IndividualActive
Felix Zajac
NPI 1568832103 · Social Worker · Hines, IL
Felix Zajac is a Social Worker provider in Hines, IL (NPI 1568832103).
Provider details
- NPI number
- 1568832103
- Entity type
- Individual
- Primary specialty
- Social WorkerBehavioral Health & Social Service Providers
- Sex
- Male
- Sole proprietor
- No
Specialties & taxonomies
Behavioral Health & Social Service Providers
Profile Score
Established profile(67/100 index)
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
10 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
5000 S 5th Ave
Building 128
Hines, IL 60141-3030
Phone: (708) 202-2086
Approximate (ZIP-level) locationGet directions
Mailing address
2139 Newcastle Ave
Westchester, IL 60154-4452
Registry dates
- Enumerated
- 2015-09-25
- Last updated
- 2015-09-25
Frequently asked questions
- What is Felix Zajac's NPI number?
- Felix Zajac's National Provider Identifier (NPI) is 1568832103, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Felix Zajac's specialty?
- Felix Zajac is listed in the NPPES registry with a primary specialty of Social Worker (Behavioral Health & Social Service Providers).
- Where is Felix Zajac located?
- Felix Zajac's practice location on file with NPPES is 5000 S 5th Ave, Hines, IL 60141-3030.
- What is Felix Zajac's phone number?
- The practice phone number listed in the NPPES registry for Felix Zajac is (708) 202-2086.
- Is Felix Zajac's NPI active?
- Yes — Felix Zajac's NPI (1568832103) is active in the NPPES registry as of the last update on 2015-09-25.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.