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John Emery Istvan, LCSW
NPI 1003837501 · Clinical Social Worker · Meriden, CT
John Emery Istvan, LCSW is a Clinical Social Worker provider in Meriden, CT (NPI 1003837501).
Provider details
- NPI number
- 1003837501
- Entity type
- Individual
- Primary specialty
- Clinical Social WorkerBehavioral Health & Social Service Providers
- Credential
- LCSW
- Sex
- Male
- Sole proprietor
- Yes
- License
- 002082 (CT)
Specialties & taxonomies
Behavioral Health & Social Service Providers
Profile Score
Detailed profile(91/100 index)
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
11 Westfield Rd
Meriden, CT 06450-2425
Phone: (203) 639-8820
Street-level locationGet directions
Mailing address
11 Westfield Rd
Meriden, CT 06450-2425
Registry dates
- Enumerated
- 2006-07-21
- Last updated
- 2007-07-08
Frequently asked questions
- What is John Emery Istvan's NPI number?
- John Emery Istvan's National Provider Identifier (NPI) is 1003837501, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is John Emery Istvan's specialty?
- John Emery Istvan is listed in the NPPES registry with a primary specialty of Clinical Social Worker (Behavioral Health & Social Service Providers).
- Where is John Emery Istvan located?
- John Emery Istvan's practice location on file with NPPES is 11 Westfield Rd, Meriden, CT 06450-2425.
- What is John Emery Istvan's phone number?
- The practice phone number listed in the NPPES registry for John Emery Istvan is (203) 639-8820.
- Is John Emery Istvan's NPI active?
- Yes — John Emery Istvan's NPI (1003837501) 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.