Mary Lee-Lau, PSY.D.
NPI 1982744801 · Clinical Psychologist · Walnut Creek, CA
Mary Lee-Lau, PSY.D. is a Clinical Psychologist provider in Walnut Creek, CA (NPI 1982744801).
Provider details
- NPI number
- 1982744801
- Entity type
- Individual
- Primary specialty
- Clinical PsychologistBehavioral Health & Social Service Providers
- Credential
- PSY.D.
- Sex
- Female
- Sole proprietor
- Yes
- License
- PSY19657 (CA)
Specialties & taxonomies
Behavioral Health & Social Service Providers
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
- 2007-02-08
- Last updated
- 2007-07-08
Frequently asked questions
- What is Mary Lee-Lau's NPI number?
- Mary Lee-Lau's National Provider Identifier (NPI) is 1982744801, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Mary Lee-Lau's specialty?
- Mary Lee-Lau is listed in the NPPES registry with a primary specialty of Clinical Psychologist (Behavioral Health & Social Service Providers).
- Where is Mary Lee-Lau located?
- Mary Lee-Lau's practice location on file with NPPES is 1200 Mt Diablo Blvd, Walnut Creek, CA 94596-4852.
- What is Mary Lee-Lau's phone number?
- The practice phone number listed in the NPPES registry for Mary Lee-Lau is (925) 262-4136.
- Is Mary Lee-Lau's NPI active?
- Yes — Mary Lee-Lau's NPI (1982744801) 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.