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William Lau, PA-C
NPI 1972844314 · Physician Assistant · Tucson, AZ
William Lau, PA-C is a Physician Assistant provider in Tucson, AZ (NPI 1972844314).
Provider details
- NPI number
- 1972844314
- Entity type
- Individual
- Primary specialty
- Physician AssistantPhysician Assistants & Advanced Practice Nursing Providers
- Credential
- PA-C
- Sex
- Male
- Sole proprietor
- No
- License
- 5374 (AZ)
Specialties & taxonomies
Physician Assistants & Advanced Practice Nursing Providers
Profile Score
Detailed profile(78/100 index)
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
13 yrs in NPPES registry
- Profile completeness38% of score
100% of core fields populated
- Practice footprint23% of score
1 documented practice location
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.
Practice location
Southern Arizona Va Health Care System
3601 S. 6th Ave., 7-11a
Tucson, AZ 85723-0001
Phone: (520) 629-1814
Fax: (520) 629-1779
Approximate (ZIP-level) locationGet directions
Mailing address
Southern Arizona Va Health Care System
Tucson, AZ 85723-0001
Registry dates
- Enumerated
- 2013-03-11
- Last updated
- 2013-03-11
Frequently asked questions
- What is William Lau's NPI number?
- William Lau's National Provider Identifier (NPI) is 1972844314, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is William Lau's specialty?
- William Lau is listed in the NPPES registry with a primary specialty of Physician Assistant (Physician Assistants & Advanced Practice Nursing Providers).
- Where is William Lau located?
- William Lau's practice location on file with NPPES is Southern Arizona Va Health Care System, Tucson, AZ 85723-0001.
- What is William Lau's phone number?
- The practice phone number listed in the NPPES registry for William Lau is (520) 629-1814.
- Is William Lau's NPI active?
- Yes — William Lau's NPI (1972844314) is active in the NPPES registry as of the last update on 2013-03-11.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.