Yolanda Olszewski, PSYD
NPI 1861804775 · Mental Health Counselor · Warrenville, IL
Yolanda Olszewski, PSYD is a Mental Health Counselor provider in Warrenville, IL (NPI 1861804775).
Provider details
- NPI number
- 1861804775
- Entity type
- Individual
- Primary specialty
- Mental Health CounselorBehavioral Health & Social Service Providers
- Credential
- PSYD
- Sex
- Female
- Sole proprietor
- Yes
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
12 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
Mailing address
Registry dates
- Enumerated
- 2014-05-27
- Last updated
- 2017-01-06
Frequently asked questions
- What is Yolanda Olszewski's NPI number?
- Yolanda Olszewski's National Provider Identifier (NPI) is 1861804775, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Yolanda Olszewski's specialty?
- Yolanda Olszewski is listed in the NPPES registry with a primary specialty of Mental Health Counselor (Behavioral Health & Social Service Providers).
- Where is Yolanda Olszewski located?
- Yolanda Olszewski's practice location on file with NPPES is 2s335 Williams Rd, Warrenville, IL 60555-3977.
- What is Yolanda Olszewski's phone number?
- The practice phone number listed in the NPPES registry for Yolanda Olszewski is (312) 560-1451.
- Is Yolanda Olszewski's NPI active?
- Yes — Yolanda Olszewski's NPI (1861804775) is active in the NPPES registry as of the last update on 2017-01-06.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.