KEIRSEN MUFFLER MA, CCC-A
NPI 1114139409
Audiologist-Hearing Aid Fitter in Milwaukee, WI
About Keirsen Muffler Ma, Ccc-a NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
KEIRSEN MUFFLER MA, CCC-A (NPI 1114139409) is an individual audiologist-hearing aid fitter provider in Milwaukee, Wisconsin, licensed in Wisconsin (283-156) and active in the NPI registry since May 2007. She is a graduate of Other (2008).
NPPES Registry Identity
Specialties & Licenses 2
Other Identifiers 1
Accepted Insurance
Medicare Participation & PECOS CMS
Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.
Medicare Enrollment Status
Enrolled in Medicare and accepts Medicare assignment
Keirsen Muffler Ma, Ccc-a 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.
Medicare Billing Reassignment
Medicare enrollment records show Keirsen Muffler reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.
Milwaukee, WI 53211
- Reassigned Medicare billing, Wisconsin enrollment
- Medicare enrollment name: Columbia St Marys Hospital Milwaukee Inc
- 856 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.
Areas of Expertise CMS Part B claims 2
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.
Physician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 53211 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 20
Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.
MILWAUKEE, WI 53211
MILWAUKEE, WI 53211
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 Keirsen Muffler's NPI number?
The NPI number for Keirsen Muffler is 1114139409. It was assigned to this individual provider in the NPPES registry on May 7, 2007.
Where is Keirsen Muffler located?
Keirsen Muffler practices at 2315 N Lake Dr Suite 1005, Milwaukee, WI 53211. The listed phone number is (414) 271-4141.
What is Keirsen Muffler's specialty?
The primary specialty registered for this NPI is Audiologist-Hearing Aid Fitter with taxonomy code 237600000X.
Is Keirsen Muffler enrolled in Medicare?
Yes. Keirsen Muffler 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.
Which organization bills Medicare for Keirsen Muffler's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Keirsen Muffler reassigns Medicare benefits to Columbia St. Mary's Hospital Milwaukee Inc (Milwaukee, 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 Keirsen Muffler's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Keirsen Muffler accept?
Health plans from Anthem Blue Cross and Blue Shield and Network Health list Keirsen Muffler 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 Keirsen Muffler was last updated on September 11, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 13 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.
# Keirsen Muffler, MA, CCC-A · NPI 1114139409
Audiologist-Hearing Aid Fitter provider in Milwaukee, Wisconsin. Individual provider, active in the CMS NPPES registry since May 7, 2007.
## Identity
- **NPI:** 1114139409 (Entity type: Individual)
- **Enumerated:** May 7, 2007
- **Primary specialty:** Audiologist-Hearing Aid Fitter · taxonomy 237600000X
- **State license:** 283-156 (Wisconsin)
- **Sole proprietor:** No
## Practice location
- **Address:** 2315 N LAKE DR, SUITE 1005, Milwaukee, WI 53211-4518
- **Phone:** (414) 271-4141 · **Fax:** (414) 271-4343
## Medicare
- **Medicare:** Enrolled (PECOS); accepts Medicare assignment
- **Bills Medicare through:** Columbia St. Mary's Hospital Milwaukee Inc (NPI 1225071491, Milwaukee, WI), under Medicare reassignment (form CMS-855R) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Other, class of 2008
## Record status
- **NPPES last updated:** September 11, 2025
- **Other identifiers:** Medicaid 4113000 (WI)
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Source: [NPI Profile](https://npiprofile.com/npi/1114139409) · Data from the CMS NPPES public registry.