LEAH N EDERER MD
NPI 1689643975
Family Medicine in Sauk City, WI
About Leah N Ederer Md NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
LEAH N EDERER MD (NPI 1689643975) is an individual family medicine provider in Sauk City, Wisconsin, licensed in Wisconsin (48304) and active in the NPI registry since March 2006. She is enrolled in Medicare PECOS, is affiliated with Ssm Health St Clare Hospital - Baraboo, and is a graduate of Other (2004).
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
Leah N Ederer Md 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 Leah Ederer reassigns Medicare billing to 2 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Sauk City, WI 53583
- Reassigned Medicare billing, Wisconsin enrollment
- 110 clinicians in this Medicare group
Madison, WI 53717
- Reassigned Medicare billing, Wisconsin enrollment
- 422 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 25
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 3
Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.
Ssm Health St Clare Hospital - Baraboo
Acute Care Hospitals · Baraboo, WISauk Prairie Hospital
Acute Care Hospitals · Prairie Du Sac, WIUniversity Of Wi Hospitals & Clinics Authority
Acute Care Hospitals · Madison, WIPhysician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 53583 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.
Referred Medical Equipment & Supplies CMS DME claims 9
Durable medical equipment, devices and supplies this provider ordered from DME suppliers for patients, from Medicare fee-for-service claims.
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.
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 Leah Ederer's NPI number?
The NPI number for Leah Ederer is 1689643975. It was assigned to this individual provider in the NPPES registry on March 17, 2006.
Where is Leah Ederer located?
Leah Ederer practices at 112 Helen St, Sauk City, WI 53583. The listed phone number is (608) 643-3351.
What is Leah Ederer's specialty?
The primary specialty registered for this NPI is Family Medicine with taxonomy code 207Q00000X.
Is Leah Ederer enrolled in Medicare?
Yes. Leah Ederer 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 Leah Ederer's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Leah Ederer reassigns Medicare benefits to 2 organizations: Sauk Prairie Healthcare, Inc. (Sauk City, WI) and Group Health Cooperative Of South Central Wisconsin (Madison, 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 Leah Ederer's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Leah Ederer accept?
Health plans from Anthem Blue Cross and Blue Shield, Aspirus Health Plan, Dean Health Plan, Group Health Cooperative-SCW and Quartz list Leah Ederer 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 Leah Ederer affiliated with any hospitals?
According to CMS data, Leah Ederer is affiliated with Ssm Health St Clare Hospital - Baraboo, Sauk Prairie Hospital and University Of Wi Hospitals & Clinics Authority.
When was this NPI record last updated?
The NPPES record for Leah Ederer was last updated on August 19, 2020. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 6 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.