Kathleen Kostock, LCSW
NPI 1598784431 · Clinical Social Worker · Beach Park, IL
Kathleen Kostock, LCSW is a Clinical Social Worker provider in Beach Park, IL (NPI 1598784431).
Provider details
- NPI number
- 1598784431
- Entity type
- Individual
- Primary specialty
- Clinical Social WorkerBehavioral Health & Social Service Providers
- Credential
- LCSW
- Sex
- Female
- Sole proprietor
- Yes
- License
- 149001172 (IL)
Specialties & taxonomies
Behavioral Health & Social Service Providers
Profile Score
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
Mailing address
Registry dates
- Enumerated
- 2006-07-19
- Last updated
- 2016-07-13
Frequently asked questions
- What is Kathleen Kostock's NPI number?
- Kathleen Kostock's National Provider Identifier (NPI) is 1598784431, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Kathleen Kostock's specialty?
- Kathleen Kostock is listed in the NPPES registry with a primary specialty of Clinical Social Worker (Behavioral Health & Social Service Providers).
- Where is Kathleen Kostock located?
- Kathleen Kostock's practice location on file with NPPES is 37512 N North Ave, Beach Park, IL 60087-2345.
- What is Kathleen Kostock's phone number?
- The practice phone number listed in the NPPES registry for Kathleen Kostock is (312) 590-8801.
- Is Kathleen Kostock's NPI active?
- Yes — Kathleen Kostock's NPI (1598784431) is active in the NPPES registry as of the last update on 2016-07-13.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.