Fiona Flanagan
NPI 1780463935 · Speech-Language Pathologist · Oyster Bay, NY
Fiona Flanagan is a Speech-Language Pathologist provider in Oyster Bay, NY (NPI 1780463935).
Provider details
- NPI number
- 1780463935
- 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
2 yrs in NPPES registry
- Profile completeness38% of score
83% of core fields populated
- Practice footprint23% of score
2 documented practice locations
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
Additional practice locations (1)
- 50 Irving PlOyster Bay, NY 11771-2315Phone: (516) 343-0078
Registry dates
- Enumerated
- 2023-09-27
- Last updated
- 2023-09-27
- Certified
- 2023-09-27
Frequently asked questions
- What is Fiona Flanagan's NPI number?
- Fiona Flanagan's National Provider Identifier (NPI) is 1780463935, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Fiona Flanagan's specialty?
- Fiona Flanagan is listed in the NPPES registry with a primary specialty of Speech-Language Pathologist (Speech, Language and Hearing Service Providers).
- Where is Fiona Flanagan located?
- Fiona Flanagan's practice location on file with NPPES is 50 Irving Pl, Oyster Bay, NY 11771-2315.
- What is Fiona Flanagan's phone number?
- The practice phone number listed in the NPPES registry for Fiona Flanagan is (516) 343-0078.
- Is Fiona Flanagan's NPI active?
- Yes — Fiona Flanagan's NPI (1780463935) is active in the NPPES registry as of the last update on 2023-09-27.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.