William Kuo, MD
NPI 1023128428 · Vascular & Interventional Radiology Physician · Stanford, CA
Enrolled with Medicare as Practitioner - Interventional Radiology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
William Kuo, MD is a Vascular & Interventional Radiology Physician provider in Stanford, CA (NPI 1023128428).
Provider details
- NPI number
- 1023128428
- Entity type
- Individual
- Primary specialty
- Vascular & Interventional Radiology PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- Yes
- License
- A91133 (CA)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure25% of score
19 yrs in NPPES registry
- Profile completeness25% of score
100% of core fields populated
- Practice footprint15% of score
1 documented practice location
- Medicare service volume (vs. specialty peers)25% of score
178 Medicare services, 2024 (ranked within specialty)
- Open Payments transparency10% of score
Has Open Payments disclosures (2024)
Medicare volume is ranked against active providers in the same specialty. 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 .
What this provider does (Medicare)
Based on Medicare fee-for-service claims, 2024; not all care is captured.
| Service (HCPCS) | Medicare services | Typical Medicare-allowed (2024) |
|---|---|---|
| Use of a Drug to Induce Depression of Consciousness By Physician Performing a Procedure (5 Years Or Older), Initial 15 Minutes99152 | 87 | $13 |
| Review By Radiologist of Ct Guidance for Needle Placement77012 | 24 | $75 |
| Ultrasonic Guidance for Needle Placement76942 | 22 | $33 |
| Needle Biopsy of Liver Through Skin47000 | 19 | $95 |
| Core Needle Biopsy of Lung Or Center Cavity of Chest (mediastinum), Accessed Through Skin32408 | 15 | $158 |
| Removal of Vena Cava Filter With Review By Radiologist37193 | 11 | $381 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$545 across 8 records (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
- 2006-08-30
- Last updated
- 2024-04-08
- Certified
- 2024-04-08
Frequently asked questions
- What is William Kuo's NPI number?
- William Kuo's National Provider Identifier (NPI) is 1023128428, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is William Kuo's specialty?
- William Kuo is listed in the NPPES registry with a primary specialty of Vascular & Interventional Radiology Physician (Allopathic & Osteopathic Physicians).
- Where is William Kuo located?
- William Kuo's practice location on file with NPPES is 300 Pasteur Dr, Stanford, CA 94305-2200.
- What is William Kuo's phone number?
- The practice phone number listed in the NPPES registry for William Kuo is (650) 723-4000.
- Does William Kuo accept Medicare?
- William Kuo is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is William Kuo's NPI active?
- Yes — William Kuo's NPI (1023128428) is active in the NPPES registry as of the last update on 2024-04-08.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.