Xiaowen Wang, MD
NPI 1548371180ActiveIndividual· Internal Medicine, Hematology & Oncology· Everett, WA
Internal Medicine, Hematology & Oncology (MD) with Optum Care Washington PLLC, practicing in Everett, Washington. Their prescriptions cost Medicare Part D more than their services did: $4,699,072 for 1,457 claims, against $1,538,975 paid for services in 2024. Stemline Therapeutics Inc. was the largest of 8 companies reporting payments in 2025, $7,510 in all, mostly consulting fees. Lists Providence Regional Medical Center Everett and 1 other hospital as hospital affiliations.
Overview
| NPI | 1548371180 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | No |
| NPI issued | Aug 31, 2006 |
| Last updated in NPPES | Sep 1, 2026 |
| Certified by provider | Sep 1, 2026 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine, Hematology & Oncology Primary | 207RH0003X | MD00044828 | 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 - Medical Oncology (WA) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 498 |
|---|---|
| Services billed | 75,040 across 142 procedure codes |
| Paid by Medicare | $1,538,975 |
Part D prescriptions in 2024
| Prescriptions (claims) | 1,457 · 2,761 30-day fills |
|---|---|
| Patients | 363 |
| Total drug cost | $4,699,072 |
| Generic share | 81% of claims |
Education and affiliations
| Graduation year | 2002 |
|---|---|
| Medicare specialty | Medical Oncology |
| Telehealth | Offers telehealth |
Medical group
- Optum Care Washington PLLCEverett, WA · 683 clinicians
Hospital affiliations
- Providence Regional Medical Center EverettEverett, WA
- Whidbeyhealth Medical CenterCoupeville, WA
Industry payments (Open Payments)
- 2025$7,510 · 14 payments from 8 companies
- 2024$5,524 · 14 payments from 5 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Stemline Therapeutics Inc. | $6,874 | 6 |
| Astrazeneca Pharmaceuticals LP | $204.66 | 2 |
| Genentech, Inc. | $132.13 | 1 |
| Eisai Inc. | $118.15 | 1 |
| Lilly USA, LLC | $107.42 | 1 |
What the 2025 payments were for
- Consulting Fee$5,735 · 1 payment
- Travel and Lodging$900.57 · 2 payments
- Food and Beverage$849.05 · 10 payments
- Education$25.70 · 1 payment
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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