AARON JOSEPH HENRY MUESCH MD
NPI 1780326793
Emergency Medicine in Madison, WI
About Aaron Joseph Henry Muesch Md NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
AARON JOSEPH HENRY MUESCH MD (NPI 1780326793) is an individual emergency medicine provider in Madison, Wisconsin, licensed in Wisconsin (83088) and active in the NPI registry since April 2022. He is enrolled in Medicare PECOS, is affiliated with Ssm Health St Clare Hospital - Baraboo, and is a graduate of Other (2022).
NPPES Registry Identity
Specialties & Licenses 2
Medicare Participation & PECOS CMS
Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.
Medicare Enrollment Status
Enrolled in Medicare (PECOS)
Aaron Joseph Henry Muesch Md is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).
Medicare Billing Reassignments
3Medicare enrollment records show Aaron Muesch reassigns Medicare billing to 3 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Madison, WI 53715
- Reassigned Medicare billing, Wisconsin enrollment
- 103 clinicians in this Medicare group
Columbus, WI 53925
- Reassigned Medicare billing, Wisconsin enrollment
- 132 clinicians in this Medicare group
Reedsburg, WI 53959
- Reassigned Medicare billing, Wisconsin enrollment
- 96 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 4
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, WISsm Health St Mary's Hospital - Madison
Acute Care Hospitals · Madison, WISt. Agnes Hospital Hospice
Acute Care Hospitals · Fond Du Lac, WIColumbus Community Hospital
Critical Access Hospitals · Columbus, WIPhysician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 53705 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.
MADISON, WI 53705
MADISON, WI 53705
MADISON, WI 53705
MADISON, WI 53705
MADISON, WI 53705
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 Aaron Muesch's NPI number?
The NPI number for Aaron Muesch is 1780326793. It was assigned to this individual provider in the NPPES registry on April 11, 2022.
Where is Aaron Muesch located?
Aaron Muesch practices at 749 University Row Ste 200, Madison, WI 53705. The listed phone number is (608) 263-6400.
What is Aaron Muesch's specialty?
The primary specialty registered for this NPI is Emergency Medicine with taxonomy code 207P00000X.
Is Aaron Muesch enrolled in Medicare?
Yes. Aaron Muesch is registered in the Medicare PECOS enrollment system.
Which organizations bill Medicare for Aaron Muesch's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Aaron Muesch reassigns Medicare benefits to 3 organizations: Madison Emergency Physicians, Sc (Madison, WI), Prairie Ridge Health, Inc. (Columbus, WI) and Reedsburg Area Medical Center, Inc. (Reedsburg, 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 Aaron Muesch's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
Is Aaron Muesch affiliated with any hospitals?
According to CMS data, Aaron Muesch is affiliated with Ssm Health St Clare Hospital - Baraboo, Ssm Health St Mary's Hospital - Madison, St. Agnes Hospital Hospice and Columbus Community Hospital.
When was this NPI record last updated?
The NPPES record for Aaron Muesch was last updated on February 7, 2024. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 2 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.
# Aaron Joseph Henry Muesch, MD · NPI 1780326793
Emergency Medicine physician in Madison, Wisconsin. Individual provider, active in the CMS NPPES registry since April 11, 2022.
## Identity
- **NPI:** 1780326793 (Entity type: Individual)
- **Enumerated:** April 11, 2022
- **Primary specialty:** Emergency Medicine · taxonomy 207P00000X
- **State license:** 83088 (Wisconsin)
- **Sole proprietor:** No
## Practice location
- **Address:** 749 UNIVERSITY ROW STE 200, Madison, WI 53705-1465
- **Phone:** (608) 263-6400
## 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:** 3 organizations under Medicare reassignment (form CMS-855R): Madison Emergency Physicians, Sc (NPI 1588646095, Madison, WI); Prairie Ridge Health, Inc. (NPI 1841376183, Columbus, WI); Reedsburg Area Medical Center, Inc. (NPI 1457780983, Reedsburg, WI) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Other, class of 2022
## Record status
- **NPPES last updated:** February 7, 2024
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Source: [NPI Profile](https://npiprofile.com/npi/1780326793) · Data from the CMS NPPES public registry.