Erin Sullivan
NPI 1578991899 · Clinical Social Worker · Hayward, CA
Erin Sullivan is a Clinical Social Worker provider in Hayward, CA (NPI 1578991899).
Provider details
- NPI number
- 1578991899
- Entity type
- Individual
- Primary specialty
- Clinical Social WorkerBehavioral Health & Social Service Providers
- Sex
- Female
- Sole proprietor
- Yes
Specialties & taxonomies
Behavioral Health & Social Service Providers
- Counselor101Y00000X
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
12 yrs in NPPES registry
- Profile completeness38% of score
83% 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)
- 112 Market St2nd FloorLynn, MA 01901-1125Phone: (781) 593-7676
Registry dates
- Enumerated
- 2013-10-23
- Last updated
- 2019-04-15
Frequently asked questions
- What is Erin Sullivan's NPI number?
- Erin Sullivan's National Provider Identifier (NPI) is 1578991899, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Erin Sullivan's specialty?
- Erin Sullivan is listed in the NPPES registry with a primary specialty of Clinical Social Worker (Behavioral Health & Social Service Providers).
- Where is Erin Sullivan located?
- Erin Sullivan's practice location on file with NPPES is 22245 Main St Ste 200, Hayward, CA 94541-4028.
- What is Erin Sullivan's phone number?
- The practice phone number listed in the NPPES registry for Erin Sullivan is (510) 727-9401.
- Is Erin Sullivan's NPI active?
- Yes — Erin Sullivan's NPI (1578991899) is active in the NPPES registry as of the last update on 2019-04-15.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.