JENNIFER LEA ZIMMER
NPI 1831702976
Nurse Practitioner in Ladysmith, WI
About Jennifer Lea Zimmer NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
JENNIFER LEA ZIMMER (NPI 1831702976) is an individual nurse practitioner in Ladysmith, Wisconsin, licensed in Wisconsin (10347-33) and active in the NPI registry since August 2020. She is enrolled in Medicare PECOS, is affiliated with Aspirus Ironwood Hospital, and is a graduate of Other (2020).
NPPES Registry Identity
Specialties & Licenses 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)
Jennifer Lea Zimmer is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).
Medicare Billing Reassignments
7Medicare enrollment records show Jennifer Zimmer reassigns Medicare billing to 7 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Ladysmith, WI 54848
- Reassigned Medicare billing, Wisconsin enrollment
- Also billed through NPI 1952890873 (Wisconsin)
- 2,476 clinicians in this Medicare group
Spooner, WI 54801
- Reassigned Medicare billing, Wisconsin enrollment
- 25 clinicians in this Medicare group
Edgar, WI 54426
- Reassigned Medicare billing, Wisconsin enrollment
- 633 clinicians in this Medicare group
Marshfield, WI 54449
- Reassigned Medicare billing, Wisconsin enrollment
- 2,540 clinicians in this Medicare group
Wausau, WI 54401
- Reassigned Medicare billing, Michigan enrollment
- Medicare enrollment name: Aspirus Iron River Hospital & Clinics Inc
- Also billed through NPI 1457865198 (Michigan)
- 200 clinicians in this Medicare group
Hurley, WI 54534
- Reassigned Medicare billing, Michigan enrollment
- 244 clinicians in this Medicare group
Ironwood, MI 49938
- Reassigned Medicare billing, Michigan enrollment
- 264 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.
Hospital Affiliations CMS Care Compare 5
Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.
Aspirus Ironwood Hospital
Critical Access Hospitals · Ironwood, MINorth Memorial Health Hospital
Acute Care Hospitals · Robbinsdale, MNAspirus Wausau Hospital
Acute Care Hospitals · Wausau, WIMarshfield Medical Center - Ladysmith
Critical Access Hospitals · Ladysmith, WISpooner Health System
Critical Access Hospitals · Spooner, WIPhysician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 54848 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.
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.
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.
LADYSMITH, WI 54848
LADYSMITH, WI 54848
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 Zimmer's NPI number?
The NPI number for Jennifer Zimmer is 1831702976. It was assigned to this individual provider in the NPPES registry on August 28, 2020.
Where is Jennifer Zimmer located?
Jennifer Zimmer practices at 900 College Ave W, Ladysmith, WI 54848. The listed phone number is (715) 532-5561.
What is Jennifer Zimmer's specialty?
The primary specialty registered for this NPI is Nurse Practitioner with taxonomy code 363L00000X.
Is Jennifer Zimmer enrolled in Medicare?
Yes. Jennifer Zimmer is registered in the Medicare PECOS enrollment system.
Which organizations bill Medicare for Jennifer Zimmer's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Jennifer Zimmer reassigns Medicare benefits to 7 organizations: Mchs Hospitals, Inc. (Ladysmith, WI), Spooner Health System, Inc. (Spooner, WI), Aspirus Wausau Hospital Inc (Edgar, WI), Marshfield Clinic Inc (Marshfield, WI), Aspirus Medical Group, Inc. (Wausau, WI) and 2 more organizations, listed in the Medicare section above. 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 Zimmer's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Jennifer Zimmer accept?
Health plans from Anthem Blue Cross and Blue Shield, Blue Care Network of Michigan and Blue Cross Blue Shield of Michigan Mutual Insurance Company list Jennifer Zimmer 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.
Is Jennifer Zimmer affiliated with any hospitals?
According to CMS data, Jennifer Zimmer is affiliated with Aspirus Ironwood Hospital, North Memorial Health Hospital, Aspirus Wausau Hospital, Marshfield Medical Center - Ladysmith and Spooner Health System.
When was this NPI record last updated?
The NPPES record for Jennifer Zimmer was last updated on April 5, 2021. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 5 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.
# Jennifer Lea Zimmer · NPI 1831702976
Nurse Practitioner physician in Ladysmith, Wisconsin. Individual provider, active in the CMS NPPES registry since August 28, 2020.
## Identity
- **NPI:** 1831702976 (Entity type: Individual)
- **Enumerated:** August 28, 2020
- **Primary specialty:** Nurse Practitioner · taxonomy 363L00000X
- **State license:** 10347-33 (Wisconsin)
- **Sole proprietor:** No
## Practice location
- **Address:** 900 COLLEGE AVE W, Ladysmith, WI 54848-2116
- **Phone:** (715) 532-5561
## Medicare
- **Medicare:** Enrolled in Medicare (PECOS)
- **Ordering & referring:** eligible for Part B labs & imaging, durable medical equipment, home health, power mobility devices
- **Bills Medicare through:** 7 organizations under Medicare reassignment (form CMS-855R): Mchs Hospitals, Inc. (NPI 1346716263, Ladysmith, WI); Spooner Health System, Inc. (NPI 1518982628, Spooner, WI); Aspirus Wausau Hospital Inc (NPI 1447580725, Edgar, WI); Marshfield Clinic Inc (NPI 1952347981, Marshfield, WI); Aspirus Medical Group, Inc. (NPI 1033411822, Wausau, WI); and 2 more · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Other, class of 2020
## Record status
- **NPPES last updated:** April 5, 2021
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Source: [NPI Profile](https://npiprofile.com/npi/1831702976) · Data from the CMS NPPES public registry.