William Tu, M.D.
NPI 1962699421 · Student in an Organized Health Care Education/Training Program · Stanford, CA
Enrolled with Medicare as Practitioner - Urology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
William Tu, M.D. is a Student in an Organized Health Care Education/Training Program provider in Stanford, CA (NPI 1962699421).
Provider details
- NPI number
- 1962699421
- Entity type
- Individual
- Primary specialty
- Student in an Organized Health Care Education/Training ProgramStudent, Health Care
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- No
- License
- A96696 (CA)
Specialties & taxonomies
Student, Health Care
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure33% of score
18 yrs in NPPES registry
- Profile completeness33% of score
100% of core fields populated
- Practice footprint20% of score
1 documented practice location
- Open Payments transparency13% of score
Has Open Payments disclosures (2024)
Signals a provider has no public data for (e.g. Medicare claims) are left out of the score entirely — never counted as zero — so providers without that data are not penalized. See the full formula and weights in our methodology.
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 17 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Tamsulosin Hcl | 598 | 274 |
| Finasteride | 515 | 200 |
| Mirabegronbrand: Myrbetriq | 182 | 66 |
| Tadalafil | 81 | 18 |
| Mirabegronbrand: Mirabegron Er | 76 | 43 |
| Cefadroxil | 61 | 59 |
| Ciprofloxacin Hcl | 54 | 49 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$112 across 1 record (Open Payments 2024)
Open Payments discloses payments and transfers of value (meals, travel, consulting, research, royalties) from drug and device makers to providers. This is a transparency signal, not a verdict — such payments are legal and common, and their presence is neither an endorsement nor a criticism. Source: CMS Open Payments, program year 2024.
Practice location
Mailing address
Registry dates
- Enumerated
- 2007-09-28
- Last updated
- 2021-12-20
Frequently asked questions
- What is William Tu's NPI number?
- William Tu's National Provider Identifier (NPI) is 1962699421, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is William Tu's specialty?
- William Tu is listed in the NPPES registry with a primary specialty of Student in an Organized Health Care Education/Training Program (Student, Health Care).
- Where is William Tu located?
- William Tu's practice location on file with NPPES is 300 Pasteur Dr, Stanford, CA 94305-2200.
- What is William Tu's phone number?
- The practice phone number listed in the NPPES registry for William Tu is (650) 723-6661.
- Does William Tu accept Medicare?
- William Tu is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is William Tu's NPI active?
- Yes — William Tu's NPI (1962699421) is active in the NPPES registry as of the last update on 2021-12-20.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.