IndividualActive
Ellen Landau
NPI 1558762344 · Speech-Language Pathologist · Roslyn, NY
Ellen Landau is a Speech-Language Pathologist provider in Roslyn, NY (NPI 1558762344).
Provider details
- NPI number
- 1558762344
- Entity type
- Individual
- Primary specialty
- Speech-Language PathologistSpeech, Language and Hearing Service Providers
- Sex
- Female
- Sole proprietor
- Yes
- License
- 1191847 (NY)
Specialties & taxonomies
Speech, Language and Hearing Service Providers
Profile Score
Detailed profile(75/100 index)
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
11 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
5 Estates Dr
Roslyn, NY 11576-2604
Phone: (516) 801-4681
Street-level locationGet directions
Mailing address
5 Estates Drive
Roslyn, NY 11576
Registry dates
- Enumerated
- 2014-09-11
- Last updated
- 2014-09-11
Frequently asked questions
- What is Ellen Landau's NPI number?
- Ellen Landau's National Provider Identifier (NPI) is 1558762344, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Ellen Landau's specialty?
- Ellen Landau is listed in the NPPES registry with a primary specialty of Speech-Language Pathologist (Speech, Language and Hearing Service Providers).
- Where is Ellen Landau located?
- Ellen Landau's practice location on file with NPPES is 5 Estates Dr, Roslyn, NY 11576-2604.
- What is Ellen Landau's phone number?
- The practice phone number listed in the NPPES registry for Ellen Landau is (516) 801-4681.
- Is Ellen Landau's NPI active?
- Yes — Ellen Landau's NPI (1558762344) is active in the NPPES registry as of the last update on 2014-09-11.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.