1. Home
  2. Directory
  3. NPI Profile

JANET ATKINSON WIMMER LCSW
NPI 1548840267
Social Worker - Clinical in Argonne, WI

Active since April 08, 2021PECOS Enrolled
84.56/100
CMS Quality Rating
8916 BAYVIEW LN, ARGONNE, WI 54511(929) 260-1223 Get Directions Write a Review

NPPES record last updated: July 28, 2025. Verified against the NPPES registry weekly; last sync: October 18, 2026.

Record update history: Apr 6, 2023, Apr 8, 2021 (2 updates tracked since 2021).

About Janet Atkinson Wimmer Lcsw NPPES

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

JANET ATKINSON WIMMER LCSW (NPI 1548840267) is an individual clinical provider in Argonne, Wisconsin, licensed in Wisconsin (10186-123) and active in the NPI registry since April 2021. She is enrolled in Medicare PECOS and maintains a secondary practice location in Rhinelander.

NPPES Registry Identity

NPI1548840267
Entity TypeIndividualFemale
Primary Taxonomy1041C0700X
Provider Legal NameJANET ATKINSON WIMMERCredential: LCSW
Location Address8916 BAYVIEW LNArgonne, WI 54511-9040
Mailing Address8916 Bayview LnArgonne, WI 54511-9040 · (929) 260-1223
Phone(929) 260-1223
Sole ProprietorYes
Enumeration DateApril 8, 2021
Last NPPES UpdateJuly 28, 20252 updates tracked since enumeration
NPPES CertifiedJuly 28, 2025
✔ NPI 1548840267 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtySocial Worker · ClinicalBehavioral Health & Social Service Providers
Taxonomy Code1041C0700X
License✔ Licensed in WI · 10186-123
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.
8916 BAYVIEW LN, Argonne, WI 54511
Open in Google Maps ↗

Secondary Practice Location 1

Location 1705 E Timber DrRhinelander, WI 54501-2859 · Phone (715) 365-3950

Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Anthem Blue Cross and Blue Shield, Security Health Plan.Insurance ›

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Janet Atkinson Wimmer Lcsw is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

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.

Medicare Billing Reassignment

Medicare enrollment records show Janet Wimmer reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.

Mental Health Specialty Group PA
851 mi
Mental Health
110 N CORCORAN ST FL 5
Durham, NC 27701
  • Reassigned Medicare billing, Wisconsin enrollment
  • 63 clinicians in this Medicare group
NPI 1801472634 (323) 205-7088

Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

Areas of Expertise CMS Part B claims

Services this provider delivered to Medicare fee-for-service patients, from the CMS Medicare utilization data. Higher counts generally reflect more experience with a service; care delivered outside Medicare is not included.

Psychotherapy, 45 minutes 90834
Psychotherapy is a treatment method where you converse with a therapist about your thoughts, feelings, and behaviors. In a 45-minute session, the therapist assists you in understanding and managing your mental health concerns, improving emotional wellness, and promoting personal growth.
89 services11 patients

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 54511 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.

Medicare Quality Performance CMS QPP · MIPS

Performance in the CMS Quality Payment Program: the MIPS final score across four weighted categories, and the individual quality measures reported to Medicare.

84.56/100
MIPS Final ScoreMerit-based Incentive Payment System · CMS Quality Payment Program
Scored as part of a group practice
Quality89.8
Promoting Interoperability100
Improvement Activities40
Cost58.73

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 Janet Wimmer's NPI number?

The NPI number for Janet Wimmer is 1548840267. It was assigned to this individual provider in the NPPES registry on April 8, 2021.

Where is Janet Wimmer located?

Janet Wimmer practices at 8916 Bayview Ln, Argonne, WI 54511. The listed phone number is (929) 260-1223.

What is Janet Wimmer's specialty?

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

Is Janet Wimmer enrolled in Medicare?

Yes. Janet Wimmer is registered in the Medicare PECOS enrollment system.

Which organization bills Medicare for Janet Wimmer's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Janet Wimmer reassigns Medicare benefits to Mental Health Specialty Group PA (Durham, NC). The reassignment is filed with Medicare on form CMS-855R, signed by both the clinician and the organization, and lets the organization bill Medicare and receive payment for Janet Wimmer's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

What insurance does Janet Wimmer accept?

Health plans from Anthem Blue Cross and Blue Shield and Security Health Plan list Janet Wimmer 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 Janet Wimmer was last updated on July 28, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 14 months ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.