HEATHER SUZANNE KRENN
NPI 1144027749
Nurse Practitioner in Fond Du Lac, WI
About Heather Suzanne Krenn NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
HEATHER SUZANNE KRENN (NPI 1144027749) is an individual nurse practitioner in Fond Du Lac, Wisconsin, licensed in Wisconsin (16578-33) and active in the NPI registry since March 2025. She is enrolled in Medicare PECOS, is affiliated with St. Agnes Hospital Hospice, and is a graduate of Other (2024).
NPPES Registry Identity
Specialties & Licenses
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
Heather Suzanne Krenn 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 Heather Krenn reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.
Fond Du Lac, WI 54935
- Reassigned Medicare billing, Wisconsin enrollment
- 606 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.
Hospital Affiliations CMS Care Compare 3
Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.
St. Agnes Hospital Hospice
Acute Care Hospitals · Fond Du Lac, WIRipon Medical Center
Critical Access Hospitals · Ripon, WIWaupun Memorial Hospital
Critical Access Hospitals · Waupun, WIPhysician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 54935 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.
FOND DU LAC, WI 54935
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 Heather Krenn's NPI number?
The NPI number for Heather Krenn is 1144027749. It was assigned to this individual provider in the NPPES registry on March 1, 2025.
Where is Heather Krenn located?
Heather Krenn practices at 430 E Division St, Fond Du Lac, WI 54935. The listed phone number is (920) 926-8200.
What is Heather Krenn's specialty?
The primary specialty registered for this NPI is Nurse Practitioner with taxonomy code 363L00000X.
Is Heather Krenn enrolled in Medicare?
Yes. Heather Krenn 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 Heather Krenn's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Heather Krenn reassigns Medicare benefits to Agnesian Healthcare, Inc (Fond Du Lac, 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 Heather Krenn's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Heather Krenn accept?
Health plans from Dean Health Plan and Network Health list Heather Krenn 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 Heather Krenn affiliated with any hospitals?
According to CMS data, Heather Krenn is affiliated with St. Agnes Hospital Hospice, Ripon Medical Center and Waupun Memorial Hospital.
When was this NPI record last updated?
The NPPES record for Heather Krenn was last updated on March 1, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 20 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.
# Heather Suzanne Krenn · NPI 1144027749
Nurse Practitioner physician in Fond Du Lac, Wisconsin. Individual provider, active in the CMS NPPES registry since March 1, 2025.
## Identity
- **NPI:** 1144027749 (Entity type: Individual)
- **Enumerated:** March 1, 2025
- **Primary specialty:** Nurse Practitioner · taxonomy 363L00000X
- **State license:** 16578-33 (Wisconsin)
- **Sole proprietor:** Yes
## Practice location
- **Address:** 430 E DIVISION ST, Fond Du Lac, WI 54935-4560
- **Phone:** (920) 926-8200
## Medicare
- **Medicare:** Enrolled (PECOS); accepts Medicare assignment
- **Ordering & referring:** eligible for Part B labs & imaging, durable medical equipment, home health, power mobility devices
- **Bills Medicare through:** Agnesian Healthcare, Inc (NPI 1346228541, Fond Du Lac, WI), under Medicare reassignment (form CMS-855R) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Other, class of 2024
## Record status
- **NPPES last updated:** March 1, 2025
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Source: [NPI Profile](https://npiprofile.com/npi/1144027749) · Data from the CMS NPPES public registry.