Sarah Greif, PHD
NPI 1114879939 · Clinical Neuropsychologist · Santa Monica, CA
Sarah Greif, PHD is a Clinical Neuropsychologist provider in Santa Monica, CA (NPI 1114879939).
Provider details
- NPI number
- 1114879939
- Entity type
- Individual
- Primary specialty
- Clinical NeuropsychologistBehavioral Health & Social Service Providers
- Credential
- PHD
- Sex
- Female
- Sole proprietor
- Yes
- License
- 36583 (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
Under 1 yr in 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
- 2026-02-12
- Last updated
- 2026-02-12
- Certified
- 2026-02-12
Frequently asked questions
- What is Sarah Greif's NPI number?
- Sarah Greif's National Provider Identifier (NPI) is 1114879939, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Sarah Greif's specialty?
- Sarah Greif is listed in the NPPES registry with a primary specialty of Clinical Neuropsychologist (Behavioral Health & Social Service Providers).
- Where is Sarah Greif located?
- Sarah Greif's practice location on file with NPPES is 2811 Wilshire Blvd Ste 680, Santa Monica, CA 90403-4807.
- What is Sarah Greif's phone number?
- The practice phone number listed in the NPPES registry for Sarah Greif is (310) 800-1317.
- Is Sarah Greif's NPI active?
- Yes — Sarah Greif's NPI (1114879939) is active in the NPPES registry as of the last update on 2026-02-12.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.