Aileen Xinqian Wang, MD
NPI 1356755532ActiveIndividual· Internal Medicine, Nephrology· Stanford, CA
Internal Medicine, Nephrology (MD) in Stanford, California, trained at Eastern Virginia Medical School (class of 2014). Their prescriptions cost Medicare Part D more than their services did: $227,734 for 865 claims, against $29,301 paid for services in 2024. Apellis Pharmaceuticals, Inc. was the largest of 2 companies reporting payments in 2025, $580.58 in all, mostly food and beverage.
Overview
| NPI | 1356755532 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | No |
| NPI issued | Jun 16, 2014 |
| Last updated in NPPES | Nov 4, 2024 |
| Certified by provider | Oct 29, 2024 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine, Nephrology Primary | 207RN0300X | A161369 | CA |
| Internal Medicine | 207R00000X | A161369 | CA |
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 - Nephrology (CA) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 151 |
|---|---|
| Services billed | 360 across 15 procedure codes |
| Paid by Medicare | $29,301 |
Part D prescriptions in 2024
| Prescriptions (claims) | 865 · 1,215 30-day fills |
|---|---|
| Patients | 120 |
| Total drug cost | $227,734 |
| Generic share | 86% of claims |
Education and affiliations
| Medical school | Eastern Virginia Medical School |
|---|---|
| Graduation year | 2014 |
| Medicare specialty | Nephrology |
| Secondary specialties | Internal Medicine |
| Telehealth | Offers telehealth |
Medical group
- Stanford Health CareStanford, CA · 3,122 clinicians
Hospital affiliations
- Santa Clara Valley Medical CenterSan Jose, CA
- Stanford Health CareStanford, CA
- Stanford Health Care Tri-ValleyPleasanton, CA
Industry payments (Open Payments)
- 2025$580.58 · 7 payments from 2 companies
- 2024$132.78 · 2 payments from 2 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Apellis Pharmaceuticals, Inc. | $551.32 | 6 |
| Ardelyx, Inc. | $29.26 | 1 |
What the 2025 payments were for
- Food and Beverage$580.58 · 7 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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All 41 nephrologists in Stanford · All nephrologists in California