Betty Siu, MD
NPI 1073609038ActiveIndividual· Internal Medicine· Waldorf, MD
Internal Medicine (MD) in Waldorf, Maryland, trained at Howard University College of Medicine (class of 2001). Their prescriptions cost Medicare Part D more than their services did: $95,852 for 920 claims, against $30,212 paid for services in 2024.
Overview
| NPI | 1073609038 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | No |
| NPI issued | Oct 5, 2006 |
| Last updated in NPPES | Jul 8, 2007 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine Primary | 207R00000X | D0062287 | 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 - Internal Medicine (DC); Practitioner - Internal Medicine (MD) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 128 |
|---|---|
| Services billed | 449 across 8 procedure codes |
| Paid by Medicare | $30,212 |
Part D prescriptions in 2024
| Prescriptions (claims) | 920 · 2,311 30-day fills |
|---|---|
| Patients | 83 |
| Total drug cost | $95,852 |
| Generic share | 87% of claims |
Education and affiliations
| Medical school | Howard University College of Medicine |
|---|---|
| Graduation year | 2001 |
| Medicare specialty | Internal Medicine |
| Telehealth | Offers telehealth |
Medical group
- Cook and Siu PCWaldorf, MD · 2 clinicians
Industry payments (Open Payments)
None reported for 2025 or 2024.
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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All 51 internal medicine physicians in Waldorf · All internal medicine physicians in Maryland