Siew Yean Lau, MD
NPI 1245366632 · Anesthesiology Physician · Mountain View, CA
Enrolled with Medicare as Practitioner - Anesthesiology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Siew Yean Lau, MD is a Anesthesiology Physician provider in Mountain View, CA (NPI 1245366632).
Provider details
- NPI number
- 1245366632
- Entity type
- Individual
- Primary specialty
- Anesthesiology PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Female
- Sole proprietor
- No
- License
- A103037 (CA)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
19 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
Mailing address
Registry dates
- Enumerated
- 2007-02-27
- Last updated
- 2021-12-15
Frequently asked questions
- What is Siew Yean Lau's NPI number?
- Siew Yean Lau's National Provider Identifier (NPI) is 1245366632, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Siew Yean Lau's specialty?
- Siew Yean Lau is listed in the NPPES registry with a primary specialty of Anesthesiology Physician (Allopathic & Osteopathic Physicians).
- Where is Siew Yean Lau located?
- Siew Yean Lau's practice location on file with NPPES is 2135 Landings Dr, Mountain View, CA 94043-0837.
- What is Siew Yean Lau's phone number?
- The practice phone number listed in the NPPES registry for Siew Yean Lau is (650) 903-9500.
- Does Siew Yean Lau accept Medicare?
- Siew Yean Lau is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Siew Yean Lau's NPI active?
- Yes — Siew Yean Lau's NPI (1245366632) is active in the NPPES registry as of the last update on 2021-12-15.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.