Macy Lau, M.D.
NPI 1255622890 · Pediatrics Physician · Antioch, CA
Enrolled with Medicare as Practitioner - Pediatric Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Macy Lau, M.D. is a Pediatrics Physician provider in Antioch, CA (NPI 1255622890).
Provider details
- NPI number
- 1255622890
- Entity type
- Individual
- Primary specialty
- Pediatrics PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Female
- Sole proprietor
- No
- License
- A124766 (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
15 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
- 2011-05-01
- Last updated
- 2014-06-24
Frequently asked questions
- What is Macy Lau's NPI number?
- Macy Lau's National Provider Identifier (NPI) is 1255622890, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Macy Lau's specialty?
- Macy Lau is listed in the NPPES registry with a primary specialty of Pediatrics Physician (Allopathic & Osteopathic Physicians).
- Where is Macy Lau located?
- Macy Lau's practice location on file with NPPES is 4501 Sand Creek Rd, Antioch, CA 94531-8687.
- What is Macy Lau's phone number?
- The practice phone number listed in the NPPES registry for Macy Lau is (925) 813-6500.
- Does Macy Lau accept Medicare?
- Macy Lau is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Macy Lau's NPI active?
- Yes — Macy Lau's NPI (1255622890) is active in the NPPES registry as of the last update on 2014-06-24.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.