Lyle Greenman, PH.D.
NPI 1255542056 · Psychologist · Roslyn Heights, NY
Enrolled with Medicare as Practitioner - Clinical Psychologist · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Lyle Greenman, PH.D. is a Psychologist provider in Roslyn Heights, NY (NPI 1255542056).
Provider details
- NPI number
- 1255542056
- Entity type
- Individual
- Primary specialty
- PsychologistBehavioral Health & Social Service Providers
- Credential
- PH.D.
- Sex
- Male
- Sole proprietor
- Yes
- License
- 5335 (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
- 2007-05-24
- Last updated
- 2007-07-08
Frequently asked questions
- What is Lyle Greenman's NPI number?
- Lyle Greenman's National Provider Identifier (NPI) is 1255542056, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Lyle Greenman's specialty?
- Lyle Greenman is listed in the NPPES registry with a primary specialty of Psychologist (Behavioral Health & Social Service Providers).
- Where is Lyle Greenman located?
- Lyle Greenman's practice location on file with NPPES is 2 Sycamore Ln, Roslyn Heights, NY 11577-2522.
- What is Lyle Greenman's phone number?
- The practice phone number listed in the NPPES registry for Lyle Greenman is (516) 621-0356.
- Does Lyle Greenman accept Medicare?
- Lyle Greenman is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Lyle Greenman's NPI active?
- Yes — Lyle Greenman's NPI (1255542056) 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.