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Juliann O'Leary, LMHC
NPI 1164857215 · Mental Health Counselor · Commack, NY
Juliann O'Leary, LMHC is a Mental Health Counselor provider in Commack, NY (NPI 1164857215).
Provider details
- NPI number
- 1164857215
- Entity type
- Individual
- Primary specialty
- Mental Health CounselorBehavioral Health & Social Service Providers
- Credential
- LMHC
- Sex
- Female
- Sole proprietor
- No
- License
- 005527-1 (NY)
Specialties & taxonomies
Behavioral Health & Social Service Providers
Profile Score
Detailed profile(77/100 index)
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
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
358 Veterans Memorial Hwy Ste 9
Commack, NY 11725-4326
Phone: (631) 888-5917
Approximate (ZIP-level) locationGet directions
Mailing address
358 Veterans Memorial Hwy Ste 9
Commack, NY 11725-4326
Registry dates
- Enumerated
- 2013-09-09
- Last updated
- 2026-05-18
- Certified
- 2026-05-18
Frequently asked questions
- What is Juliann O'Leary's NPI number?
- Juliann O'Leary's National Provider Identifier (NPI) is 1164857215, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Juliann O'Leary's specialty?
- Juliann O'Leary is listed in the NPPES registry with a primary specialty of Mental Health Counselor (Behavioral Health & Social Service Providers).
- Where is Juliann O'Leary located?
- Juliann O'Leary's practice location on file with NPPES is 358 Veterans Memorial Hwy Ste 9, Commack, NY 11725-4326.
- What is Juliann O'Leary's phone number?
- The practice phone number listed in the NPPES registry for Juliann O'Leary is (631) 888-5917.
- Is Juliann O'Leary's NPI active?
- Yes — Juliann O'Leary's NPI (1164857215) is active in the NPPES registry as of the last update on 2026-05-18.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.