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Joan O'Leary, LCSW
NPI 1285858183 · Clinical Social Worker · Millburn, NJ
Joan O'Leary, LCSW is a Clinical Social Worker provider in Millburn, NJ (NPI 1285858183).
Provider details
- NPI number
- 1285858183
- Entity type
- Individual
- Primary specialty
- Clinical Social WorkerBehavioral Health & Social Service Providers
- Credential
- LCSW
- Sex
- Female
- Sole proprietor
- Yes
- License
- 44SC01341300 (NJ)
Specialties & taxonomies
Behavioral Health & Social Service Providers
Profile Score
Detailed profile(89/100 index)
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
407 Essex St
Millburn, NJ 07041-1316
Phone: (973) 376-7515
Fax: (908) 276-1209
Street-level locationGet directions
Mailing address
407 Essex St
Millburn, NJ 07041-1316
Registry dates
- Enumerated
- 2007-04-12
- Last updated
- 2007-07-08
Frequently asked questions
- What is Joan O'Leary's NPI number?
- Joan O'Leary's National Provider Identifier (NPI) is 1285858183, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Joan O'Leary's specialty?
- Joan O'Leary is listed in the NPPES registry with a primary specialty of Clinical Social Worker (Behavioral Health & Social Service Providers).
- Where is Joan O'Leary located?
- Joan O'Leary's practice location on file with NPPES is 407 Essex St, Millburn, NJ 07041-1316.
- What is Joan O'Leary's phone number?
- The practice phone number listed in the NPPES registry for Joan O'Leary is (973) 376-7515.
- Is Joan O'Leary's NPI active?
- Yes — Joan O'Leary's NPI (1285858183) is active in the NPPES registry as of the last update on 2007-07-08.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.