Lynsey Retzlaff, MSW, LCSW, SAC-IT
NPI 1023760543 · Clinical Social Worker · Waukesha, WI
Enrolled with Medicare as Practitioner - Clinical Social Worker · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Lynsey Retzlaff, MSW, LCSW, SAC-IT is a Clinical Social Worker provider in Waukesha, WI (NPI 1023760543).
Provider details
- NPI number
- 1023760543
- Entity type
- Individual
- Primary specialty
- Clinical Social WorkerBehavioral Health & Social Service Providers
- Credential
- MSW, LCSW, SAC-IT
- Sex
- Female
- Sole proprietor
- No
- License
- 18167-130 (WI)
Specialties & taxonomies
Behavioral Health & Social Service Providers
Behavioral Health & Social Service Providers
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
4 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
- 2022-01-25
- Last updated
- 2022-02-25
- Certified
- 2022-02-25
Frequently asked questions
- What is Lynsey Retzlaff's NPI number?
- Lynsey Retzlaff's National Provider Identifier (NPI) is 1023760543, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Lynsey Retzlaff's specialty?
- Lynsey Retzlaff is listed in the NPPES registry with a primary specialty of Clinical Social Worker (Behavioral Health & Social Service Providers).
- Where is Lynsey Retzlaff located?
- Lynsey Retzlaff's practice location on file with NPPES is 741 N Grand Ave Ste 302, Waukesha, WI 53186-4841.
- What is Lynsey Retzlaff's phone number?
- The practice phone number listed in the NPPES registry for Lynsey Retzlaff is (262) 789-1191.
- Does Lynsey Retzlaff accept Medicare?
- Lynsey Retzlaff is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Lynsey Retzlaff's NPI active?
- Yes — Lynsey Retzlaff's NPI (1023760543) is active in the NPPES registry as of the last update on 2022-02-25.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.