Xiantuo Wu, M.D., PH.D.
NPI 1639397631ActiveIndividual· Internal Medicine, Hematology & Oncology· Las Vegas, NV
Internal Medicine, Hematology & Oncology (M.D., PH.D.) with Intermountain Medical Holdings Nevada Inc, practicing in Las Vegas, Nevada. Their prescriptions cost Medicare Part D more than their services did: $7,560,561 for 1,470 claims, against $314,271 paid for services in 2024. Avyxa Pharma, LLC was the largest of 8 companies reporting payments in 2025, $11,692 in all, mostly consulting fees.
Overview
| NPI | 1639397631 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D., PH.D. |
| Sole proprietor | No |
| NPI issued | Apr 23, 2007 |
| Last updated in NPPES | Jun 24, 2026 |
| Certified by provider | Jun 24, 2026 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine, Hematology & Oncology Primary | 207RH0003X | 12246 | NV |
| Specialist | 174400000X | 12246 | NV |
Exclusion screening
| List | Result | Details |
|---|---|---|
| HHS-OIG LEIE · Oct 9, 2026 | No match | Checked by NPI and by name + state |
| North Carolina Medicaid · Nov 10, 2026 | No match | — |
| New York OMIG · Nov 10, 2026 | No match | — |
| Ohio Medicaid · Nov 10, 2026 | No match | — |
| Pennsylvania Medicheck · Nov 10, 2026 | No match | — |
| Washington HCA · Nov 10, 2026 | No match | — |
Official OIG search · How matching works ·Bulk check a roster
Medicare
| Enrollment (PECOS) | Enrolled Practitioner - Hematology/Oncology (NV) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 75 |
|---|---|
| Services billed | 19,092 across 69 procedure codes |
| Paid by Medicare | $314,271 |
Part D prescriptions in 2024
| Prescriptions (claims) | 1,470 · 2,391 30-day fills |
|---|---|
| Patients | 260 |
| Total drug cost | $7,560,561 |
| Generic share | 64% of claims |
Education and affiliations
| Graduation year | 1993 |
|---|---|
| Medicare specialty | Hematology/Oncology |
| Secondary specialties | Hematology |
Medical group
- Intermountain Medical Holdings Nevada IncHenderson, NV · 313 clinicians
Industry payments (Open Payments)
- 2025$11,692 · 22 payments from 8 companies
- 2024$8,499 · 23 payments from 11 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Avyxa Pharma, LLC | $4,205 | 7 |
| Astrazeneca Pharmaceuticals LP | $4,143 | 5 |
| Karyopharm Therapeutics Inc. | $2,589 | 4 |
| Cardinal Health 110 LLC | $275.00 | 1 |
| Seagen Inc. | $199.94 | 2 |
What the 2025 payments were for
- Consulting Fee$4,400 · 4 payments
- Travel and Lodging$4,282 · 5 payments
- Compensation for services other than consulting, including serving as faculty or as a speaker at a venue other than a continuing education program$2,000 · 1 payment
- Food and Beverage$714.65 · 9 payments
- Education$294.94 · 3 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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