ARIEL NAMOWICZ KLOSS LCSW
NPI 1164068565
Social Worker - Clinical in Elm Grove, WI
About Ariel Namowicz Kloss Lcsw NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
ARIEL NAMOWICZ KLOSS LCSW (NPI 1164068565) is an individual clinical provider in Elm Grove, Wisconsin, licensed in Wisconsin (9672123) and active in the NPI registry since November 2019. She is enrolled in Medicare PECOS.
NPPES Registry Identity
Specialties & Licenses
Other Identifiers 2
Accepted Insurance
Medicare Participation & PECOS CMS
Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.
Medicare Enrollment Status
Enrolled in Medicare (PECOS)
Ariel Namowicz Kloss Lcsw is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).
Medicare Billing Reassignment
Medicare enrollment records show Ariel Kloss reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.
Brookfield, WI 53005
- Reassigned Medicare billing, Wisconsin enrollment
- 2 clinicians in this Medicare group
Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.
Physician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 53122 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.
Other Providers at the Same Location NPPES 8
Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.
ELM GROVE, WI 53122
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 Ariel Kloss's NPI number?
The NPI number for Ariel Kloss is 1164068565. It was assigned to this individual provider in the NPPES registry on November 20, 2019.
Where is Ariel Kloss located?
Ariel Kloss practices at 15285 Watertown Plank Rd Ste 102, Elm Grove, WI 53122. The listed phone number is (414) 552-8242.
What is Ariel Kloss's specialty?
The primary specialty registered for this NPI is Social Worker, specializing in Clinical, with taxonomy code 1041C0700X.
Is Ariel Kloss enrolled in Medicare?
Yes. Ariel Kloss is registered in the Medicare PECOS enrollment system.
Which organization bills Medicare for Ariel Kloss's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Ariel Kloss reassigns Medicare benefits to Whitestar Wellness Sc (Brookfield, WI). 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 Ariel Kloss's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Ariel Kloss accept?
Health plans from Anthem Blue Cross and Blue Shield, CareSource (Common Ground Healthcare), Dean Health Plan, Network Health and UnitedHealthcare list Ariel Kloss 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 Ariel Kloss was last updated on April 23, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 18 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.
# Ariel Namowicz Kloss, LCSW · NPI 1164068565
Clinical provider in Elm Grove, Wisconsin. Individual provider, active in the CMS NPPES registry since November 20, 2019.
## Identity
- **NPI:** 1164068565 (Entity type: Individual)
- **Enumerated:** November 20, 2019
- **Primary specialty:** Social Worker - Clinical · taxonomy 1041C0700X
- **State license:** 9672123 (Wisconsin)
- **Sole proprietor:** No
## Practice location
- **Address:** 15285 WATERTOWN PLANK RD STE 102, Elm Grove, WI 53122-2339
- **Phone:** (414) 552-8242
## Medicare
- **Medicare:** Enrolled in Medicare (PECOS)
- **Ordering & referring:** eligible for Part B labs & imaging, durable medical equipment
- **Bills Medicare through:** Whitestar Wellness Sc (NPI 1205566353, Brookfield, WI), under Medicare reassignment (form CMS-855R) · CMS Revalidation Reassignment List, October 2026 release
## Record status
- **NPPES last updated:** April 23, 2025
- **Other identifiers:** Other 9672-123 (WI); Medicaid 100095301 (WI)
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Source: [NPI Profile](https://npiprofile.com/npi/1164068565) · Data from the CMS NPPES public registry.