Leo Sullivan, LMHC
NPI 1538981352 · Mental Health Counselor · East Meadow, NY
Leo Sullivan, LMHC is a Mental Health Counselor provider in East Meadow, NY (NPI 1538981352).
Provider details
- NPI number
- 1538981352
- Entity type
- Individual
- Primary specialty
- Mental Health CounselorBehavioral Health & Social Service Providers
- Credential
- LMHC
- Sex
- Male
- Sole proprietor
- No
- License
- 015578 (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
1 yr 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
- 2024-10-31
- Last updated
- 2025-01-08
- Certified
- 2025-01-08
Frequently asked questions
- What is Leo Sullivan's NPI number?
- Leo Sullivan's National Provider Identifier (NPI) is 1538981352, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Leo Sullivan's specialty?
- Leo Sullivan is listed in the NPPES registry with a primary specialty of Mental Health Counselor (Behavioral Health & Social Service Providers).
- Where is Leo Sullivan located?
- Leo Sullivan's practice location on file with NPPES is 2201 Hempstead Tpke Fl 10, East Meadow, NY 11554-1859.
- What is Leo Sullivan's phone number?
- The practice phone number listed in the NPPES registry for Leo Sullivan is (516) 572-9402.
- Is Leo Sullivan's NPI active?
- Yes — Leo Sullivan's NPI (1538981352) is active in the NPPES registry as of the last update on 2025-01-08.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.