Kathleen Istvan, SLP
NPI 1093093999 · Speech-Language Pathologist · Fairfield, CT
Kathleen Istvan, SLP is a Speech-Language Pathologist provider in Fairfield, CT (NPI 1093093999).
Provider details
- NPI number
- 1093093999
- Entity type
- Individual
- Primary specialty
- Speech-Language PathologistSpeech, Language and Hearing Service Providers
- Credential
- SLP
- Sex
- Female
- Sole proprietor
- No
- License
- 004038 (CT)
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
14 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
- 2011-07-26
- Last updated
- 2011-07-26
Frequently asked questions
- What is Kathleen Istvan's NPI number?
- Kathleen Istvan's National Provider Identifier (NPI) is 1093093999, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Kathleen Istvan's specialty?
- Kathleen Istvan is listed in the NPPES registry with a primary specialty of Speech-Language Pathologist (Speech, Language and Hearing Service Providers).
- Where is Kathleen Istvan located?
- Kathleen Istvan's practice location on file with NPPES is 1931 Black Rock Tpke, Fairfield, CT 06825-3506.
- What is Kathleen Istvan's phone number?
- The practice phone number listed in the NPPES registry for Kathleen Istvan is (203) 384-8681.
- Is Kathleen Istvan's NPI active?
- Yes — Kathleen Istvan's NPI (1093093999) is active in the NPPES registry as of the last update on 2011-07-26.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.