William Luo, MD, MAS
NPI 1699359323 · Surgery Physician · Chapel Hill, NC
Enrolled with Medicare as Order and Referring Only - General Surgery · source: CMS PECOS Public Provider Enrollment (2026.04.01)
William Luo, MD, MAS is a Surgery Physician provider in Chapel Hill, NC (NPI 1699359323).
Provider details
- NPI number
- 1699359323
- Entity type
- Individual
- Primary specialty
- Surgery PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD, MAS
- Sex
- Male
- Sole proprietor
- Yes
- License
- 2024-03233 (NC)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure33% of score
5 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.
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$29 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
- 2021-05-09
- Last updated
- 2024-11-13
- Certified
- 2024-11-13
Frequently asked questions
- What is William Luo's NPI number?
- William Luo's National Provider Identifier (NPI) is 1699359323, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is William Luo's specialty?
- William Luo is listed in the NPPES registry with a primary specialty of Surgery Physician (Allopathic & Osteopathic Physicians).
- Where is William Luo located?
- William Luo's practice location on file with NPPES is 4001 Burnett-Womack Building Cb #7050, Chapel Hill, NC 27599-0001.
- What is William Luo's phone number?
- The practice phone number listed in the NPPES registry for William Luo is (562) 405-7432.
- Does William Luo accept Medicare?
- William Luo is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is William Luo's NPI active?
- Yes — William Luo's NPI (1699359323) is active in the NPPES registry as of the last update on 2024-11-13.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.