Alexander Xinlei Wu, MD
NPI 1831584879ActiveIndividual· Internal Medicine· Fulton, MD
Opted out of Medicare from January 2026 to January 2028. Internal Medicine (MD) in Fulton, Maryland, trained at University of Pittsburgh School of Medicine (class of 2015). In 2024 Medicare paid $69,912 for 279 patients, and Part D covered 200 of their prescriptions, 83% of them generic.
Overview
| NPI | 1831584879 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | Yes |
| NPI issued | Apr 6, 2015 |
| Last updated in NPPES | Jan 7, 2026 |
| Certified by provider | Jan 7, 2026 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine Primary | 207R00000X | D0091699 | MD |
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) | Not in the public enrollment file of Oct 1, 2026 |
|---|---|
| Opt-out | Opted out Jan 1, 2026 – Jan 1, 2028 |
| Can order and refer | Yes |
| Accepts assignment | Yes (participating) |
During an opt-out period the provider sees Medicare patients only under private contracts, and Medicare does not pay claims for their services.
Medicare services in 2024
| Medicare patients | 279 |
|---|---|
| Services billed | 728 across 16 procedure codes |
| Paid by Medicare | $69,912 |
Part D prescriptions in 2024
| Prescriptions (claims) | 200 · 218 30-day fills |
|---|---|
| Patients | 64 |
| Total drug cost | $16,181 |
| Generic share | 83% of claims |
Education and affiliations
| Medical school | University of Pittsburgh School of Medicine |
|---|---|
| Graduation year | 2015 |
| Medicare specialty | Hospitalist |
Hospital affiliation
- Johns Hopkins Howard County Medical CenterColumbia, MD
Industry payments (Open Payments)
None reported for 2025 or 2024.
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
Other Internal Medicine providers in Fulton
- 1558245340
- 1861212391
- 1932929478
- 1902748569
- 1184566606
- 1316889835
- 1700021227
- 1477643013
- 1134763261
- 1700826492