Nassau Psychotherapy Services
NPI 1245470103 · Mental Health Counselor · Rockville Centre, NY
Nassau Psychotherapy Services is a Mental Health Counselor organization in Rockville Centre, NY (NPI 1245470103).
Provider details
- NPI number
- 1245470103
- Entity type
- Organization
- Primary specialty
- Mental Health CounselorBehavioral Health & Social Service Providers
- Organization subpart
- No
- Authorized official
- David Ilson, Psychotherapist(516) 594-0331
- License
- PR 033101-1 (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
17 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
- 2009-03-04
- Last updated
- 2009-03-04
Frequently asked questions
- What is Nassau Psychotherapy Services's NPI number?
- Nassau Psychotherapy Services's National Provider Identifier (NPI) is 1245470103, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What type of organization is Nassau Psychotherapy Services?
- Nassau Psychotherapy Services is classified in the NPPES registry as Mental Health Counselor (Behavioral Health & Social Service Providers).
- Where is Nassau Psychotherapy Services located?
- Nassau Psychotherapy Services's practice location on file with NPPES is 30 Hempstead Ave, Rockville Centre, NY 11570-4033.
- What is Nassau Psychotherapy Services's phone number?
- The practice phone number listed in the NPPES registry for Nassau Psychotherapy Services is (516) 594-0331.
- Who is the authorized official for Nassau Psychotherapy Services?
- The authorized official listed on Nassau Psychotherapy Services's NPPES record is David Ilson, Psychotherapist. The authorized official registers and maintains the organization's NPI and is not necessarily its owner.
- Is Nassau Psychotherapy Services's NPI active?
- Yes — Nassau Psychotherapy Services's NPI (1245470103) is active in the NPPES registry as of the last update on 2009-03-04.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.