Joan Mrozek, R.N.-BC, L.C.S.W.
NPI 1245694421 · Clinical Social Worker · Naperville, IL
Joan Mrozek, R.N.-BC, L.C.S.W. is a Clinical Social Worker provider in Naperville, IL (NPI 1245694421).
Provider details
- NPI number
- 1245694421
- Entity type
- Individual
- Primary specialty
- Clinical Social WorkerBehavioral Health & Social Service Providers
- Credential
- R.N.-BC, L.C.S.W.
- Sex
- Female
- Sole proprietor
- No
- License
- 149009609 (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
10 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
- 2016-04-13
- Last updated
- 2016-04-13
Frequently asked questions
- What is Joan Mrozek's NPI number?
- Joan Mrozek's National Provider Identifier (NPI) is 1245694421, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Joan Mrozek's specialty?
- Joan Mrozek is listed in the NPPES registry with a primary specialty of Clinical Social Worker (Behavioral Health & Social Service Providers).
- Where is Joan Mrozek located?
- Joan Mrozek's practice location on file with NPPES is 120 Spalding Dr Ste 307, Naperville, IL 60540-6521.
- What is Joan Mrozek's phone number?
- The practice phone number listed in the NPPES registry for Joan Mrozek is (630) 527-2920.
- Is Joan Mrozek's NPI active?
- Yes — Joan Mrozek's NPI (1245694421) is active in the NPPES registry as of the last update on 2016-04-13.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.