IndividualActive
Olivia Sessanna
NPI 1558007732 · Social Worker · Hayward, CA
Olivia Sessanna is a Social Worker provider in Hayward, CA (NPI 1558007732).
Provider details
- NPI number
- 1558007732
- Entity type
- Individual
- Primary specialty
- Social WorkerBehavioral Health & Social Service Providers
- Sex
- Female
- Sole proprietor
- Yes
- License
- 120671 (CA)
Specialties & taxonomies
Behavioral Health & Social Service Providers
Profile Score
Established profile(60/100 index)
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
4 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
409 Jackson St
Hayward, CA 94544-1530
Phone: (510) 891-5600
Street-level locationGet directions
Mailing address
1606 Rancho View Rd
Lafayette, CA 94549-2234
Registry dates
- Enumerated
- 2022-05-10
- Last updated
- 2024-01-31
- Certified
- 2024-01-31
Frequently asked questions
- What is Olivia Sessanna's NPI number?
- Olivia Sessanna's National Provider Identifier (NPI) is 1558007732, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Olivia Sessanna's specialty?
- Olivia Sessanna is listed in the NPPES registry with a primary specialty of Social Worker (Behavioral Health & Social Service Providers).
- Where is Olivia Sessanna located?
- Olivia Sessanna's practice location on file with NPPES is 409 Jackson St, Hayward, CA 94544-1530.
- What is Olivia Sessanna's phone number?
- The practice phone number listed in the NPPES registry for Olivia Sessanna is (510) 891-5600.
- Is Olivia Sessanna's NPI active?
- Yes — Olivia Sessanna's NPI (1558007732) is active in the NPPES registry as of the last update on 2024-01-31.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.