William Kwong, DDS
NPI 1780886325 · Prosthodontics · San Francisco, CA
Enrolled with Medicare as Order and Referring Only - Dentist · source: CMS PECOS Public Provider Enrollment (2026.04.01)
William Kwong, DDS is a Prosthodontics provider in San Francisco, CA (NPI 1780886325).
Provider details
- NPI number
- 1780886325
- Entity type
- Individual
- Primary specialty
- ProsthodonticsDental Providers
- Credential
- DDS
- Sex
- Male
- Sole proprietor
- Yes
- License
- 31820 (CA)
Specialties & taxonomies
Dental Providers
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure33% of score
19 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.
$257 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
- 2007-06-05
- Last updated
- 2007-07-08
Frequently asked questions
- What is William Kwong's NPI number?
- William Kwong's National Provider Identifier (NPI) is 1780886325, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is William Kwong's specialty?
- William Kwong is listed in the NPPES registry with a primary specialty of Prosthodontics (Dental Providers).
- Where is William Kwong located?
- William Kwong's practice location on file with NPPES is 1901 Van Ness Ave, San Francisco, CA 94109-3007.
- What is William Kwong's phone number?
- The practice phone number listed in the NPPES registry for William Kwong is (415) 775-2917.
- Does William Kwong accept Medicare?
- William Kwong is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is William Kwong's NPI active?
- Yes — William Kwong's NPI (1780886325) is active in the NPPES registry as of the last update on 2007-07-08.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.