Lisa Grajewski, PSY.D.
NPI 1669789343 · Psychologist · Irvine, CA
Lisa Grajewski, PSY.D. is a Psychologist provider in Irvine, CA (NPI 1669789343).
Provider details
- NPI number
- 1669789343
- Entity type
- Individual
- Primary specialty
- PsychologistBehavioral Health & Social Service Providers
- Credential
- PSY.D.
- Sex
- Female
- Sole proprietor
- Yes
- License
- PSY27053 (CA)
Specialties & taxonomies
Behavioral Health & Social Service Providers
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
15 yrs in NPPES registry
- Profile completeness38% of score
100% of core fields populated
- Practice footprint23% of score
2 documented practice locations
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
Additional practice locations (1)
- 19772 Macarthur Blvd Ste 260Irvine, CA 92612-2412Phone: (949) 633-5456
Registry dates
- Enumerated
- 2010-09-02
- Last updated
- 2022-07-21
Frequently asked questions
- What is Lisa Grajewski's NPI number?
- Lisa Grajewski's National Provider Identifier (NPI) is 1669789343, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Lisa Grajewski's specialty?
- Lisa Grajewski is listed in the NPPES registry with a primary specialty of Psychologist (Behavioral Health & Social Service Providers).
- Where is Lisa Grajewski located?
- Lisa Grajewski's practice location on file with NPPES is 19800 Macarthur Blvd Ste 300, Irvine, CA 92612-2479.
- What is Lisa Grajewski's phone number?
- The practice phone number listed in the NPPES registry for Lisa Grajewski is (949) 633-5456.
- Is Lisa Grajewski's NPI active?
- Yes — Lisa Grajewski's NPI (1669789343) is active in the NPPES registry as of the last update on 2022-07-21.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.