Sonja Greggersen
NPI 1538511365 · Speech-Language Pathologist · Franklin Square, NY
Sonja Greggersen is a Speech-Language Pathologist provider in Franklin Square, NY (NPI 1538511365).
Provider details
- NPI number
- 1538511365
- Entity type
- Individual
- Primary specialty
- Speech-Language PathologistSpeech, Language and Hearing Service Providers
- Sex
- Female
- Sole proprietor
- Yes
Specialties & taxonomies
Speech, Language and Hearing Service Providers
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
9 yrs in NPPES registry
- Profile completeness38% of score
83% 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
- 2016-07-05
- Last updated
- 2016-07-05
Frequently asked questions
- What is Sonja Greggersen's NPI number?
- Sonja Greggersen's National Provider Identifier (NPI) is 1538511365, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Sonja Greggersen's specialty?
- Sonja Greggersen is listed in the NPPES registry with a primary specialty of Speech-Language Pathologist (Speech, Language and Hearing Service Providers).
- Where is Sonja Greggersen located?
- Sonja Greggersen's practice location on file with NPPES is 221 Madison Ave, Franklin Square, NY 11010-3839.
- What is Sonja Greggersen's phone number?
- The practice phone number listed in the NPPES registry for Sonja Greggersen is (516) 860-6044.
- Is Sonja Greggersen's NPI active?
- Yes — Sonja Greggersen's NPI (1538511365) is active in the NPPES registry as of the last update on 2016-07-05.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.