHome health agency · Hauppauge, NY
- St Catherine of Siena Nursing and Rehabilitation CNursing home · Smithtown, NY
Industry payments (Open Payments)
- 2025$1,197 · 64 payments from 17 companies
- 2024$1,429 · 74 payments from 18 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Astrazeneca Pharmaceuticals LP | $275.41 | 20 |
| Novo Nordisk Inc | $214.80 | 11 |
| Boehringer Ingelheim Pharmaceuticals, Inc. | $127.63 | 5 |
| Lilly USA, LLC | $102.19 | 5 |
| Exact Sciences Corporation | $83.93 | 4 |
What the 2025 payments were for
- Food and Beverage$1,197 · 64 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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