Vivian Oconnor, LCSW
NPI 1265449938 · Clinical Social Worker · Massapequa, NY
Vivian Oconnor, LCSW is a Clinical Social Worker provider in Massapequa, NY (NPI 1265449938).
Provider details
- NPI number
- 1265449938
- Entity type
- Individual
- Primary specialty
- Clinical Social WorkerBehavioral Health & Social Service Providers
- Credential
- LCSW
- Sex
- Female
- Sole proprietor
- No
- License
- R0304311 (NY)
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
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
- 2006-08-02
- Last updated
- 2008-09-30
Frequently asked questions
- What is Vivian Oconnor's NPI number?
- Vivian Oconnor's National Provider Identifier (NPI) is 1265449938, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Vivian Oconnor's specialty?
- Vivian Oconnor is listed in the NPPES registry with a primary specialty of Clinical Social Worker (Behavioral Health & Social Service Providers).
- Where is Vivian Oconnor located?
- Vivian Oconnor's practice location on file with NPPES is 19 Riverside Ave, Massapequa, NY 11758-5728.
- What is Vivian Oconnor's phone number?
- The practice phone number listed in the NPPES registry for Vivian Oconnor is (516) 798-5365.
- Is Vivian Oconnor's NPI active?
- Yes — Vivian Oconnor's NPI (1265449938) is active in the NPPES registry as of the last update on 2008-09-30.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.