Claire Zierer, LCSW
NPI 1588047740 · Clinical Social Worker · Geneva, IL
Claire Zierer, LCSW is a Clinical Social Worker provider in Geneva, IL (NPI 1588047740).
Provider details
- NPI number
- 1588047740
- Entity type
- Individual
- Primary specialty
- Clinical Social WorkerBehavioral Health & Social Service Providers
- Credential
- LCSW
- Sex
- Female
- Sole proprietor
- Yes
Specialties & taxonomies
Behavioral Health & Social Service Providers
- Social Worker104100000X
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
10 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)
- 4100 Veterans PkwyMchenry, IL 60050-8350Phone: (847) 571-0035
Registry dates
- Enumerated
- 2015-07-07
- Last updated
- 2023-07-05
- Certified
- 2023-07-05
Frequently asked questions
- What is Claire Zierer's NPI number?
- Claire Zierer's National Provider Identifier (NPI) is 1588047740, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Claire Zierer's specialty?
- Claire Zierer is listed in the NPPES registry with a primary specialty of Clinical Social Worker (Behavioral Health & Social Service Providers).
- Where is Claire Zierer located?
- Claire Zierer's practice location on file with NPPES is 28 N 1st St, Geneva, IL 60134-2387.
- What is Claire Zierer's phone number?
- The practice phone number listed in the NPPES registry for Claire Zierer is (888) 428-7890.
- Is Claire Zierer's NPI active?
- Yes — Claire Zierer's NPI (1588047740) is active in the NPPES registry as of the last update on 2023-07-05.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.