IndividualActive
Leigh Olszewski, M.S.
NPI 1588135784 · Mental Health Counselor · Olympia, WA
Leigh Olszewski, M.S. is a Mental Health Counselor provider in Olympia, WA (NPI 1588135784).
Provider details
- NPI number
- 1588135784
- Entity type
- Individual
- Primary specialty
- Mental Health CounselorBehavioral Health & Social Service Providers
- Credential
- M.S.
- Sex
- Female
- Sole proprietor
- No
- License
- CG60747848 (WA)
Specialties & taxonomies
Behavioral Health & Social Service Providers
Profile Score
Established profile(67/100 index)
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
7 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
413 Lilly Rd Ne
Olympia, WA 98506-5133
Phone: (360) 493-7060
Street-level locationGet directions
Mailing address
4347 Crestone St Ne
Lacey, WA 98516-1341
Registry dates
- Enumerated
- 2018-12-16
- Last updated
- 2018-12-16
Frequently asked questions
- What is Leigh Olszewski's NPI number?
- Leigh Olszewski's National Provider Identifier (NPI) is 1588135784, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Leigh Olszewski's specialty?
- Leigh Olszewski is listed in the NPPES registry with a primary specialty of Mental Health Counselor (Behavioral Health & Social Service Providers).
- Where is Leigh Olszewski located?
- Leigh Olszewski's practice location on file with NPPES is 413 Lilly Rd Ne, Olympia, WA 98506-5133.
- What is Leigh Olszewski's phone number?
- The practice phone number listed in the NPPES registry for Leigh Olszewski is (360) 493-7060.
- Is Leigh Olszewski's NPI active?
- Yes — Leigh Olszewski's NPI (1588135784) is active in the NPPES registry as of the last update on 2018-12-16.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.