JENNIFER MALLAS OTR
NPI 1497133151
Occupational Therapist in Brookfield, WI
About Jennifer Mallas Otr NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
JENNIFER MALLAS OTR (NPI 1497133151) is an individual occupational therapist in Brookfield, Wisconsin, licensed in Wisconsin (0756) and active in the NPI registry since May 2015. She is a graduate of Other (1984).
NPPES Registry Identity
Specialties & Licenses
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
Jennifer Mallas Otr 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 Reassignments
2Medicare enrollment records show Jennifer Mallas reassigns Medicare billing to 2 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Menomonee Falls, WI 53051
- Reassigned Medicare billing, Wisconsin enrollment
- 2,294 clinicians in this Medicare group
Glendale, WI 53212
- Reassigned Medicare billing, Wisconsin enrollment
- 1,343 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.
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.
BROOKFIELD, WI 53005
BROOKFIELD, WI 53005
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 Jennifer Mallas's NPI number?
The NPI number for Jennifer Mallas is 1497133151. It was assigned to this individual provider in the NPPES registry on May 14, 2015.
Where is Jennifer Mallas located?
Jennifer Mallas practices at 1350 S Sunny Slope Rd, Brookfield, WI 53005. The listed phone number is (414) 805-9600.
What is Jennifer Mallas's specialty?
The primary specialty registered for this NPI is Occupational Therapist with taxonomy code 225X00000X.
Is Jennifer Mallas enrolled in Medicare?
Yes. Jennifer Mallas 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 organizations bill Medicare for Jennifer Mallas's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Jennifer Mallas reassigns Medicare benefits to 2 organizations: Froedtert & the Medical College Of Wisconsin Community Physicians, Inc. (Menomonee Falls, WI) and Ascension Medical Group-Southeast Wisconsin Inc (Glendale, WI). Each 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 Jennifer Mallas's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
When was this NPI record last updated?
The NPPES record for Jennifer Mallas was last updated on May 14, 2015. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 11 years 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.