Ma. Lourdes De Asis, M.D.
NPI 1013912989ActiveIndividual· Allergy & Immunology· Valhalla, NY
Allergy & Immunology (M.D.) with Westchester Medical Center Advanced Physician Services PC, practicing in Valhalla, New York. In 2024 Medicare paid $491,001 for 123 patients, and Part D covered 446 of their prescriptions, 82% of them generic. Astrazeneca Pharmaceuticals LP was the largest of 8 companies reporting payments in 2025, $474.81 in all, mostly food and beverage. Lists Nyack Hospital and 1 other hospital as hospital affiliations.
Overview
| NPI | 1013912989 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D. |
| Sole proprietor | No |
| NPI issued | Jun 16, 2005 |
| Last updated in NPPES | Apr 16, 2025 |
| Certified by provider | Apr 16, 2025 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Allergy & Immunology Primary | 207K00000X | 203287 | 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 - Allergy/Immunology (NJ); Practitioner - Allergy/Immunology (NY) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 123 |
|---|---|
| Services billed | 14,531 across 38 procedure codes |
| Paid by Medicare | $491,001 |
Part D prescriptions in 2024
| Prescriptions (claims) | 446 · 750 30-day fills |
|---|---|
| Patients | 104 |
| Total drug cost | $111,644 |
| Generic share | 82% of claims |
Education and affiliations
| Graduation year | 1989 |
|---|---|
| Medicare specialty | Allergy/Immunology |
| Secondary specialties | Internal Medicine |
Medical group
- Westchester Medical Center Advanced Physician Services PCValhalla, NY · 897 clinicians
Hospital affiliations
- Nyack HospitalNyack, NY
- Westchester Medical CenterValhalla, NY
Industry payments (Open Payments)
- 2025$474.81 · 16 payments from 8 companies
- 2024$5,750 · 70 payments from 15 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Astrazeneca Pharmaceuticals LP | $112.36 | 4 |
| Glaxosmithkline, LLC. | $82.15 | 4 |
| Takeda Pharmaceuticals U.S.A., Inc. | $73.19 | 2 |
| Sanofi-Aventis U.S. LLC | $65.99 | 1 |
| Genzyme Corporation | $54.25 | 2 |
What the 2025 payments were for
- Food and Beverage$408.82 · 15 payments
- Education$65.99 · 1 payment
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records