Alan Hsu
NPI 1588081509ActiveIndividual· Emergency Medicine· Rockville, MD
Emergency Medicine in Rockville, Maryland, licensed in MD, with an NPI issued in March 2014. 532 Medicare patients in 2024, $84,814 paid; nearly all of their 139 Part D prescriptions were generic (91%). Abbott Laboratories reported $82.23 in payments in 2025, mostly travel and lodging.
Overview
| NPI | 1588081509 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Sole proprietor | No |
| NPI issued | Mar 27, 2014 |
| Last updated in NPPES | Sep 21, 2021 |
| Certified by provider | Sep 21, 2021 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Emergency Medicine Primary | 207P00000X | 1315 | 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) | Enrolled Practitioner - Emergency Medicine (DC); Practitioner - Emergency Medicine (MD) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 532 |
|---|---|
| Services billed | 739 across 28 procedure codes |
| Paid by Medicare | $84,814 |
Part D prescriptions in 2024
| Prescriptions (claims) | 139 · 140 30-day fills |
|---|---|
| Patients | 101 |
| Total drug cost | $2,436 |
| Generic share | 91% of claims |
Industry payments (Open Payments)
- 2025$82.23 · 1 payment from 1 company
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Abbott Laboratories | $82.23 | 1 |
What the 2025 payments were for
- Travel and Lodging$82.23 · 1 payment
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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All 36 emergency medicine physicians in Rockville · All emergency medicine physicians in Maryland