Sarah Giannini, MSW
NPI 1447388459 · Clinical Social Worker · Los Angeles, CA
Sarah Giannini, MSW is a Clinical Social Worker provider in Los Angeles, CA (NPI 1447388459).
Provider details
- NPI number
- 1447388459
- Entity type
- Individual
- Primary specialty
- Clinical Social WorkerBehavioral Health & Social Service Providers
- Credential
- MSW
- Sex
- Female
- Sole proprietor
- No
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
83% 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
- 2007-03-01
- Last updated
- 2009-06-23
Frequently asked questions
- What is Sarah Giannini's NPI number?
- Sarah Giannini's National Provider Identifier (NPI) is 1447388459, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Sarah Giannini's specialty?
- Sarah Giannini is listed in the NPPES registry with a primary specialty of Clinical Social Worker (Behavioral Health & Social Service Providers).
- Where is Sarah Giannini located?
- Sarah Giannini's practice location on file with NPPES is 8939 S Sepulveda Blvd, Los Angeles, CA 90045-3631.
- What is Sarah Giannini's phone number?
- The practice phone number listed in the NPPES registry for Sarah Giannini is (626) 524-9798.
- Is Sarah Giannini's NPI active?
- Yes — Sarah Giannini's NPI (1447388459) is active in the NPPES registry as of the last update on 2009-06-23.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.