IndividualActive
Diane Zawilinski
NPI 1952502726 · Mental Health Counselor · Oak Lawn, IL
Diane Zawilinski is a Mental Health Counselor provider in Oak Lawn, IL (NPI 1952502726).
Provider details
- NPI number
- 1952502726
- Entity type
- Individual
- Primary specialty
- Mental Health CounselorBehavioral Health & Social Service Providers
- Sex
- Female
- Sole proprietor
- Yes
Specialties & taxonomies
Behavioral Health & Social Service Providers
Profile Score
Detailed profile(83/100 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
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
9401 S 53rd Ct
Oak Lawn, IL 60453-2426
Phone: (708) 423-3361
Street-level locationGet directions
Mailing address
16031 Alexandria Dr
Tinley Park, IL 60477-6336
Registry dates
- Enumerated
- 2007-05-30
- Last updated
- 2007-07-08
Frequently asked questions
- What is Diane Zawilinski's NPI number?
- Diane Zawilinski's National Provider Identifier (NPI) is 1952502726, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Diane Zawilinski's specialty?
- Diane Zawilinski is listed in the NPPES registry with a primary specialty of Mental Health Counselor (Behavioral Health & Social Service Providers).
- Where is Diane Zawilinski located?
- Diane Zawilinski's practice location on file with NPPES is 9401 S 53rd Ct, Oak Lawn, IL 60453-2426.
- What is Diane Zawilinski's phone number?
- The practice phone number listed in the NPPES registry for Diane Zawilinski is (708) 423-3361.
- Is Diane Zawilinski's NPI active?
- Yes — Diane Zawilinski's NPI (1952502726) 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.