Dang H. Do, MD
NPI 1891953766ActiveIndividual· Family Medicine· Covington, WA
Family Medicine (MD) with Hillman City Medical PLLC, practicing in Covington, Washington. Their prescriptions cost Medicare Part D more than their services did: $660,382 for 3,420 claims, against $2,453 paid for services in 2024. Astrazeneca Pharmaceuticals LP was the largest of 14 companies reporting payments in 2025, $846.92 in all, mostly food and beverage.
Overview
| NPI | 1891953766 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | No |
| NPI issued | May 28, 2008 |
| Last updated in NPPES | Mar 23, 2011 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Family Medicine Primary | 207Q00000X | MD60091337 | WA |
| Family Medicine, Adolescent Medicine | 207QA0000X | MD60091337 | WA |
| General Practice | 208D00000X | MD60091337 | WA |
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 - Family Practice (WA) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 18 |
|---|---|
| Services billed | 37 across 8 procedure codes |
| Paid by Medicare | $2,453 |
Part D prescriptions in 2024
| Prescriptions (claims) | 3,420 · 7,577 30-day fills |
|---|---|
| Patients | 316 |
| Total drug cost | $660,382 |
| Generic share | 85% of claims |
Education and affiliations
| Graduation year | 2006 |
|---|---|
| Medicare specialty | Family Practice |
Medical group
- Hillman City Medical PLLCSeattle, WA · 3 clinicians
Industry payments (Open Payments)
- 2025$846.92 · 35 payments from 14 companies
- 2024$316.29 · 14 payments from 8 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Astrazeneca Pharmaceuticals LP | $263.40 | 11 |
| Sanofi-Aventis U.S. LLC | $81.98 | 3 |
| Exact Sciences Corporation | $80.30 | 3 |
| Kowa Pharmaceuticals America, Inc. | $79.48 | 4 |
| Novo Nordisk Inc | $52.38 | 2 |
What the 2025 payments were for
- Food and Beverage$846.92 · 35 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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All 26 family medicine physicians in Covington · All family medicine physicians in Washington