LYNSEY P RETZLAFF MSW, LCSW, SAC-IT
NPI 1023760543
Social Worker - Clinical in Waukesha, WI

Active since January 25, 2022PECOS EnrolledAccepts Medicare Assignment
741 N GRAND AVE STE 302, WAUKESHA, WI 53186(262) 789-1191 Get Directions Write a Review

NPPES record last updated: February 25, 2022. Verified against the NPPES registry weekly; last sync: July 19, 2026.

Record update history: Feb 25, 2022, Jan 25, 2022 (2 updates tracked since 2022).

About Lynsey P Retzlaff Msw, Lcsw, Sac-it NPPES

Official registry information on file with the National Plan and Provider Enumeration System.

LYNSEY P RETZLAFF MSW, LCSW, SAC-IT (NPI 1023760543) is an individual clinical provider in Waukesha, Wisconsin, licensed in Wisconsin (9335-123) and active in the NPI registry since January 2022. She is enrolled in Medicare PECOS and is a graduate of Other (2016).

NPPES Registry Identity

NPI1023760543
Entity TypeIndividualFemale
Primary Taxonomy1041C0700X
Provider Legal NameLYNSEY P RETZLAFFCredential: MSW, LCSW, SAC-IT
Location Address741 N GRAND AVE STE 302Waukesha, WI 53186-4841
Mailing Address741 N Grand Ave Ste 302Waukesha, WI 53186-4841
Sole ProprietorNo
Medical School CMSOtherGraduated 2016
Enumeration DateJanuary 25, 2022
Last NPPES UpdateFebruary 25, 20222 updates tracked since enumeration
NPPES CertifiedFebruary 25, 2022
NPI 1023760543 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

Primary SpecialtySocial Worker · ClinicalBehavioral Health & Social Service Providers
Taxonomy Code1041C0700X
License Licensed in WI · 9335-123
Definition

A social worker who holds a master's or doctoral degree in social work from an accredited school of social work in addition to at least two years of post-master's supervised experience in a clinical setting. The social worker must be licensed, certified, or registered at the clinical level in the jurisdiction of practice. A clinical social worker provides direct services, including interventions focused on interpersonal interactions, intrapsychic dynamics, and life management issues. Clinical social work services are based on bio-psychosocial perspectives. Services consist of assessment, diagnosis, treatment (including psychotherapy and counseling), client-centered advocacy, consultation, evaluation, and prevention of mental illness, emotional, or behavioral disturbances.

Also ListedCounselor · Addiction (Substance Use Disorder)Taxonomy 101YA0400X · License 18167-130 (WI)
741 N GRAND AVE STE 302, Waukesha, WI 53186

Accepted Insurance

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, and ordering and referring status from the CMS PECOS system.

Medicare Enrollment Status

Enrolled in Medicare and accepts Medicare assignment

Lynsey P Retzlaff Msw, Lcsw, Sac-it is registered in PECOS and agrees to accept the Medicare-approved amount as full payment. Medicare patients are not billed beyond the standard deductible and coinsurance.

PECOS PAC ID4789077066
PECOS Enrollment IDI20220209001251
Eligible to Order & Refer Part B Labs & Imaging Durable Medical Equipment Home Health Agency Power Mobility DevicesPer the CMS Ordering and Referring file. Eligibility means Medicare pays claims that this provider orders or refers for these categories.

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 53186 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.

New Patient
$0.00 typical visit price
range $53.90 – $163.24
Typical copayment $0.00 (range $13.47 – $40.81)
Most-billed visit code NA
Established Patient
$67.37 typical visit price
range $17.40 – $133.76
Typical copayment $16.84 (range $4.35 – $33.44)
Most-billed visit code 99213
Amounts reflect what Medicare beneficiaries in this ZIP area are typically charged for office visits. Patients with other coverage should check their individual plans.

Other Providers at the Same Location NPPES 20

Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.

Psychologist (Clinical)
741 N GRAND AVE STE 302
WAUKESHA, WI 53186
Psychologist
741 N GRAND AVE STE 302
WAUKESHA, WI 53186
Counselor (Mental Health)
741 N GRAND AVE STE 302
WAUKESHA, WI 53186
Social Worker (Clinical)
741 N GRAND AVE STE 302
WAUKESHA, WI 53186
Counselor (Professional)
741 N GRAND AVE STE 302
WAUKESHA, WI 53186
Counselor (Professional)
741 N GRAND AVE STE 302
WAUKESHA, WI 53186
Social Worker (Clinical)
741 N GRAND AVE STE 302
WAUKESHA, WI 53186
Counselor (Professional)
741 N GRAND AVE STE 302
WAUKESHA, WI 53186

Frequently Asked Questions NPPES & CMS

Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.

What is Lynsey Retzlaff's NPI number?

The NPI number for Lynsey Retzlaff is 1023760543. It was assigned to this individual provider in the NPPES registry on January 25, 2022.

Where is Lynsey Retzlaff located?

Lynsey Retzlaff practices at 741 N Grand Ave Ste 302, Waukesha, WI 53186. The listed phone number is (262) 789-1191.

What is Lynsey Retzlaff's specialty?

The primary specialty registered for this NPI is Social Worker, specializing in Clinical, with taxonomy code 1041C0700X.

Is Lynsey Retzlaff enrolled in Medicare?

Yes. Lynsey Retzlaff is registered in the Medicare PECOS system and accepts Medicare assignment, which means accepting the Medicare-approved amount as payment in full for covered services.

What insurance does Lynsey Retzlaff accept?

Health plans from Anthem Blue Cross and Blue Shield, CareSource (Common Ground Healthcare), HealthPartners, Network Health and Quartz list Lynsey Retzlaff as in-network in at least one marketplace plan. Coverage varies by plan and year; verify with the insurer or the provider before a visit.

When was this NPI record last updated?

The NPPES record for Lynsey Retzlaff was last updated on February 25, 2022. NPI Profile syncs with the weekly NPPES data releases published by CMS.