Martin F. Lansang, M.D.
NPI 1407801269ActiveIndividual· Internal Medicine, Critical Care Medicine· Flemington, NJ
Internal Medicine, Critical Care Medicine (M.D.) with Hunterdon Specialty Care PC, practicing in Flemington, New Jersey. Their prescriptions cost Medicare Part D more than their services did: $1,456,519 for 2,060 claims, against $84,525 paid for services in 2024. Astrazeneca Pharmaceuticals LP was the largest of 27 companies reporting payments in 2025, $2,904 in all, mostly food and beverage. Lists Hunterdon Medical Center as a hospital affiliation.
Overview
| NPI | 1407801269 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D. |
| Sole proprietor | No |
| NPI issued | May 23, 2006 |
| Last updated in NPPES | May 23, 2012 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine, Critical Care Medicine Primary | 207RC0200X | 25MA08042700 | NJ |
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 - Pulmonary Disease (NJ) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 549 |
|---|---|
| Services billed | 1,390 across 12 procedure codes |
| Paid by Medicare | $84,525 |
Part D prescriptions in 2024
| Prescriptions (claims) | 2,060 · 3,090 30-day fills |
|---|---|
| Patients | 416 |
| Total drug cost | $1,456,519 |
| Generic share | 41% of claims |
Education and affiliations
| Graduation year | 1992 |
|---|---|
| Medicare specialty | Pulmonary Disease |
| Secondary specialties | Critical Care (Intensivists), Internal Medicine |
Medical group
- Hunterdon Specialty Care PCBridgewater, NJ · 93 clinicians
Hospital affiliation
- Hunterdon Medical CenterFlemington, NJ
Industry payments (Open Payments)
- 2025$2,904 · 164 payments from 27 companies
- 2024$2,577 · 186 payments from 24 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Astrazeneca Pharmaceuticals LP | $880.60 | 64 |
| Glaxosmithkline, LLC. | $474.92 | 27 |
| United Therapeutics Corporation | $276.39 | 5 |
| Pulmonx Corporation | $135.57 | 2 |
| Viatris Specialty LLC | $123.67 | 7 |
What the 2025 payments were for
- Food and Beverage$2,904 · 164 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records