Oral Alpan, MD
NPI 1881788610ActiveIndividual· Allergy & Immunology· Springfield, VA
Allergy & Immunology (MD) in Springfield, Virginia, licensed in VA, with an NPI issued in October 2006. Their prescriptions cost Medicare Part D more than their services did: $1,098,273 for 717 claims, against $394,837 paid for services in 2024. Genzyme Corporation was the largest of 17 companies reporting payments in 2025, $3,173 in all, mostly food and beverage. Lists Reston Hospital Center as a hospital affiliation.
Overview
| NPI | 1881788610 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | No |
| NPI issued | Oct 3, 2006 |
| Last updated in NPPES | Oct 25, 2010 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Allergy & Immunology Primary | 207K00000X | 0101238213 | VA |
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 (DC) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 209 |
|---|---|
| Services billed | 16,069 across 17 procedure codes |
| Paid by Medicare | $394,837 |
Part D prescriptions in 2024
| Prescriptions (claims) | 717 · 833 30-day fills |
|---|---|
| Patients | 79 |
| Total drug cost | $1,098,273 |
| Generic share | 54% of claims |
Education and affiliations
| Graduation year | 1990 |
|---|---|
| Medicare specialty | Allergy/Immunology |
| Telehealth | Offers telehealth |
Hospital affiliation
- Reston Hospital CenterReston, VA
Industry payments (Open Payments)
- 2025$3,173 · 104 payments from 17 companies
- 2024$16,789 · 90 payments from 14 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Genzyme Corporation | $459.10 | 16 |
| Takeda Pharmaceuticals U.S.A., Inc. | $328.57 | 10 |
| Astrazeneca Pharmaceuticals LP | $325.75 | 8 |
| Pharming Healthcare, Inc. | $301.09 | 13 |
| Genentech USA, Inc. | $236.54 | 4 |
What the 2025 payments were for
- Food and Beverage$2,977 · 96 payments
- Consulting Fee$153.98 · 6 payments
- Education$42.25 · 2 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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